151 lines
3.5 KiB
C
151 lines
3.5 KiB
C
/******************************************************************************
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* @file drv_qfc41d.c
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* @brief drv_qfc41d driver
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* @version V1.0
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* @author Gary
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* @copyright
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******************************************************************************/
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#include "drv_qfc41d.h"
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uint8_t rev_buff[QFC41D_MAX_RECV_SIZE] = {0};
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uint8_t send_buff[QFC41D_MAX_SEND_SIZE] = {0};
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uint8_t wifiName[40] = {0}, wifiPassWord[40] = {0};
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//定义
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WifiBleItem qfc41dItem = {
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.dev = QFC41D_UART_PORT,
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.buf_pos = 0,
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.buf_size = QFC41D_MAX_RECV_SIZE,
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.buf = rev_buff,
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.sendCall = NULL,
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};
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static void drv_qfc41d_push_data(WifiBleItem* item, uint8_t *buf, uint16_t len)
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{
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uint16_t i = 0;
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if((item != NULL) && (item->buf_pos + len < item->buf_size))
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{
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item->buf[item->buf_pos++] = buf[i];
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// 处理换行符，表示一条完整的 AT 指令返回
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if (buf[i] == '\n')
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{
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item->buf[item->buf_pos] = '\0'; // 添加结束符
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item->buf_pos = 0; // 重置索引，准备下一条数据
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}
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}
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}
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static void qf41d_uart_rx_it_call(kit_ret_e res, void *data)
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{
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OS_TRACE_ISR_ENTER();
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drv_qfc41d_push_data(&qfc41dItem, data, 1);
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OS_TRACE_ISR_EXIT();
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}
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// 发送单个字符
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void drv_wireless_send_char(char c)
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{
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while (!(USART2->SR & USART_SR_TXE)); // 等待发送缓冲区空
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USART2->DR = c;
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}
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// 发送字符串
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void drv_wireless_send_string(const char *str)
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{
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while (*str)
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{
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drv_wireless_send_char(*str++);
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}
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drv_wireless_send_char('\r'); // 发送 CR
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drv_wireless_send_char('\n'); // 发送 LF
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}
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// 发送 AT 指令并等待返回值
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int drv_wifi_send_cmd(const char *cmd, const char *response, uint32_t timeout)
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{
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memset(qfc41dItem.buf, 0, QFC41D_MAX_RECV_SIZE);
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qfc41dItem.buf_pos = 0; // 清空接收缓冲区索引
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drv_wireless_send_string(cmd);
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uint32_t start_time = kit_time_get_tick(); // 获取当前时间
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while (kit_time_get_tick() - start_time < timeout)
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{
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if (strstr((char *)qfc41dItem.buf, response))
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{
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return 1; // 成功匹配返回值
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}
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}
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return 0; // 超时未收到期望数据
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}
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static uint8_t drv_wifi_init()
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{
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// 1. 测试 AT 指令
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if (!drv_wifi_send_cmd("AT", "OK", WIFI_TIMEOUT))
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{
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KIT_PRINTF("WiFi Module not responding!\r\n");
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return 1 ;
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}
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// 2. 设置 Wi-Fi 为 STA 模式
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if (!drv_wifi_send_cmd("AT+CWMODE=1", "OK", WIFI_TIMEOUT))
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{
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KIT_PRINTF("Failed to set WiFi mode!\r\n");
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return 1;
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}
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// 3. 连接 Wi-Fi
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char cmd[128];
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snprintf(cmd, sizeof(cmd), "AT+CWJAP=\"%s\",\"%s\"", wifiName, wifiPassWord);
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if (!drv_wifi_send_cmd(cmd, "WIFI CONNECTED", WIFI_TIMEOUT * 2))
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{
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KIT_PRINTF("Failed to connect to WiFi!\r\n");
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//return 1; //错误不返回-防止影响主任务执行
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}
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// 4. 获取 IP 地址
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if (!drv_wifi_send_cmd("AT+CIFSR", ".", WIFI_TIMEOUT))
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{
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KIT_PRINTF("Failed to get IP address!\r\n");
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//return 1; //错误不返回-防止影响主任务执行
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}
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KIT_PRINTF("WiFi Initialization Successful!\r\n");
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return 0;
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}
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uint8_t drv_qfc41d_init(void)
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{
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//初始化串口
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drv_uart_init((UartDev)qfc41dItem.dev, 115200, 0 | UART_CFG_STOP_BIT_1, kGpioType_WIRELESSUart_Tx, kGpioType_WIRELESSUart_Rx);
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//设置接收回调函数
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drv_uart_set_interrupt(QFC41D_UART_PORT, kUartInterrupt_Rx, APP_CFG_INT_PRIO_UART2_RX, qf41d_uart_rx_it_call);//#define SIM_UART_PORT kUartDev_2
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//初始化wifi
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if(drv_wifi_init() != 0)
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{
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return 1;
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` }
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//初始化蓝牙
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return 0;
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}
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