EBI

Detailed Description

EBI External Bus Interface (EBI) Peripheral API.

This module contains functions to control the EBI peripheral of Silicon Labs 32-bit MCUs and SoCs. The EBI is used for accessing external parallel devices. The devices appear as part of the internal memory map of the MCU.

Data Structures
struct	EBI_Init_TypeDef
struct	EBI_TFTInit_TypeDef

Macros
#define	EBI_BANK0   (uint32_t)(1 << 1)
#define	EBI_BANK1   (uint32_t)(1 << 2)
#define	EBI_BANK2   (uint32_t)(1 << 3)
#define	EBI_BANK3   (uint32_t)(1 << 4)
#define	EBI_CS0   (uint32_t)(1 << 1)
#define	EBI_CS1   (uint32_t)(1 << 2)
#define	EBI_CS2   (uint32_t)(1 << 3)
#define	EBI_CS3   (uint32_t)(1 << 4)
#define	EBI_INIT_DEFAULT
#define	EBI_TFTINIT_DEFAULT

Enumerations
enum	EBI_AHigh_TypeDef {   ebiAHighA0 = EBI_ROUTE_APEN_A0,   ebiAHighA5 = EBI_ROUTE_APEN_A5,   ebiAHighA6 = EBI_ROUTE_APEN_A6,   ebiAHighA7 = EBI_ROUTE_APEN_A7,   ebiAHighA8 = EBI_ROUTE_APEN_A8,   ebiAHighA9 = EBI_ROUTE_APEN_A9,   ebiAHighA10 = EBI_ROUTE_APEN_A10,   ebiAHighA11 = EBI_ROUTE_APEN_A11,   ebiAHighA12 = EBI_ROUTE_APEN_A12,   ebiAHighA13 = EBI_ROUTE_APEN_A13,   ebiAHighA14 = EBI_ROUTE_APEN_A14,   ebiAHighA15 = EBI_ROUTE_APEN_A15,   ebiAHighA16 = EBI_ROUTE_APEN_A16,   ebiAHighA17 = EBI_ROUTE_APEN_A17,   ebiAHighA18 = EBI_ROUTE_APEN_A18,   ebiAHighA19 = EBI_ROUTE_APEN_A19,   ebiAHighA20 = EBI_ROUTE_APEN_A20,   ebiAHighA21 = EBI_ROUTE_APEN_A21,   ebiAHighA22 = EBI_ROUTE_APEN_A22,   ebiAHighA23 = EBI_ROUTE_APEN_A23,   ebiAHighA24 = EBI_ROUTE_APEN_A24,   ebiAHighA25 = EBI_ROUTE_APEN_A25,   ebiAHighA26 = EBI_ROUTE_APEN_A26,   ebiAHighA27 = EBI_ROUTE_APEN_A27,   ebiAHighA28 = EBI_ROUTE_APEN_A28 }
enum	EBI_ALow_TypeDef {   ebiALowA0 = EBI_ROUTE_ALB_A0,   ebiALowA8 = EBI_ROUTE_ALB_A8,   ebiALowA16 = EBI_ROUTE_ALB_A16,   ebiALowA24 = EBI_ROUTE_ALB_A24 }
enum	EBI_Line_TypeDef {   ebiLineARDY,   ebiLineALE,   ebiLineWE,   ebiLineRE,   ebiLineCS,   ebiLineBL,   ebiLineTFTVSync,   ebiLineTFTHSync,   ebiLineTFTDataEn,   ebiLineTFTDClk,   ebiLineTFTCS }
enum	EBI_Location_TypeDef {   ebiLocation0 = EBI_ROUTE_LOCATION_LOC0,   ebiLocation1 = EBI_ROUTE_LOCATION_LOC1,   ebiLocation2 = EBI_ROUTE_LOCATION_LOC2 }
enum	EBI_Mode_TypeDef {   ebiModeD8A8 = EBI_CTRL_MODE_D8A8,   ebiModeD16A16ALE = EBI_CTRL_MODE_D16A16ALE,   ebiModeD8A24ALE = EBI_CTRL_MODE_D8A24ALE,   ebiModeD16 = EBI_CTRL_MODE_D16 }
enum	EBI_Polarity_TypeDef {   ebiActiveLow = 0,   ebiActiveHigh = 1 }
enum	EBI_TFTBank_TypeDef {   ebiTFTBank0 = EBI_TFTCTRL_BANKSEL_BANK0,   ebiTFTBank1 = EBI_TFTCTRL_BANKSEL_BANK1,   ebiTFTBank2 = EBI_TFTCTRL_BANKSEL_BANK2,   ebiTFTBank3 = EBI_TFTCTRL_BANKSEL_BANK3 }
enum	EBI_TFTColorSrc_TypeDef {   ebiTFTColorSrcMem = EBI_TFTCTRL_COLOR1SRC_MEM,   ebiTFTColorSrcPixel1 = EBI_TFTCTRL_COLOR1SRC_PIXEL1 }
enum	EBI_TFTDDMode_TypeDef {   ebiTFTDDModeDisabled = EBI_TFTCTRL_DD_DISABLED,   ebiTFTDDModeInternal = EBI_TFTCTRL_DD_INTERNAL,   ebiTFTDDModeExternal = EBI_TFTCTRL_DD_EXTERNAL }
enum	EBI_TFTFrameBufTrigger_TypeDef {   ebiTFTFrameBufTriggerVSync = EBI_TFTCTRL_FBCTRIG_VSYNC,   ebiTFTFrameBufTriggerHSync = EBI_TFTCTRL_FBCTRIG_HSYNC }
enum	EBI_TFTInterleave_TypeDef {   ebiTFTInterleaveUnlimited = EBI_TFTCTRL_INTERLEAVE_UNLIMITED,   ebiTFTInterleaveOnePerDClk = EBI_TFTCTRL_INTERLEAVE_ONEPERDCLK,   ebiTFTInterleavePorch = EBI_TFTCTRL_INTERLEAVE_PORCH }
enum	EBI_TFTMaskBlend_TypeDef {   ebiTFTMBDisabled = EBI_TFTCTRL_MASKBLEND_DISABLED,   ebiTFTMBIMask = EBI_TFTCTRL_MASKBLEND_IMASK,   ebiTFTMBIAlpha = EBI_TFTCTRL_MASKBLEND_IALPHA,   ebiTFTMBIMaskAlpha = EBI_TFTCTRL_MASKBLEND_IMASKIALPHA,   ebiTFTMBEMask = EBI_TFTCTRL_MASKBLEND_EMASK,   ebiTFTMBEAlpha = EBI_TFTCTRL_MASKBLEND_EALPHA,   ebiTFTMBEMaskAlpha = EBI_TFTCTRL_MASKBLEND_EMASKEALPHA }
enum	EBI_TFTWidth_TypeDef {   ebiTFTWidthByte = EBI_TFTCTRL_WIDTH_BYTE,   ebiTFTWidthHalfWord = EBI_TFTCTRL_WIDTH_HALFWORD }

Functions
void	EBI_AddressTimingSet (int setupCycles, int holdCycles)
	Configure timing values of address latch bus accesses. More...
void	EBI_AltMapEnable (bool enable)
	Configure Alternate Address Map support Enables or disables 256MB address range for all banks. More...
uint32_t	EBI_BankAddress (uint32_t bank)
	Return base address of EBI bank. More...
void	EBI_BankAddressTimingConfig (uint32_t banks, bool halfALE)
	Configure address operation parameters for selected bank. More...
void	EBI_BankAddressTimingSet (uint32_t banks, int setupCycles, int holdCycles)
	Configure timing values of address latch bus accesses. More...
void	EBI_BankByteLaneEnable (uint32_t banks, bool enable)
	Configure Byte Lane Enable for select banks timing support. More...
void	EBI_BankEnable (uint32_t banks, bool enable)
	Enable or disable EBI Bank. More...
void	EBI_BankPolaritySet (uint32_t banks, EBI_Line_TypeDef line, EBI_Polarity_TypeDef polarity)
	Configure EBI pin polarity for selected bank(s) for devices with individual timing support. More...
void	EBI_BankReadTimingConfig (uint32_t banks, bool pageMode, bool prefetch, bool halfRE)
	Configure read operation parameters for selected bank. More...
void	EBI_BankReadTimingSet (uint32_t banks, int setupCycles, int strobeCycles, int holdCycles)
	Configure timing values of read bus accesses. More...
void	EBI_BankWriteTimingConfig (uint32_t banks, bool writeBufDisable, bool halfWE)
	Configure write operation parameters for selected bank. More...
void	EBI_BankWriteTimingSet (uint32_t banks, int setupCycles, int strobeCycles, int holdCycles)
	Configure timing values of write bus accesses. More...
void	EBI_ChipSelectEnable (uint32_t cs, bool enable)
	Enable or disable EBI Chip Select. More...
void	EBI_Disable (void)
	Disable External Bus Interface.
void	EBI_Init (const EBI_Init_TypeDef *ebiInit)
	Configure and enable External Bus Interface. More...
__STATIC_INLINE void	EBI_IntClear (uint32_t flags)
	Clear one or more pending EBI interrupts. More...
__STATIC_INLINE void	EBI_IntDisable (uint32_t flags)
	Disable one or more EBI interrupts. More...
__STATIC_INLINE void	EBI_IntEnable (uint32_t flags)
	Enable one or more EBI interrupts. More...
__STATIC_INLINE uint32_t	EBI_IntGet (void)
	Get pending EBI interrupt flags. More...
__STATIC_INLINE uint32_t	EBI_IntGetEnabled (void)
	Get enabled and pending EBI interrupt flags. Useful for handling more interrupt sources in the same interrupt handler. More...
__STATIC_INLINE void	EBI_IntSet (uint32_t flags)
	Set one or more pending EBI interrupts. More...
void	EBI_PolaritySet (EBI_Line_TypeDef line, EBI_Polarity_TypeDef polarity)
	Configure EBI pin polarity. More...
void	EBI_ReadTimingSet (int setupCycles, int strobeCycles, int holdCycles)
	Configure timing values of read bus accesses. More...
__STATIC_INLINE void	EBI_StartNandEccGen (void)
	Start ECC generator on NAND flash transfers.
__STATIC_INLINE uint32_t	EBI_StopNandEccGen (void)
	Stop NAND flash ECC generator and return generated ECC. More...
__STATIC_INLINE void	EBI_TFTAlphaBlendSet (uint8_t alpha)
	Set TFT Alpha Blending Factor. More...
__STATIC_INLINE void	EBI_TFTEnable (EBI_TFTDDMode_TypeDef mode)
	Enable or disable TFT Direct Drive. More...
__STATIC_INLINE void	EBI_TFTFBTriggerSet (EBI_TFTFrameBufTrigger_TypeDef sync)
	Set Frame Buffer Trigger. More...
__STATIC_INLINE void	EBI_TFTFrameBaseSet (uint32_t address)
	Configure frame buffer pointer. More...
__STATIC_INLINE uint32_t	EBI_TFTHCount (void)
	Get current horizontal position counter. More...
void	EBI_TFTHPorchSet (int front, int back, int pulseWidth)
	Configure and initialize Horizontal Porch Settings. More...
__STATIC_INLINE void	EBI_TFTHStrideSet (uint32_t nbytes)
	Set horizontal TFT stride value in number of bytes. More...
void	EBI_TFTInit (const EBI_TFTInit_TypeDef *ebiTFTInit)
	Configure and initialize TFT Direct Drive. More...
__STATIC_INLINE void	EBI_TFTMaskBlendMode (EBI_TFTMaskBlend_TypeDef maskBlend)
	Masking and Blending Mode Set. More...
__STATIC_INLINE void	EBI_TFTMaskSet (uint32_t mask)
	Set TFT mask value Data accesses that matches this value are suppressed. More...
__STATIC_INLINE void	EBI_TFTPixelSet (int pixel, uint32_t color)
	Set TFT Pixel Color 0 or 1. More...
void	EBI_TFTSizeSet (uint32_t horizontal, uint32_t vertical)
	Configure and initialize TFT size settings. More...
void	EBI_TFTTimingSet (int dclkPeriod, int start, int setup, int hold)
	Configure TFT Direct Drive Timing Settings. More...
__STATIC_INLINE uint32_t	EBI_TFTVCount (void)
	Get current vertical position counter. More...
void	EBI_TFTVPorchSet (int front, int back, int pulseWidth)
	Configure Vertical Porch Settings. More...
void	EBI_WriteTimingSet (int setupCycles, int strobeCycles, int holdCycles)
	Configure timing values of write bus accesses. More...

Macro Definition Documentation

#define EBI_BANK0   (uint32_t)(1 << 1)

*
* ---------               ---------
* |       |  /|       |\  | Ext.  |
* |  EBI  | / --------- \ | Async |
* |       | \ --------- / | Device|
* |       |  \|       |/  |       |
* ---------               ---------
*         Parallel interface
*
* 

EBI address bank 0

Definition at line 75 of file em_ebi.h.

Referenced by BSP_EbiInit(), EBI_BankAddress(), EBI_BankAddressTimingConfig(), EBI_BankAddressTimingSet(), EBI_BankByteLaneEnable(), EBI_BankEnable(), EBI_BankPolaritySet(), EBI_BankReadTimingConfig(), EBI_BankReadTimingSet(), EBI_BankWriteTimingConfig(), EBI_BankWriteTimingSet(), and EBI_Init().

#define EBI_BANK1   (uint32_t)(1 << 2)

EBI address bank 1

Definition at line 76 of file em_ebi.h.

Referenced by EBI_BankAddress(), EBI_BankAddressTimingConfig(), EBI_BankAddressTimingSet(), EBI_BankByteLaneEnable(), EBI_BankEnable(), EBI_BankPolaritySet(), EBI_BankReadTimingConfig(), EBI_BankReadTimingSet(), EBI_BankWriteTimingConfig(), EBI_BankWriteTimingSet(), and EBI_Init().

#define EBI_BANK2   (uint32_t)(1 << 3)

EBI address bank 2

Definition at line 77 of file em_ebi.h.

Referenced by EBI_BankAddress(), EBI_BankAddressTimingConfig(), EBI_BankAddressTimingSet(), EBI_BankByteLaneEnable(), EBI_BankEnable(), EBI_BankPolaritySet(), EBI_BankReadTimingConfig(), EBI_BankReadTimingSet(), EBI_BankWriteTimingConfig(), EBI_BankWriteTimingSet(), EBI_Init(), and TFT_DirectInit().

#define EBI_BANK3   (uint32_t)(1 << 4)

EBI address bank 3

Definition at line 78 of file em_ebi.h.

Referenced by EBI_BankAddress(), EBI_BankAddressTimingConfig(), EBI_BankAddressTimingSet(), EBI_BankByteLaneEnable(), EBI_BankEnable(), EBI_BankPolaritySet(), EBI_BankReadTimingConfig(), EBI_BankReadTimingSet(), EBI_BankWriteTimingConfig(), EBI_BankWriteTimingSet(), and EBI_Init().

#define EBI_CS0   (uint32_t)(1 << 1)

EBI chip select line 0

Definition at line 80 of file em_ebi.h.

Referenced by EBI_ChipSelectEnable().

#define EBI_CS1   (uint32_t)(1 << 2)

EBI chip select line 1

Definition at line 81 of file em_ebi.h.

Referenced by EBI_ChipSelectEnable().

#define EBI_CS2   (uint32_t)(1 << 3)

EBI chip select line 2

Definition at line 82 of file em_ebi.h.

Referenced by EBI_ChipSelectEnable().

#define EBI_CS3   (uint32_t)(1 << 4)

EBI chip select line 3

Definition at line 83 of file em_ebi.h.

Referenced by EBI_ChipSelectEnable().

#define EBI_INIT_DEFAULT

Default config for EBI init structures

Definition at line 390 of file em_ebi.h.

#define EBI_TFTINIT_DEFAULT

Value:

{                                                                                   \
  ebiTFTBank0,                /* Select EBI Bank 0 */                               \
  ebiTFTWidthHalfWord,        /* Select 2-byte increments */                        \
  ebiTFTColorSrcMem,          /* Use memory as source for mask/blending */          \
  ebiTFTInterleaveUnlimited,  /* Unlimited interleaved accesses */                  \
  ebiTFTFrameBufTriggerVSync, /* VSYNC as frame buffer update trigger */            \
  false,                      /* Drive DCLK from negative edge of internal clock */ \
  ebiTFTMBDisabled,           /* No masking and alpha blending enabled */           \
  ebiTFTDDModeExternal,       /* Drive from external memory */                      \
  ebiActiveLow,               /* CS Active Low polarity */                          \
  ebiActiveLow,               /* DCLK Active Low polarity */                        \
  ebiActiveLow,               /* DATAEN Active Low polarity */                      \
  ebiActiveLow,               /* HSYNC Active Low polarity */                       \
  ebiActiveLow,               /* VSYNC Active Low polarity */                       \
  320,                        /* Horizontal size in pixels */                       \
  1,                          /* Horizontal Front Porch */                          \
  29,                         /* Horizontal Back Porch */                           \
  2,                          /* Horizontal Synchronization Pulse Width */          \
  240,                        /* Vertical size in pixels */                         \
  1,                          /* Vertical Front Porch */                            \
  4,                          /* Vertical Back Porch */                             \
  2,                          /* Vertical Synchronization Pulse Width */            \
  0x0000,                     /* Address offset to EBI memory base */               \
  5,                          /* DCLK Period */                                     \
  2,                          /* DCLK Start */                                      \
  1,                          /* DCLK Setup cycles */                               \
  1,                          /* DCLK Hold cycles */                                \
}

Default configuration for EBI TFT init structure

Definition at line 509 of file em_ebi.h.

Enumeration Type Documentation

enum EBI_AHigh_TypeDef

Adress Pin Enable, high limit - higher limit of pins to enable

Enumerator
ebiAHighA0	All EBI_A pins are disabled
ebiAHighA5	All EBI_A[4:ALow] are enabled
ebiAHighA6	All EBI_A[5:ALow] are enabled
ebiAHighA7	All EBI_A[6:ALow] are enabled
ebiAHighA8	All EBI_A[7:ALow] are enabled
ebiAHighA9	All EBI_A[8:ALow] are enabled
ebiAHighA10	All EBI_A[9:ALow] are enabled
ebiAHighA11	All EBI_A[10:ALow] are enabled
ebiAHighA12	All EBI_A[11:ALow] are enabled
ebiAHighA13	All EBI_A[12:ALow] are enabled
ebiAHighA14	All EBI_A[13:ALow] are enabled
ebiAHighA15	All EBI_A[14:ALow] are enabled
ebiAHighA16	All EBI_A[15:ALow] are enabled
ebiAHighA17	All EBI_A[16:ALow] are enabled
ebiAHighA18	All EBI_A[17:ALow] are enabled
ebiAHighA19	All EBI_A[18:ALow] are enabled
ebiAHighA20	All EBI_A[19:ALow] are enabled
ebiAHighA21	All EBI_A[20:ALow] are enabled
ebiAHighA22	All EBI_A[21:ALow] are enabled
ebiAHighA23	All EBI_A[22:ALow] are enabled
ebiAHighA24	All EBI_A[23:ALow] are enabled
ebiAHighA25	All EBI_A[24:ALow] are enabled
ebiAHighA26	All EBI_A[25:ALow] are enabled
ebiAHighA27	All EBI_A[26:ALow] are enabled
ebiAHighA28	All EBI_A[27:ALow] are enabled

Definition at line 159 of file em_ebi.h.

enum EBI_ALow_TypeDef

Address Pin Enable, lower limit - lower range of pins to enable

Enumerator
ebiALowA0	Adress lines EBI_A[0] and upwards are enabled by APEN
ebiALowA8	Adress lines EBI_A[8] and upwards are enabled by APEN
ebiALowA16	Adress lines EBI_A[16] and upwards are enabled by APEN
ebiALowA24	Adress lines EBI_A[24] and upwards are enabled by APEN

Definition at line 146 of file em_ebi.h.

enum EBI_Line_TypeDef

EBI Pin Line types

Enumerator
ebiLineARDY	Address Ready line
ebiLineALE	Address Latch Enable line
ebiLineWE	Write Enable line
ebiLineRE	Read Enable line
ebiLineCS	Chip Select line
ebiLineBL	BL line
ebiLineTFTVSync	TFT VSYNC line
ebiLineTFTHSync	TFT HSYNC line
ebiLineTFTDataEn	TFT Data enable line
ebiLineTFTDClk	TFT DCLK line
ebiLineTFTCS	TFT Chip select line

Definition at line 114 of file em_ebi.h.

enum EBI_Location_TypeDef

EBI I/O Alternate Pin Location

Enumerator
ebiLocation0	EBI PIN I/O Location 0
ebiLocation1	EBI PIN I/O Location 1
ebiLocation2	EBI PIN I/O Location 2

Definition at line 214 of file em_ebi.h.

enum EBI_Mode_TypeDef

EBI Mode of operation

Enumerator
ebiModeD8A8	8 data bits, 8 address bits
ebiModeD16A16ALE	16 data bits, 16 address bits, using address latch enable
ebiModeD8A24ALE	8 data bits, 24 address bits, using address latch enable
ebiModeD16	Mode D16

Definition at line 90 of file em_ebi.h.

enum EBI_Polarity_TypeDef

EBI Polarity configuration

Enumerator
ebiActiveLow	Active Low
ebiActiveHigh	Active High

Definition at line 105 of file em_ebi.h.

enum EBI_TFTBank_TypeDef

EBI TFT Graphics Bank Select

Enumerator
ebiTFTBank0	Memory BANK0 contains frame buffer
ebiTFTBank1	Memory BANK1 contains frame buffer
ebiTFTBank2	Memory BANK2 contains frame buffer
ebiTFTBank3	Memory BANK3 contains frame buffer

Definition at line 227 of file em_ebi.h.

enum EBI_TFTColorSrc_TypeDef

Masking and Alpha blending source color

Enumerator
ebiTFTColorSrcMem	Use memory as source color for masking/alpha blending
ebiTFTColorSrcPixel1	Use PIXEL1 register as source color for masking/alpha blending

Definition at line 240 of file em_ebi.h.

enum EBI_TFTDDMode_TypeDef

TFT Direct Drive mode

Enumerator
ebiTFTDDModeDisabled	Disabled
ebiTFTDDModeInternal	Direct Drive from internal memory
ebiTFTDDModeExternal	Direct Drive from external memory

Definition at line 288 of file em_ebi.h.

enum EBI_TFTFrameBufTrigger_TypeDef

Control frame base pointer copy

Enumerator
ebiTFTFrameBufTriggerVSync	Trigger update of frame buffer pointer on vertical sync
ebiTFTFrameBufTriggerHSync	Trigger update of frame buffer pointer on horizontal sync

Definition at line 260 of file em_ebi.h.

enum EBI_TFTInterleave_TypeDef

Bus Data Interleave Mode

Enumerator
ebiTFTInterleaveUnlimited	Unlimited interleaved accesses per EBI_DCLK period. Can cause jitter
ebiTFTInterleaveOnePerDClk	Allow 1 interleaved access per EBI_DCLK period
ebiTFTInterleavePorch	Only allow accesses during porch periods

Definition at line 249 of file em_ebi.h.

enum EBI_TFTMaskBlend_TypeDef

Control of mask and alpha blending mode

Enumerator
ebiTFTMBDisabled	Masking and blending are disabled
ebiTFTMBIMask	Internal masking
ebiTFTMBIAlpha	Internal alpha blending
ebiTFTMBIMaskAlpha	Internal masking and alpha blending are enabled
ebiTFTMBEMask	External masking
ebiTFTMBEAlpha	External alpha blending
ebiTFTMBEMaskAlpha	External masking and alpha blending

Definition at line 269 of file em_ebi.h.

enum EBI_TFTWidth_TypeDef

TFT Data Increment Width

Enumerator
ebiTFTWidthByte	Pixel increments are 1 byte at a time
ebiTFTWidthHalfWord	Pixel increments are 2 bytes (half word)

Definition at line 299 of file em_ebi.h.

Function Documentation

void EBI_AddressTimingSet	(	int	setupCycles,
		int	holdCycles
	)

Configure timing values of address latch bus accesses.

Parameters

[in]	setupCycles	Sets the number of cycles the address is held after ALE is asserted
[in]	holdCycles	Sets the number of cycles the address is driven onto the ADDRDAT bus before ALE is asserted. If set 0, 1 cycle is inserted by HW

Definition at line 547 of file em_ebi.c.

References _EBI_ADDRTIMING_ADDRHOLD_MASK, _EBI_ADDRTIMING_ADDRHOLD_SHIFT, _EBI_ADDRTIMING_ADDRSETUP_MASK, _EBI_ADDRTIMING_ADDRSETUP_SHIFT, and EBI.

Referenced by EBI_Init().

void EBI_AltMapEnable

(

bool

enable

)

Configure Alternate Address Map support Enables or disables 256MB address range for all banks.

Parameters

[in]

enable

Set or clear address map extension

Definition at line 1181 of file em_ebi.c.

References _EBI_CTRL_ALTMAP_SHIFT, BUS_RegBitWrite(), and EBI.

uint32_t EBI_BankAddress

(

uint32_t

bank

)

Return base address of EBI bank.

Parameters

[in]

bank

Bank to return start address for

Returns

Absolute address of bank

Definition at line 330 of file em_ebi.c.

References EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, EBI_BANK3, EBI_CTRL_ALTMAP, and EBI_MEM_BASE.

Referenced by TFT_DirectInit().

void EBI_BankAddressTimingConfig	(	uint32_t	banks,
		bool	halfALE
	)

Configure address operation parameters for selected bank.

Parameters

[in]	banks	Mask of memory bank(s) to configure write timing for
[in]	halfALE	Enables or disables half cycle ALE strobe in last strobe cycle

Definition at line 956 of file em_ebi.c.

References _EBI_ADDRTIMING_HALFALE_SHIFT, BUS_RegBitWrite(), EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, and EBI_BANK3.

Referenced by EBI_Init().

void EBI_BankAddressTimingSet	(	uint32_t	banks,
		int	setupCycles,
		int	holdCycles
	)

Configure timing values of address latch bus accesses.

Parameters

[in]	banks	Mask of memory bank(s) to configure address timing for
[in]	setupCycles	Sets the number of cycles the address is held after ALE is asserted
[in]	holdCycles	Sets the number of cycles the address is driven onto the ADDRDAT bus before ALE is asserted. If set 0, 1 cycle is inserted by HW

Definition at line 994 of file em_ebi.c.

References _EBI_ADDRTIMING1_ADDRHOLD_MASK, _EBI_ADDRTIMING1_ADDRSETUP_MASK, _EBI_ADDRTIMING2_ADDRHOLD_MASK, _EBI_ADDRTIMING2_ADDRSETUP_MASK, _EBI_ADDRTIMING3_ADDRHOLD_MASK, _EBI_ADDRTIMING3_ADDRSETUP_MASK, _EBI_ADDRTIMING_ADDRHOLD_MASK, _EBI_ADDRTIMING_ADDRHOLD_SHIFT, _EBI_ADDRTIMING_ADDRSETUP_MASK, _EBI_ADDRTIMING_ADDRSETUP_SHIFT, EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, and EBI_BANK3.

Referenced by EBI_Init().

void EBI_BankByteLaneEnable	(	uint32_t	banks,
		bool	enable
	)

Configure Byte Lane Enable for select banks timing support.

Parameters

[in]	banks	Mask of memory bank(s) to configure polarity for
[in]	enable	Flag

Definition at line 1148 of file em_ebi.c.

References _EBI_CTRL_BL1_SHIFT, _EBI_CTRL_BL2_SHIFT, _EBI_CTRL_BL3_SHIFT, _EBI_CTRL_BL_SHIFT, BUS_RegBitWrite(), EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, and EBI_BANK3.

void EBI_BankEnable	(	uint32_t	banks,
		bool	enable
	)

Enable or disable EBI Bank.

Parameters

[in]	banks	Banks to reconfigure, mask of EBI_BANK<n> flags
[in]	enable	True to enable, false to disable

Definition at line 299 of file em_ebi.c.

References _EBI_CTRL_BANK0EN_SHIFT, _EBI_CTRL_BANK1EN_SHIFT, _EBI_CTRL_BANK2EN_SHIFT, _EBI_CTRL_BANK3EN_SHIFT, BUS_RegBitWrite(), EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, and EBI_BANK3.

void EBI_BankPolaritySet	(	uint32_t	banks,
		EBI_Line_TypeDef	line,
		EBI_Polarity_TypeDef	polarity
	)

Configure EBI pin polarity for selected bank(s) for devices with individual timing support.

Parameters

[in]	banks	Mask of memory bank(s) to configure polarity for
[in]	line	Which pin/line to configure
[in]	polarity	Active high, or active low

Definition at line 1054 of file em_ebi.c.

References _EBI_POLARITY_ALEPOL_SHIFT, _EBI_POLARITY_ARDYPOL_SHIFT, _EBI_POLARITY_BLPOL_SHIFT, _EBI_POLARITY_CSPOL_SHIFT, _EBI_POLARITY_REPOL_SHIFT, _EBI_POLARITY_WEPOL_SHIFT, _EBI_TFTPOLARITY_CSPOL_SHIFT, _EBI_TFTPOLARITY_DATAENPOL_SHIFT, _EBI_TFTPOLARITY_DCLKPOL_SHIFT, _EBI_TFTPOLARITY_HSYNCPOL_SHIFT, _EBI_TFTPOLARITY_VSYNCPOL_SHIFT, BUS_RegBitWrite(), EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, EBI_BANK3, ebiLineALE, ebiLineARDY, ebiLineBL, ebiLineCS, ebiLineRE, ebiLineTFTCS, ebiLineTFTDataEn, ebiLineTFTDClk, ebiLineTFTHSync, ebiLineTFTVSync, and ebiLineWE.

Referenced by EBI_Init().

void EBI_BankReadTimingConfig	(	uint32_t	banks,
		bool	pageMode,
		bool	prefetch,
		bool	halfRE
	)

Configure read operation parameters for selected bank.

Parameters

[in]	banks	Mask of memory bank(s) to configure write timing for
[in]	pageMode	Enables or disables half cycle WE strobe in last strobe cycle
[in]	prefetch	Enables or disables half cycle WE strobe in last strobe cycle
[in]	halfRE	Enables or disables half cycle WE strobe in last strobe cycle

Definition at line 735 of file em_ebi.c.

References _EBI_RDTIMING_HALFRE_SHIFT, _EBI_RDTIMING_PAGEMODE_SHIFT, _EBI_RDTIMING_PREFETCH_SHIFT, BUS_RegBitWrite(), EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, and EBI_BANK3.

Referenced by EBI_Init().

void EBI_BankReadTimingSet	(	uint32_t	banks,
		int	setupCycles,
		int	strobeCycles,
		int	holdCycles
	)

Configure timing values of read bus accesses.

Parameters

[in]	banks	Mask of memory bank(s) to configure timing for
[in]	setupCycles	Number of clock cycles for address setup before REn is asserted
[in]	strobeCycles	The number of cycles the REn is held active. After the specified number of cycles, data is read. If set to 0, 1 cycle is inserted by HW
[in]	holdCycles	The number of cycles CSn is held active after the REn is dessarted

Definition at line 784 of file em_ebi.c.

References _EBI_RDTIMING1_RDHOLD_MASK, _EBI_RDTIMING1_RDSETUP_MASK, _EBI_RDTIMING1_RDSTRB_MASK, _EBI_RDTIMING2_RDHOLD_MASK, _EBI_RDTIMING2_RDSETUP_MASK, _EBI_RDTIMING2_RDSTRB_MASK, _EBI_RDTIMING3_RDHOLD_MASK, _EBI_RDTIMING3_RDSETUP_MASK, _EBI_RDTIMING3_RDSTRB_MASK, _EBI_RDTIMING_RDHOLD_MASK, _EBI_RDTIMING_RDHOLD_SHIFT, _EBI_RDTIMING_RDSETUP_MASK, _EBI_RDTIMING_RDSETUP_SHIFT, _EBI_RDTIMING_RDSTRB_MASK, _EBI_RDTIMING_RDSTRB_SHIFT, EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, and EBI_BANK3.

Referenced by EBI_Init().

void EBI_BankWriteTimingConfig	(	uint32_t	banks,
		bool	writeBufDisable,
		bool	halfWE
	)

Configure write operation parameters for selected bank.

Parameters

[in]	banks	Mask of memory bank(s) to configure write timing for
[in]	writeBufDisable	If true, disable the write buffer
[in]	halfWE	Enables or disables half cycle WE strobe in last strobe cycle

Definition at line 849 of file em_ebi.c.

References _EBI_WRTIMING_HALFWE_SHIFT, _EBI_WRTIMING_WBUFDIS_SHIFT, BUS_RegBitWrite(), EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, and EBI_BANK3.

Referenced by EBI_Init().

void EBI_BankWriteTimingSet	(	uint32_t	banks,
		int	setupCycles,
		int	strobeCycles,
		int	holdCycles
	)

Configure timing values of write bus accesses.

Parameters

[in]	banks	Mask of memory bank(s) to configure write timing for
[in]	setupCycles	Number of clock cycles for address setup before WEn is asserted
[in]	strobeCycles	Number of cycles WEn is held active. If set to 0, 1 cycle is inserted by HW
[in]	holdCycles	Number of cycles CSn is held active after the WEn is deasserted

Definition at line 894 of file em_ebi.c.

References _EBI_WRTIMING1_WRHOLD_MASK, _EBI_WRTIMING1_WRSETUP_MASK, _EBI_WRTIMING1_WRSTRB_MASK, _EBI_WRTIMING2_WRHOLD_MASK, _EBI_WRTIMING2_WRSETUP_MASK, _EBI_WRTIMING2_WRSTRB_MASK, _EBI_WRTIMING3_WRHOLD_MASK, _EBI_WRTIMING3_WRSETUP_MASK, _EBI_WRTIMING3_WRSTRB_MASK, _EBI_WRTIMING_WRHOLD_MASK, _EBI_WRTIMING_WRHOLD_SHIFT, _EBI_WRTIMING_WRSETUP_MASK, _EBI_WRTIMING_WRSETUP_SHIFT, _EBI_WRTIMING_WRSTRB_MASK, _EBI_WRTIMING_WRSTRB_SHIFT, EBI, EBI_BANK0, EBI_BANK1, EBI_BANK2, and EBI_BANK3.

Referenced by EBI_Init().

void EBI_ChipSelectEnable	(	uint32_t	cs,
		bool	enable
	)

Enable or disable EBI Chip Select.

Parameters

[in]	cs	ChipSelect lines to reconfigure, mask of EBI_CS<n> flags
[in]	enable	True to enable, false to disable

Definition at line 387 of file em_ebi.c.

References _EBI_ROUTE_CS0PEN_SHIFT, _EBI_ROUTE_CS1PEN_SHIFT, _EBI_ROUTE_CS2PEN_SHIFT, _EBI_ROUTE_CS3PEN_SHIFT, BUS_RegBitWrite(), EBI, EBI_CS0, EBI_CS1, EBI_CS2, and EBI_CS3.

Referenced by EBI_Init().

void EBI_Init

(

const EBI_Init_TypeDef *

ebiInit

)

Configure and enable External Bus Interface.

Parameters

[in]

ebiInit

EBI configuration structure

Note

GPIO lines must be configured as PUSH_PULL for correct operation GPIO and EBI clocks must be enabled in the CMU

Definition at line 64 of file em_ebi.c.

References _EBI_CTRL_ARDY1EN_MASK, _EBI_CTRL_ARDY1EN_SHIFT, _EBI_CTRL_ARDY2EN_MASK, _EBI_CTRL_ARDY2EN_SHIFT, _EBI_CTRL_ARDY3EN_MASK, _EBI_CTRL_ARDY3EN_SHIFT, _EBI_CTRL_ARDYEN_MASK, _EBI_CTRL_ARDYEN_SHIFT, _EBI_CTRL_ARDYTO1DIS_MASK, _EBI_CTRL_ARDYTO1DIS_SHIFT, _EBI_CTRL_ARDYTO2DIS_MASK, _EBI_CTRL_ARDYTO2DIS_SHIFT, _EBI_CTRL_ARDYTO3DIS_MASK, _EBI_CTRL_ARDYTO3DIS_SHIFT, _EBI_CTRL_ARDYTODIS_MASK, _EBI_CTRL_ARDYTODIS_SHIFT, _EBI_CTRL_BANK0EN_MASK, _EBI_CTRL_BANK1EN_MASK, _EBI_CTRL_BANK2EN_MASK, _EBI_CTRL_BANK3EN_MASK, _EBI_CTRL_BL1_MASK, _EBI_CTRL_BL1_SHIFT, _EBI_CTRL_BL2_MASK, _EBI_CTRL_BL2_SHIFT, _EBI_CTRL_BL3_MASK, _EBI_CTRL_BL3_SHIFT, _EBI_CTRL_BL_MASK, _EBI_CTRL_BL_SHIFT, _EBI_CTRL_MODE1_MASK, _EBI_CTRL_MODE1_SHIFT, _EBI_CTRL_MODE2_MASK, _EBI_CTRL_MODE2_SHIFT, _EBI_CTRL_MODE3_MASK, _EBI_CTRL_MODE3_SHIFT, _EBI_CTRL_MODE_MASK, _EBI_CTRL_MODE_SHIFT, _EBI_CTRL_NOIDLE1_MASK, _EBI_CTRL_NOIDLE1_SHIFT, _EBI_CTRL_NOIDLE2_MASK, _EBI_CTRL_NOIDLE2_SHIFT, _EBI_CTRL_NOIDLE3_MASK, _EBI_CTRL_NOIDLE3_SHIFT, _EBI_CTRL_NOIDLE_MASK, _EBI_CTRL_NOIDLE_SHIFT, _EBI_ROUTE_ALB_MASK, _EBI_ROUTE_ALEPEN_SHIFT, _EBI_ROUTE_APEN_MASK, _EBI_ROUTE_BLPEN_SHIFT, _EBI_ROUTE_EBIPEN_SHIFT, _EBI_ROUTE_LOCATION_MASK, EBI_Init_TypeDef::addrHalfALE, EBI_Init_TypeDef::addrHoldCycles, EBI_Init_TypeDef::addrSetupCycles, EBI_Init_TypeDef::aHigh, EBI_Init_TypeDef::alePolarity, EBI_Init_TypeDef::aLow, EBI_Init_TypeDef::ardyDisableTimeout, EBI_Init_TypeDef::ardyEnable, EBI_Init_TypeDef::ardyPolarity, EBI_Init_TypeDef::banks, EBI_Init_TypeDef::blEnable, EBI_Init_TypeDef::blPolarity, BUS_RegBitWrite(), EBI_Init_TypeDef::csLines, EBI_Init_TypeDef::csPolarity, EBI, EBI_AddressTimingSet(), EBI_BANK0, EBI_BANK1, EBI_BANK2, EBI_BANK3, EBI_BankAddressTimingConfig(), EBI_BankAddressTimingSet(), EBI_BankPolaritySet(), EBI_BankReadTimingConfig(), EBI_BankReadTimingSet(), EBI_BankWriteTimingConfig(), EBI_BankWriteTimingSet(), EBI_ChipSelectEnable(), EBI_CTRL_BANK0EN, EBI_CTRL_BANK1EN, EBI_CTRL_BANK2EN, EBI_CTRL_BANK3EN, EBI_CTRL_ITS, EBI_PolaritySet(), EBI_ReadTimingSet(), EBI_WriteTimingSet(), ebiLineALE, ebiLineARDY, ebiLineBL, ebiLineCS, ebiLineRE, ebiLineWE, ebiModeD16, ebiModeD16A16ALE, ebiModeD8A24ALE, ebiModeD8A8, EBI_Init_TypeDef::enable, EBI_Init_TypeDef::location, EBI_Init_TypeDef::mode, EBI_Init_TypeDef::noIdle, EBI_Init_TypeDef::readHalfRE, EBI_Init_TypeDef::readHoldCycles, EBI_Init_TypeDef::readPageMode, EBI_Init_TypeDef::readPrefetch, EBI_Init_TypeDef::readSetupCycles, EBI_Init_TypeDef::readStrobeCycles, EBI_Init_TypeDef::rePolarity, EBI_Init_TypeDef::wePolarity, EBI_Init_TypeDef::writeBufferDisable, EBI_Init_TypeDef::writeHalfWE, EBI_Init_TypeDef::writeHoldCycles, EBI_Init_TypeDef::writeSetupCycles, and EBI_Init_TypeDef::writeStrobeCycles.

Referenced by BSP_EbiInit().

__STATIC_INLINE void EBI_IntClear

(

uint32_t

flags

)

Clear one or more pending EBI interrupts.

Parameters

[in]

flags

Pending EBI interrupt source to clear. Use a logical OR combination of valid interrupt flags for the EBI module (EBI_IF_nnn).

Definition at line 717 of file em_ebi.h.

References EBI.

__STATIC_INLINE void EBI_IntDisable

(

uint32_t

flags

)

Disable one or more EBI interrupts.

Parameters

[in]

flags

EBI interrupt sources to disable. Use logical OR combination of valid interrupt flags for the EBI module (EBI_IF_nnn)

Definition at line 745 of file em_ebi.h.

References EBI.

__STATIC_INLINE void EBI_IntEnable

(

uint32_t

flags

)

Enable one or more EBI interrupts.

Parameters

[in]

flags

EBI interrupt sources to enable. Use logical OR combination of valid interrupt flags for the EBI module (EBI_IF_nnn)

Definition at line 759 of file em_ebi.h.

References EBI.

__STATIC_INLINE uint32_t EBI_IntGet

(

void

)

Get pending EBI interrupt flags.

Note

The event bits are not cleared by the use of this function

Returns

EBI interrupt sources pending, a logical combination of valid EBI interrupt flags, EBI_IF_nnn

Definition at line 776 of file em_ebi.h.

References EBI.

__STATIC_INLINE uint32_t EBI_IntGetEnabled

(

void

)

Get enabled and pending EBI interrupt flags. Useful for handling more interrupt sources in the same interrupt handler.

Note

Interrupt flags are not cleared by the use of this function.

Returns

Pending and enabled EBI interrupt sources The return value is the bitwise AND of

• the enabled interrupt sources in EBI_IEN and
• the pending interrupt flags EBI_IF

Definition at line 796 of file em_ebi.h.

References EBI.

__STATIC_INLINE void EBI_IntSet

(

uint32_t

flags

)

Set one or more pending EBI interrupts.

Parameters

[in]

flags

EBI interrupt sources to set to pending. Use a logical OR combination of valid interrupt flags for the EBI module (EBI_IF_nnn).

Definition at line 731 of file em_ebi.h.

References EBI.

void EBI_PolaritySet	(	EBI_Line_TypeDef	line,
		EBI_Polarity_TypeDef	polarity
	)

Configure EBI pin polarity.

Parameters

[in]	line	Which pin/line to configure
[in]	polarity	Active high, or active low

Definition at line 418 of file em_ebi.c.

References _EBI_POLARITY_ALEPOL_SHIFT, _EBI_POLARITY_ARDYPOL_SHIFT, _EBI_POLARITY_BLPOL_SHIFT, _EBI_POLARITY_CSPOL_SHIFT, _EBI_POLARITY_REPOL_SHIFT, _EBI_POLARITY_WEPOL_SHIFT, _EBI_TFTPOLARITY_CSPOL_SHIFT, _EBI_TFTPOLARITY_DATAENPOL_SHIFT, _EBI_TFTPOLARITY_DCLKPOL_SHIFT, _EBI_TFTPOLARITY_HSYNCPOL_SHIFT, _EBI_TFTPOLARITY_VSYNCPOL_SHIFT, BUS_RegBitWrite(), EBI, ebiLineALE, ebiLineARDY, ebiLineBL, ebiLineCS, ebiLineRE, ebiLineTFTCS, ebiLineTFTDataEn, ebiLineTFTDClk, ebiLineTFTHSync, ebiLineTFTVSync, and ebiLineWE.

Referenced by EBI_Init(), and EBI_TFTInit().

void EBI_ReadTimingSet	(	int	setupCycles,
		int	strobeCycles,
		int	holdCycles
	)

Configure timing values of read bus accesses.

Parameters

[in]	setupCycles	Number of clock cycles for address setup before REn is asserted
[in]	strobeCycles	The number of cycles the REn is held active. After the specified number of cycles, data is read. If set to 0, 1 cycle is inserted by HW
[in]	holdCycles	The number of cycles CSn is held active after the REn is dessarted

Definition at line 478 of file em_ebi.c.

References _EBI_RDTIMING_RDHOLD_MASK, _EBI_RDTIMING_RDHOLD_SHIFT, _EBI_RDTIMING_RDSETUP_MASK, _EBI_RDTIMING_RDSETUP_SHIFT, _EBI_RDTIMING_RDSTRB_MASK, _EBI_RDTIMING_RDSTRB_SHIFT, and EBI.

Referenced by EBI_Init().

__STATIC_INLINE uint32_t EBI_StopNandEccGen

(

void

)

Stop NAND flash ECC generator and return generated ECC.

Returns

The generated ECC.

Definition at line 822 of file em_ebi.h.

References EBI, and EBI_CMD_ECCSTOP.

Referenced by NANDFLASH_ReadPage(), and NANDFLASH_WritePage().

__STATIC_INLINE void EBI_TFTAlphaBlendSet

(

uint8_t

alpha

)

Set TFT Alpha Blending Factor.

Parameters

[in]

alpha

8-bit value indicating blending factor

Definition at line 639 of file em_ebi.h.

References EBI.

__STATIC_INLINE void EBI_TFTEnable

(

EBI_TFTDDMode_TypeDef

mode

)

Enable or disable TFT Direct Drive.

Parameters

[in]

mode

Drive from Internal or External memory, or Disable Direct Drive

Definition at line 579 of file em_ebi.h.

References _EBI_TFTCTRL_DD_MASK, and EBI.

__STATIC_INLINE void EBI_TFTFBTriggerSet

(

EBI_TFTFrameBufTrigger_TypeDef

sync

)

Set Frame Buffer Trigger.

Frame buffer pointer will be updated either on each horizontal line (hsync) or vertical update (vsync).

Parameters

[in]

sync

Trigger update of frame buffer pointer on vertical or horisontal sync.

Definition at line 688 of file em_ebi.h.

References _EBI_TFTCTRL_FBCTRIG_MASK, and EBI.

__STATIC_INLINE void EBI_TFTFrameBaseSet

(

uint32_t

address

)

Configure frame buffer pointer.

Parameters

[in]

address

Frame pointer address, as offset by EBI base address

Definition at line 592 of file em_ebi.h.

References EBI.

Referenced by EBI_TFTInit().

__STATIC_INLINE uint32_t EBI_TFTHCount

(

void

)

Get current horizontal position counter.

Returns

Returns the current horizontal pixel position within a visible line

Definition at line 672 of file em_ebi.h.

References _EBI_TFTSTATUS_HCNT_MASK, _EBI_TFTSTATUS_HCNT_SHIFT, and EBI.

void EBI_TFTHPorchSet	(	int	front,
		int	back,
		int	pulseWidth
	)

Configure and initialize Horizontal Porch Settings.

Parameters

[in]	front	Horizontal front porch size in pixels
[in]	back	Horizontal back porch size in pixels
[in]	pulseWidth	Horizontal synchronization pulse width. Set to required -1.

Definition at line 653 of file em_ebi.c.

References _EBI_TFTHPORCH_HBPORCH_SHIFT, _EBI_TFTHPORCH_HFPORCH_SHIFT, _EBI_TFTHPORCH_HSYNC_SHIFT, and EBI.

Referenced by EBI_TFTInit().

__STATIC_INLINE void EBI_TFTHStrideSet

(

uint32_t

nbytes

)

Set horizontal TFT stride value in number of bytes.

Parameters

[in]

nbytes

Number of bytes to add to frame buffer pointer after each horizontal line update

Definition at line 701 of file em_ebi.h.

References _EBI_TFTSTRIDE_HSTRIDE_MASK, _EBI_TFTSTRIDE_HSTRIDE_SHIFT, and EBI.

void EBI_TFTInit

(

const EBI_TFTInit_TypeDef *

ebiTFTInit

)

Configure and initialize TFT Direct Drive.

Parameters

[in]

ebiTFTInit

TFT Initialization structure

Definition at line 573 of file em_ebi.c.

References _EBI_TFTCTRL_SHIFTDCLKEN_SHIFT, EBI_TFTInit_TypeDef::addressOffset, EBI_TFTInit_TypeDef::bank, EBI_TFTInit_TypeDef::colSrc, EBI_TFTInit_TypeDef::csPolarity, EBI_TFTInit_TypeDef::dataenPolarity, EBI_TFTInit_TypeDef::dclkPeriod, EBI_TFTInit_TypeDef::dclkPolarity, EBI_TFTInit_TypeDef::driveMode, EBI, EBI_PolaritySet(), EBI_ROUTE_TFTPEN, EBI_TFTFrameBaseSet(), EBI_TFTHPorchSet(), EBI_TFTSizeSet(), EBI_TFTTimingSet(), EBI_TFTVPorchSet(), ebiLineTFTCS, ebiLineTFTDataEn, ebiLineTFTDClk, ebiLineTFTHSync, ebiLineTFTVSync, ebiTFTDDModeDisabled, EBI_TFTInit_TypeDef::fbTrigger, EBI_TFTInit_TypeDef::holdCycles, EBI_TFTInit_TypeDef::hPorchBack, EBI_TFTInit_TypeDef::hPorchFront, EBI_TFTInit_TypeDef::hPulseWidth, EBI_TFTInit_TypeDef::hsize, EBI_TFTInit_TypeDef::hsyncPolarity, EBI_TFTInit_TypeDef::interleave, EBI_TFTInit_TypeDef::maskBlend, EBI_TFTInit_TypeDef::setupCycles, EBI_TFTInit_TypeDef::shiftDClk, EBI_TFTInit_TypeDef::startPosition, EBI_TFTInit_TypeDef::vPorchBack, EBI_TFTInit_TypeDef::vPorchFront, EBI_TFTInit_TypeDef::vPulseWidth, EBI_TFTInit_TypeDef::vsize, EBI_TFTInit_TypeDef::vsyncPolarity, and EBI_TFTInit_TypeDef::width.

Referenced by TFT_DirectInit().

__STATIC_INLINE void EBI_TFTMaskBlendMode

(

EBI_TFTMaskBlend_TypeDef

maskBlend

)

Masking and Blending Mode Set.

Parameters

[in]

maskBlend

Masking and alpha blending mode

Definition at line 627 of file em_ebi.h.

References _EBI_TFTCTRL_MASKBLEND_MASK, and EBI.

__STATIC_INLINE void EBI_TFTMaskSet

(

uint32_t

mask

)

Set TFT mask value Data accesses that matches this value are suppressed.

Parameters

[in]

mask

Definition at line 650 of file em_ebi.h.

References EBI.

__STATIC_INLINE void EBI_TFTPixelSet	(	int	pixel,
		uint32_t	color
	)

Set TFT Pixel Color 0 or 1.

Parameters

[in]	pixel	Which pixel instance to set
[in]	color	Color of pixel, 16-bit value

Definition at line 606 of file em_ebi.h.

References EBI.

void EBI_TFTSizeSet	(	uint32_t	horizontal,
		uint32_t	vertical
	)

Configure and initialize TFT size settings.

Parameters

[in]	horizontal	TFT display horizontal size in pixels
[in]	vertical	TFT display vertical size in pixels

Definition at line 633 of file em_ebi.c.

References _EBI_TFTSIZE_HSZ_SHIFT, _EBI_TFTSIZE_VSZ_SHIFT, and EBI.

Referenced by EBI_TFTInit().

void EBI_TFTTimingSet	(	int	dclkPeriod,
		int	start,
		int	setup,
		int	hold
	)

Configure TFT Direct Drive Timing Settings.

Parameters

[in]	dclkPeriod	DCLK period in internal cycles
[in]	start	Starting position of external direct drive, relative to DCLK inactive edge
[in]	setup	Number of cycles RGB data is driven before active edge of DCLK
[in]	hold	Number of cycles RGB data is held after active edge of DCLK

Definition at line 704 of file em_ebi.c.

References _EBI_TFTTIMING_DCLKPERIOD_SHIFT, _EBI_TFTTIMING_TFTHOLD_SHIFT, _EBI_TFTTIMING_TFTSETUP_SHIFT, _EBI_TFTTIMING_TFTSTART_SHIFT, and EBI.

Referenced by EBI_TFTInit().

__STATIC_INLINE uint32_t EBI_TFTVCount

(

void

)

Get current vertical position counter.

Returns

Returns the current line position for the visible part of a frame

Definition at line 661 of file em_ebi.h.

References _EBI_TFTSTATUS_VCNT_MASK, _EBI_TFTSTATUS_VCNT_SHIFT, and EBI.

void EBI_TFTVPorchSet	(	int	front,
		int	back,
		int	pulseWidth
	)

Configure Vertical Porch Settings.

Parameters

[in]	front	Vertical front porch size in pixels
[in]	back	Vertical back porch size in pixels
[in]	pulseWidth	Vertical synchronization pulse width. Set to required -1.

Definition at line 676 of file em_ebi.c.

References _EBI_TFTVPORCH_VBPORCH_SHIFT, _EBI_TFTVPORCH_VFPORCH_SHIFT, _EBI_TFTVPORCH_VSYNC_SHIFT, and EBI.

Referenced by EBI_TFTInit().

void EBI_WriteTimingSet	(	int	setupCycles,
		int	strobeCycles,
		int	holdCycles
	)

Configure timing values of write bus accesses.

Parameters

[in]	setupCycles	Number of clock cycles for address setup before WEn is asserted
[in]	strobeCycles	Number of cycles WEn is held active. If set to 0, 1 cycle is inserted by HW
[in]	holdCycles	Number of cycles CSn is held active after the WEn is deasserted

Definition at line 514 of file em_ebi.c.

References _EBI_WRTIMING_WRHOLD_MASK, _EBI_WRTIMING_WRHOLD_SHIFT, _EBI_WRTIMING_WRSETUP_MASK, _EBI_WRTIMING_WRSETUP_SHIFT, _EBI_WRTIMING_WRSTRB_MASK, _EBI_WRTIMING_WRSTRB_SHIFT, and EBI.

Referenced by EBI_Init().