Merged i2c-helper in Main

2025-01-12 00:16:00 +01:00
parent f4792de050
commit b5c7e5b4c1
396 changed files with 182143 additions and 14 deletions
--- a/can-interface/main/hello_world_main.cpp
+++ b/can-interface/main/hello_world_main.cpp
@@ -0,0 +1,134 @@
+/*
+ * SPDX-FileCopyrightText: 2010-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: CC0-1.0
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+#include "sdkconfig.h"
+
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/semphr.h"
+#include "freertos/queue.h"
+
+#include "esp_chip_info.h"
+#include "esp_flash.h"
+#include "esp_system.h"
+
+#include "driver/gpio.h"
+#include "driver/spi_master.h"
+
+#include "mcp2521.hpp"
+
+#define SPI_PIN_SCLK GPIO_NUM_18
+#define SPI_PIN_MISO GPIO_NUM_19
+#define SPI_PIN_MOSI GPIO_NUM_23
+
+#define SPI_PIN_CS0 GPIO_NUM_25
+#define SPI_PIN_CS1 GPIO_NUM_27
+
+#define CAN_INT0_PIN GPIO_NUM_5
+#define CAN_INT1_PIN GPIO_NUM_26
+
+void onRX0(void *arg) {
+    MCP2521 *mcp2521 = (MCP2521 *)arg;
+
+    rx_info info = mcp2521->get_rx_id(MCP2521_RX_BUFFER::RXB0);
+    uint8_t data[8];
+
+    //mcp2521->read_rx_buf(MCP2521_RX_BUFFER::RXB0, MCP2521_BUFFER_TYPE::DATA, data, info.length);
+
+    printf("RX0: (%x) ", info.id);
+    //for (int i = 0; i < 8; i++) {
+    //    printf("%x ", data[i]);
+    //}
+    printf("\n");
+}
+
+void onRX1(void *arg) {
+    MCP2521 *mcp2521 = (MCP2521 *)arg;
+
+    rx_info info = mcp2521->get_rx_id(MCP2521_RX_BUFFER::RXB0);
+    uint8_t data[8];
+
+    //mcp2521->read_rx_buf(MCP2521_RX_BUFFER::RXB0, MCP2521_BUFFER_TYPE::DATA, data, info.length);
+    printf("RX1: (%x) ", info.id);
+    //for (int i = 0; i < 8; i++) {
+    //    printf("%x ", data[i]);
+    //}
+
+    printf("\n");
+}
+
+extern "C" void app_main() {
+    printf("Hello world!\n");
+
+    const gpio_num_t LED_PIN = GPIO_NUM_2;
+    gpio_set_direction(LED_PIN, GPIO_MODE_OUTPUT);
+
+    vTaskDelay(100 / portTICK_PERIOD_MS);
+    
+    MCP2521_HardwareHandleFactory_ESPBus mcp2521_hardware_factory(
+        VSPI_HOST,
+        SPI_PIN_MOSI,
+        SPI_PIN_MISO,
+        SPI_PIN_SCLK
+    );
+
+    MCP2521_HardwareHandle_ESPBus hardware_mcp2521_0 = mcp2521_hardware_factory.create(CAN_INT0_PIN, SPI_PIN_CS0);
+    MCP2521_HardwareHandle_ESPBus hardware_mcp2521_1 = mcp2521_hardware_factory.create(CAN_INT1_PIN, SPI_PIN_CS1);
+
+    vTaskDelay(100 / portTICK_PERIOD_MS);
+
+    MCP2521 mcp2521_0(&hardware_mcp2521_0);
+    MCP2521 mcp2521_1(&hardware_mcp2521_1);
+
+    uint8_t data[8] = {0x1, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08};
+
+    mcp2521_0.reset();
+    mcp2521_1.reset();
+    mcp2521_0.enable_interrupts(true, true, true, true, true, true, true, true);
+    mcp2521_1.enable_interrupts(true, true, true, true, true, true, true, true);
+
+    mcp2521_0.register_rx0_handler(onRX0, &mcp2521_0);
+    mcp2521_1.register_rx0_handler(onRX1, &mcp2521_1);
+    mcp2521_0.register_rx1_handler(onRX0, &mcp2521_0);
+    mcp2521_1.register_rx1_handler(onRX1, &mcp2521_1);
+    
+    mcp2521_0.set_mode_of_operation(MCP2521_OPERATION_MODE::LOOPBACK, true);
+    mcp2521_1.set_mode_of_operation(MCP2521_OPERATION_MODE::LOOPBACK, true);
+    
+    //printf("CANSTAT0: %x\n", mcp2521_0.read_reg(MCP2521_CANSTAT));
+    //printf("CANSTAT1: %x\n", mcp2521_1.read_reg(MCP2521_CANSTAT));
+
+    vTaskDelay(20 / portTICK_PERIOD_MS);
+
+    mcp2521_1.prepare_tx(
+        MCP2521_TX_BUFFER::TXB0, 0x042, data, 8, false, false);
+    //mcp2521_1.prepare_tx(
+    //    MCP2521_TX_BUFFER::TXB0, 0x041, data, 4, false, false);
+
+
+    vTaskDelay(20 / portTICK_PERIOD_MS);
+    mcp2521_1.request_to_send(MCP2521_TX_BUFFER::TXB0);
+    //vTaskDelay(10 / portTICK_PERIOD_MS);
+    //mcp2521_1.request_to_send(MCP2521_TX_BUFFER::TXB0);
+
+    //vTaskDelay(20 / portTICK_PERIOD_MS);
+
+    //mcp2521_0.set_tx_id(MCP2521_TX_BUFFER::TXB0, 0x042, false);
+    //mcp2521_0.request_to_send(MCP2521_TX_BUFFER::TXB0);
+
+    vTaskDelay(20 / portTICK_PERIOD_MS);
+
+    bool flag = true;
+    while (true) {
+        gpio_set_level(LED_PIN, flag);
+        flag = !flag;
+
+        vTaskDelay(500 / portTICK_PERIOD_MS);
+    }
+}