EFM32 Wonder Gecko Software Documentation  efm32wg-doc-5.1.2
em_ebi.c File Reference

Detailed Description

External Bus Interface (EBI) Peripheral API.

Version
5.1.2

License

Copyright 2016 Silicon Laboratories, Inc. http://www.silabs.com

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:

  1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software.
  2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
  3. 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.c.

#include "em_ebi.h"
#include "em_assert.h"
#include "em_bus.h"

Go to the source code of this file.

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...
 
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...
 
void EBI_TFTHPorchSet (int front, int back, int pulseWidth)
 Configure and initialize Horizontal Porch Settings. More...
 
void EBI_TFTInit (const EBI_TFTInit_TypeDef *ebiTFTInit)
 Configure and initialize TFT Direct Drive. 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...
 
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...