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Init

This commit is contained in:
cfif 2026-03-31 13:38:04 +03:00
parent 8137afafa3
commit a8ae5f13d8
2 changed files with 38 additions and 2 deletions
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36
SpiPorts.c
View File

@ -14,14 +14,14 @@ static void vSpiPort_InitSPI1RxTxPin() {
//// spi1 sck pin
GPIO_InitStruct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
GPIO_InitStruct.gpio_drive_strength = GPIO_DRIVE_STRENGTH_STRONGER;
GPIO_InitStruct.gpio_pull = GPIO_PULL_DOWN;
GPIO_InitStruct.gpio_pull = GPIO_PULL_NONE;
GPIO_InitStruct.gpio_mode = GPIO_MODE_MUX;
GPIO_InitStruct.gpio_pins = GPIO_PINS_5;
gpio_init(GPIOA, &GPIO_InitStruct);
gpio_pin_mux_config(GPIOA, GPIO_PINS_SOURCE5, GPIO_MUX_5);
//// spi1 mosi pin
GPIO_InitStruct.gpio_pull = GPIO_PULL_UP;
GPIO_InitStruct.gpio_pull = GPIO_PULL_NONE;
GPIO_InitStruct.gpio_pins = GPIO_PINS_7;
gpio_init(GPIOA, &GPIO_InitStruct);
gpio_pin_mux_config(GPIOA, GPIO_PINS_SOURCE7, GPIO_MUX_5);
@ -33,7 +33,39 @@ static tSpiPortArtery vSpiPort_InitSPI1(tGpioPin *chipSelect) {
}
static void vSpiPort_InitSPI2RxTxPin() {
gpio_init_type GPIO_InitStruct;
gpio_default_para_init(&GPIO_InitStruct);
//// spi2 sck pin
GPIO_InitStruct.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
GPIO_InitStruct.gpio_drive_strength = GPIO_DRIVE_STRENGTH_STRONGER;
GPIO_InitStruct.gpio_pull = GPIO_PULL_NONE;
GPIO_InitStruct.gpio_mode = GPIO_MODE_MUX;
GPIO_InitStruct.gpio_pins = GPIO_PINS_1;
gpio_init(GPIOB, &GPIO_InitStruct);
gpio_pin_mux_config(GPIOB, GPIO_PINS_SOURCE1, GPIO_MUX_6);
//// spi2 mosi pin
GPIO_InitStruct.gpio_pull = GPIO_PULL_NONE;
GPIO_InitStruct.gpio_pins = GPIO_PINS_1;
gpio_init(GPIOC, &GPIO_InitStruct);
gpio_pin_mux_config(GPIOC, GPIO_PINS_SOURCE1, GPIO_MUX_7);
}
static tSpiPortArtery vSpiPort_InitSPI2(tGpioPin *chipSelect) {
vSpiPort_InitSPI2RxTxPin();
return vSpiPortInitName(SPI2, SPI_FRAME_8BIT, SPI_MCLK_DIV_32, SPI_CLOCK_POLARITY_LOW, SPI_CLOCK_PHASE_1EDGE, chipSelect);
}
void SpiPorts_Init(tSpiChipSelectPins *SpiChipSelectPins) {
SPI_PORTS.Spi1 = vSpiPort_InitSPI1(&SpiChipSelectPins->spi1ChipSelect);
SPI_PORTS.Spi1_IO = vSpiPortGetIo(&SPI_PORTS.Spi1);
SPI_PORTS.Spi2 = vSpiPort_InitSPI2(&SpiChipSelectPins->spi2ChipSelect);
SPI_PORTS.Spi2_IO = vSpiPortGetIo(&SPI_PORTS.Spi2);
}

4
SpiPorts.h
View File

@ -9,11 +9,15 @@
typedef struct {
tGpioPin spi1ChipSelect;
tGpioPin spi2ChipSelect;
} tSpiChipSelectPins;
typedef struct {
tSpiPortArtery Spi1;
tSpiPortIO Spi1_IO;
tSpiPortArtery Spi2;
tSpiPortIO Spi2_IO;
} tSpiPorts;
extern tSpiPorts SPI_PORTS;