Detailed Description

External Bus Iterface (EBI) peripheral API.

Version: 5.1.2

License

Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:

The origin of this software must not be misrepresented; you must not claim that you wrote the original software.
Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
This notice may not be removed or altered from any source distribution.

DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no obligation to support this Software. Silicon Labs is providing the Software "AS IS", with no express or implied warranties of any kind, including, but not limited to, any implied warranties of merchantability or fitness for any particular purpose or warranties against infringement of any proprietary rights of a third party.

Silicon Labs will not be liable for any consequential, incidental, or special damages, or any other relief, or for any claim by any third party, arising from your use of this Software.

Definition in file em_ebi.h.

#include "em_device.h"
#include <stdint.h>
#include <stdbool.h>
#include "em_assert.h"

Go to the source code of this file.

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...

Detailed Description

License

Data Structures

Macros

Enumerations

Functions