115 lines
2.8 KiB
C
115 lines
2.8 KiB
C
#include "u8g2/u8g2.h"
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#include "flipper.h"
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extern SPI_HandleTypeDef hspi1;
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// TODO: fix log
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#ifdef DEBUG
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#undef DEBUG
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#endif
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uint8_t u8g2_gpio_and_delay_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_ptr) {
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switch(msg) {
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//Initialize SPI peripheral
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case U8X8_MSG_GPIO_AND_DELAY_INIT:
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/* HAL initialization contains all what we need so we can skip this part. */
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break;
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//Function which implements a delay, arg_int contains the amount of ms
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case U8X8_MSG_DELAY_MILLI:
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osDelay(arg_int);
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break;
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//Function which delays 10us
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case U8X8_MSG_DELAY_10MICRO:
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delay_us(10);
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break;
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//Function which delays 100ns
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case U8X8_MSG_DELAY_100NANO:
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asm("nop");
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break;
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// Function to define the logic level of the RESET line
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case U8X8_MSG_GPIO_RESET:
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#ifdef DEBUG
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fuprintf(log, "[u8g2] rst %d\n", arg_int);
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#endif
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// TODO change it to FuriRecord pin
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HAL_GPIO_WritePin(
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DISPLAY_RST_GPIO_Port, DISPLAY_RST_Pin, arg_int ? GPIO_PIN_SET : GPIO_PIN_RESET);
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break;
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default:
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#ifdef DEBUG
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fufuprintf(log, "[u8g2] unknown io %d\n", msg);
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#endif
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return 0; //A message was received which is not implemented, return 0 to indicate an error
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}
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return 1; // command processed successfully.
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}
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uint8_t u8x8_hw_spi_stm32(u8x8_t* u8x8, uint8_t msg, uint8_t arg_int, void* arg_ptr) {
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switch(msg) {
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case U8X8_MSG_BYTE_SEND:
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#ifdef DEBUG
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fuprintf(log, "[u8g2] send %d bytes %02X\n", arg_int, ((uint8_t*)arg_ptr)[0]);
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#endif
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// TODO change it to FuriRecord SPI
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HAL_SPI_Transmit(&hspi1, (uint8_t*)arg_ptr, arg_int, 10000);
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break;
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case U8X8_MSG_BYTE_SET_DC:
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#ifdef DEBUG
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fuprintf(log, "[u8g2] dc %d\n", arg_int);
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#endif
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// TODO change it to FuriRecord pin
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HAL_GPIO_WritePin(
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DISPLAY_DI_GPIO_Port, DISPLAY_DI_Pin, arg_int ? GPIO_PIN_SET : GPIO_PIN_RESET);
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break;
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case U8X8_MSG_BYTE_INIT:
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#ifdef DEBUG
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fuprintf(log, "[u8g2] init\n");
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#endif
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// TODO change it to FuriRecord pin
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HAL_GPIO_WritePin(DISPLAY_CS_GPIO_Port, DISPLAY_CS_Pin, GPIO_PIN_RESET);
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break;
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case U8X8_MSG_BYTE_START_TRANSFER:
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#ifdef DEBUG
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fuprintf(log, "[u8g2] start\n");
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#endif
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// TODO change it to FuriRecord pin
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HAL_GPIO_WritePin(DISPLAY_CS_GPIO_Port, DISPLAY_CS_Pin, GPIO_PIN_RESET);
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asm("nop");
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break;
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case U8X8_MSG_BYTE_END_TRANSFER:
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#ifdef DEBUG
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fuprintf(log, "[u8g2] end\n");
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#endif
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asm("nop");
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// TODO change it to FuriRecord pin
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HAL_GPIO_WritePin(DISPLAY_CS_GPIO_Port, DISPLAY_CS_Pin, GPIO_PIN_SET);
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break;
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default:
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#ifdef DEBUG
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fuprintf(log, "[u8g2] unknown xfer %d\n", msg);
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#endif
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return 0;
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}
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return 1;
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}
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