263 lines
7.0 KiB
C
263 lines
7.0 KiB
C
/********************************** (C) COPYRIGHT *******************************
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* File Name : main.c
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* Author : WCH
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* Version : V1.0
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* Date : 2020/08/06
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* Description :
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*********************************************************************************
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* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
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* Attention: This software (modified or not) and binary are used for
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* microcontroller manufactured by Nanjing Qinheng Microelectronics.
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*******************************************************************************/
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/******************************************************************************/
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/* Header file contains */
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#include "CONFIG.h"
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#include "RF_PHY.h"
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/*********************************************************************
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* GLOBAL TYPEDEFS
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*/
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#define RF_AUTO_MODE_EXAM 1
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uint8_t taskID;
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uint8_t TX_DATA[10] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 0};
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volatile uint8_t tx_end_flag=0;
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volatile uint8_t rx_end_flag=0;
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/*********************************************************************
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* @fn RF_Wait_Tx_End
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*
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* @brief 手动模式等待发送完成，自动模式等待发送-接收完成，必须在RAM中等待，等待时可以执行用户代码，但需要注意执行的代码必须运行在RAM中，否则影响发送
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*
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* @return none
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*/
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__attribute__((section(".highcode")))
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__attribute__((noinline))
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void RF_Wait_Tx_End()
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{
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uint32_t i=0;
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while(!tx_end_flag)
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{
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i++;
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__NOP();
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__NOP();
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// 约5ms超时
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if(i>(SystemCoreClock/1000))
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{
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tx_end_flag = TRUE;
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}
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}
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}
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/*********************************************************************
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* @fn RF_Wait_Rx_End
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*
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* @brief 自动模式等待应答发送完成，必须在RAM中等待，等待时可以执行用户代码，但需要注意执行的代码必须运行在RAM中，否则影响发送
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*
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* @return none
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*/
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__attribute__((section(".highcode")))
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__attribute__((noinline))
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void RF_Wait_Rx_End()
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{
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uint32_t i=0;
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while(!rx_end_flag)
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{
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i++;
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__NOP();
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__NOP();
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// 约5ms超时
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if(i>(SystemCoreClock/1000))
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{
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rx_end_flag = TRUE;
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}
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}
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}
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/*********************************************************************
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* @fn RF_2G4StatusCallBack
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*
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* @brief RF status callback
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* @Note Do not call RF receiving or sending APIs in this function directly,
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* setting the event instead
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*
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* @param sta - State
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* @param crc - CRC verification results
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* @param rxBuf - Data BUF pointer
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*
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* @return none
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*/
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void RF_2G4StatusCallBack(uint8_t sta, uint8_t crc, uint8_t *rxBuf)
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{
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switch(sta)
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{
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case TX_MODE_TX_FINISH:
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{
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break;
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}
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case TX_MODE_TX_FAIL:
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{
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tx_end_flag = TRUE;
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break;
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}
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case TX_MODE_RX_DATA:
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{
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tx_end_flag = TRUE;
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if (crc == 0) {
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uint8_t i;
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PRINT("tx recv,rssi:%d\n", (int8_t)rxBuf[0]);
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PRINT("len:%d-", rxBuf[1]);
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for (i = 0; i < rxBuf[1]; i++) {
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PRINT("%x ", rxBuf[i + 2]);
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}
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PRINT("\n");
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} else {
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if (crc & (1<<0)) {
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PRINT("crc error\n");
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}
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if (crc & (1<<1)) {
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PRINT("match type error\n");
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}
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}
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break;
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}
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case TX_MODE_RX_TIMEOUT: // Timeout is about 200us
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{
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tx_end_flag = TRUE;
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break;
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}
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case RX_MODE_RX_DATA:
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{
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if (crc == 0) {
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uint8_t i;
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RF_Wait_Rx_End();
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PRINT("rx recv, rssi: %d\n", (int8_t)rxBuf[0]);
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PRINT("len:%d-", rxBuf[1]);
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for (i = 0; i < rxBuf[1]; i++) {
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PRINT("%x ", rxBuf[i + 2]);
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}
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PRINT("\n");
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} else {
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if (crc & (1<<0)) {
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PRINT("crc error\n");
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}
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if (crc & (1<<1)) {
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PRINT("match type error\n");
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}
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}
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break;
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}
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case RX_MODE_TX_FINISH:
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{
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rx_end_flag = TRUE;
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tmos_set_event(taskID, SBP_RF_RF_RX_EVT);
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break;
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}
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case RX_MODE_TX_FAIL:
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{
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rx_end_flag = TRUE;
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tmos_set_event(taskID, SBP_RF_RF_RX_EVT);
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break;
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}
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}
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}
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/*********************************************************************
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* @fn RF_ProcessEvent
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*
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* @brief RF event processing
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*
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* @param task_id - Task ID
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* @param events - Event logo
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*
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* @return Unfinished events
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*/
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uint16_t RF_ProcessEvent(uint8_t task_id, uint16_t events)
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{
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if(events & SYS_EVENT_MSG)
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{
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uint8_t *pMsg;
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if((pMsg = tmos_msg_receive(task_id)) != NULL)
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{
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// Release the TMOS message
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tmos_msg_deallocate(pMsg);
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}
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// return unprocessed events
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return (events ^ SYS_EVENT_MSG);
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}
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if(events & SBP_RF_START_DEVICE_EVT)
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{
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tmos_start_task(taskID, SBP_RF_PERIODIC_EVT, 1000);
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return events ^ SBP_RF_START_DEVICE_EVT;
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}
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if(events & SBP_RF_PERIODIC_EVT)
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{
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RF_Shut();
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tx_end_flag = FALSE;
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if(!RF_Tx(TX_DATA, 10, 0xFF, 0xFF))
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{
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RF_Wait_Tx_End();
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}
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tmos_start_task(taskID, SBP_RF_PERIODIC_EVT, 1000);
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return events ^ SBP_RF_PERIODIC_EVT;
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}
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if(events & SBP_RF_RF_RX_EVT)
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{
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uint8_t state;
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RF_Shut();
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TX_DATA[0]++;
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rx_end_flag = FALSE;
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state = RF_Rx(TX_DATA, 10, 0xFF, 0xFF);
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PRINT("RX mode.state = %x\n", state);
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return events ^ SBP_RF_RF_RX_EVT;
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}
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return 0;
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}
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/*********************************************************************
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* @fn RF_Init
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*
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* @brief RF initialization
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*
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* @return none
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*/
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void RF_Init(void)
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{
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uint8_t state;
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rfConfig_t rf_Config;
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tmos_memset(&rf_Config, 0, sizeof(rfConfig_t));
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taskID = TMOS_ProcessEventRegister(RF_ProcessEvent);
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// 0x55555555 and 0xAAAAAAAA are prohibited (recommended no more than 24 bit reversals, and no more than 6 consecutive 0 or 1)
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rf_Config.accessAddress = 0x71764129;
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rf_Config.CRCInit = 0x555555;
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rf_Config.Channel = 39;
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rf_Config.Frequency = 2480000;
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// Enabling LLE_MODE_EX_CHANNEL means selecting rfConfig.Frequency as the communication frequency
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rf_Config.LLEMode = LLE_MODE_AUTO;
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rf_Config.rfStatusCB = RF_2G4StatusCallBack;
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rf_Config.RxMaxlen = 251;
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state = RF_Config(&rf_Config);
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PRINT("rf 2.4g init: %x\n", state);
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// { // RX mode
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// rx_end_flag = FALSE;
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// state = RF_Rx(TX_DATA, 10, 0xFF, 0xFF);
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// PRINT("RX mode.state = %x\n", state);
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// }
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{ // TX mode
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tmos_set_event( taskID , SBP_RF_PERIODIC_EVT );
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}
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}
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/******************************** endfile @ main ******************************/
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