unleashed-firmware/applications/gui/u8g2_periphery.c
2020-10-15 19:16:11 +03:00

114 lines
2.8 KiB
C

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