101 lines
4.2 KiB
C
101 lines
4.2 KiB
C
/* --COPYRIGHT--,BSD
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* Copyright (c) 2015, Texas Instruments Incorporated
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of Texas Instruments Incorporated nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* --/COPYRIGHT--*/
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//*****************************************************************************
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//
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// HAL_EK_TM4C1294XL_Crystalfontz128x128_ST7735.h -
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// Hardware abstraction layer for using the Educational Boosterpack's
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// Crystalfontz128x128 LCD with EK-TM4C1294XL LaunchPad
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//
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// Ported by Gene Bogdanov 8/30/2017
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//
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//*****************************************************************************
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#ifndef __HAL_EK_TM4C1294XL_CRYSTALFONTZLCD_H_
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#define __HAL_EK_TM4C1294XL_CRYSTALFONTZLCD_H_
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#include <stdint.h>
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#include "driverlib/sysctl.h"
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//*****************************************************************************
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//
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// User Configuration for the LCD Driver
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//
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//*****************************************************************************
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// System clock speed (in Hz)
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#define LCD_SYSTEM_CLOCK 120000000 // EK-TM4C1294XL at full speed
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// SPI clock speed (in Hz)
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#define LCD_SSI_CLOCK 15000000
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// Ports and pins from MCU connected to LCD (BOOSTXL-EDUMKII as BoosterPack 2 of EK-TM4C1294XL)
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// SCK
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#define LCD_SCK_PERIPH SYSCTL_PERIPH_GPIOQ
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#define LCD_SCK_BASE GPIO_PORTQ_BASE
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#define LCD_SCK_PIN GPIO_PIN_0
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#define LCD_SCK_CONFIG GPIO_PQ0_SSI3CLK
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// MOSI
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#define LCD_MOSI_PERIPH SYSCTL_PERIPH_GPIOQ
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#define LCD_MOSI_BASE GPIO_PORTQ_BASE
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#define LCD_MOSI_PIN GPIO_PIN_2
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#define LCD_MOSI_CONFIG GPIO_PQ2_SSI3XDAT0
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// RST
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#define LCD_RST_PERIPH SYSCTL_PERIPH_GPIOA
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#define LCD_RST_BASE GPIO_PORTA_BASE
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#define LCD_RST_PIN GPIO_PIN_7
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// CS
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#define LCD_CS_PERIPH SYSCTL_PERIPH_GPIOP
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#define LCD_CS_BASE GPIO_PORTP_BASE
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#define LCD_CS_PIN GPIO_PIN_3
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// DC (RS)
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#define LCD_DC_PERIPH SYSCTL_PERIPH_GPIOK
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#define LCD_DC_BASE GPIO_PORTK_BASE
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#define LCD_DC_PIN GPIO_PIN_7
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// SPI (SSI) configuration
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#define LCD_SSI_PERIPH SYSCTL_PERIPH_SSI3
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#define LCD_SSI_BASE SSI3_BASE
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#define LCD_SSI_PROTOCOL SSI_FRF_MOTO_MODE_0
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#define LCD_SSI_DATA_WIDTH 8 // bits
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//*****************************************************************************
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//
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// Prototypes for the globals exported by this driver.
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//
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//*****************************************************************************
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extern void HAL_LCD_writeCommand(uint8_t command);
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extern void HAL_LCD_writeData(uint8_t data);
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extern void HAL_LCD_PortInit(void);
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extern void HAL_LCD_SpiInit(void);
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#define HAL_LCD_delay(x) SysCtlDelay((x) * 40) // delay in us
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#endif /* __HAL_EK_TM4C1294XL_CRYSTALFONTZLCD_H_ */
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