Init

SpiPorts.c

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+//
+// Created by cfif on 27.09.22.
+//
+#include "SpiPorts.h"
+#include "at32f435_437.h"
+
+tSpiPorts SPI_PORTS;
+
+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_DOWN;
+    GPIO_InitStruct.gpio_mode = GPIO_MODE_MUX;
+    GPIO_InitStruct.gpio_pins = GPIO_PINS_9;
+    gpio_init(GPIOA, &GPIO_InitStruct);
+    gpio_pin_mux_config(GPIOA, GPIO_PINS_SOURCE9, GPIO_MUX_5);
+
+    // spi2 miso pin
+    GPIO_InitStruct.gpio_pull = GPIO_PULL_UP;
+    GPIO_InitStruct.gpio_pins = GPIO_PINS_12;
+    gpio_init(GPIOA, &GPIO_InitStruct);
+    gpio_pin_mux_config(GPIOA, GPIO_PINS_SOURCE12, GPIO_MUX_5);
+
+    // spi2 mosi pin
+    GPIO_InitStruct.gpio_pull = GPIO_PULL_UP;
+    GPIO_InitStruct.gpio_pins = GPIO_PINS_10;
+    gpio_init(GPIOA, &GPIO_InitStruct);
+    gpio_pin_mux_config(GPIOA, GPIO_PINS_SOURCE10, GPIO_MUX_5);
+
+
+}
+
+#define vSpiPortInitName(NAME, spiFrameBit, mclkDIV, clockPolarity, clockPhase, CS) \
+
+static tSpiPortArtery vSpiPort_InitSPI2(tGpioPin *chipSelect) {
+    GpioPinSet(chipSelect, false);
+    vSpiPort_InitSPI2RxTxPin();
+    return vSpiPortInitName(SPI2, SPI_FRAME_8BIT, SPI_MCLK_DIV_4, SPI_CLOCK_POLARITY_LOW, SPI_CLOCK_PHASE_1EDGE, chipSelect);
+}
+
+void SpiPorts_Init(tFlashPins *pins) {
+    SPI_PORTS.flashSPI1 = vSpiPort_InitSPI2(&pins->spiChipSelect1);
+    SPI_PORTS.flashSPI1IO = vSpiPortGetIo(&SPI_PORTS.flashSPI1);
+    SPI_PORTS.flashSPI2 = vSpiPort_InitSPI2(&pins->spiChipSelect2);
+    SPI_PORTS.flashSPI2IO = vSpiPortGetIo(&SPI_PORTS.flashSPI2);
+
+    GpioPinSet(&pins->spiHold, false);
+    GpioPinSet(&pins->spiWp, false);
+}

SpiPorts.h

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+//
+// Created by cfif on 28.09.22.
+//
+
+#ifndef SPIPORTS_H
+#define SPIPORTS_H
+
+#include "SpiPortArtery.h"
+
+typedef struct {
+    tGpioPin spiChipSelect1;
+    tGpioPin spiChipSelect2;
+    tGpioPin spiHold;
+    tGpioPin spiWp;
+} tFlashPins;
+
+typedef struct {
+    tSpiPortArtery flashSPI1;
+    tSpiPortIO flashSPI1IO;
+    tSpiPortArtery flashSPI2;
+    tSpiPortIO flashSPI2IO;
+} tSpiPorts;
+
+extern tSpiPorts SPI_PORTS;
+
+void SpiPorts_Init(tFlashPins *pins);
+
+#endif //SPIPORTS_H

modular.json

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+{
+  "cmake": {
+    "inc_dirs": [
+      "./"
+    ],
+    "srcs": [
+      "./**.c"
+    ]
+  }
+}