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318 lines
8.4 KiB
318 lines
8.4 KiB
2 months ago
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/*
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* rs485_test.c
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*
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* Change Logs:
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* Date Author Notes
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* 2020-06-08 qiyongzhong first version
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* 2020-12-17 qiyongzhong add config function
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* 2020-12-18 qiyongzhong add send_then_recv
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*/
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#include <rtthread.h>
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#include <rs485.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef RS485_USING_TEST
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#ifndef RS485_TEST_SERIAL
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#define RS485_TEST_SERIAL "uart1" //default test serial
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#endif
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#ifndef RS485_TEST_BAUDRATE
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#define RS485_TEST_BAUDRATE 9600 //defalut test baudrate
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#endif
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#ifndef RS485_TEST_PARITY
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#define RS485_TEST_PARITY 0 //defalut test parity
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#endif
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#ifndef RS485_TEST_PIN
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#define RS485_TEST_PIN GET_PIN(A, 0) //default test ctrl pin
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#endif
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#ifndef RS485_TEST_LEVEL
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#define RS485_TEST_LEVEL 1 //default test send mode level
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#endif
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#ifndef RS485_TEST_BUF_SIZE
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#define RS485_TEST_BUF_SIZE 1024 //default test buffer size
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#endif
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#ifndef RS485_TEST_RECV_TMO
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#define RS485_TEST_RECV_TMO 30000 //default test recicve timeout
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#endif
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static rs485_inst_t * test_hinst = RT_NULL;
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static char test_buf[RS485_TEST_BUF_SIZE];
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static const char *cmd_info[] =
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{
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"Usage: \n",
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"rs485 create [serial] [baudrate] [parity] [pin] [level] - create rs485 instance.\n",
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"rs485 destory - destory rs485 instance.\n",
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"rs485 set_recv_tmo [tmo_ms] - set recieve timeout.\n",
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"rs485 set_byte_tmo [tmo_ms] - set byte timeout.\n",
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"rs485 connect - open rs485 connect.\n",
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"rs485 disconn - close rs485 connect.\n",
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"rs485 recv [size] - receive from rs485.\n",
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"rs485 send [size] - send to rs485.\n",
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"rs485 cfg [baudrate] [databits] [parity] [stopbits] - config rs485.\n",
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"rs485 send_then_recv [send_size] [recv_size] - send to rs485 and then receive from rs485.\n",
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"\n"
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};
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static void show_cmd_info(void)
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{
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for(int i=0; i<sizeof(cmd_info)/sizeof(char*); i++)
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{
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rt_kprintf(cmd_info[i]);
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}
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}
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static void rs485_test(int argc, char **argv)
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{
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if (argc < 2)
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{
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show_cmd_info();
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return ;
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}
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if (strcmp(argv[1], "create") == 0)
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{
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char *serial = RS485_TEST_SERIAL;
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int baudrate = RS485_TEST_BAUDRATE;
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int parity = RS485_TEST_PARITY;
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int pin = RS485_TEST_PIN;
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int level = RS485_TEST_LEVEL;
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if (test_hinst != NULL)
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{
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rt_kprintf("the test instance is not NULL, please deinit/destory first.\n");
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return;
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}
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if (argc >= 3)
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{
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serial = argv[2];
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}
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if ( argc >= 4)
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{
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baudrate = atoi(argv[3]);
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}
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if (argc >= 5)
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{
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parity = atoi(argv[4]);
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}
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if (argc >= 6)
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{
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pin = atoi(argv[5]);
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}
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if (argc >= 7)
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{
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level = atoi(argv[6]);
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}
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test_hinst = rs485_create(serial, baudrate, parity, pin, level);
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if (test_hinst != NULL)
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{
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rt_kprintf("rs485 instance create success.\n");
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rt_kprintf("rs485 serial : %s \n", serial);
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rt_kprintf("rs485 baudrate : %d \n", baudrate);
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rt_kprintf("rs485 parity : %d \n", parity);
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rt_kprintf("rs485 control pin : %d \n", pin);
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rt_kprintf("rs485 send mode level : %d \n", level);
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rs485_set_recv_tmo(test_hinst, RS485_TEST_RECV_TMO);
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rt_kprintf("rs485 receive timeout : %d \n", RS485_TEST_RECV_TMO);
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}
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return;
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}
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if (strcmp(argv[1], "destory") == 0)
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{
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rs485_destory(test_hinst);
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test_hinst = NULL;
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return;
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}
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if (strcmp(argv[1], "set_recv_tmo") == 0)
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{
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int tmo_ms = RS485_TEST_RECV_TMO;
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if (argc >= 3)
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{
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tmo_ms = atoi(argv[2]);
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}
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rs485_set_recv_tmo(test_hinst, tmo_ms);
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return;
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}
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if (strcmp(argv[1], "set_byte_tmo") == 0)
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{
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int tmo_ms = 0;
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if (argc >= 3)
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{
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tmo_ms = atoi(argv[2]);
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}
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rs485_set_byte_tmo(test_hinst, tmo_ms);
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return;
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}
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if (strcmp(argv[1], "connect") == 0)
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{
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if (test_hinst == NULL)
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{
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rt_kprintf("the test instance is NULL, please create first.\n");
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return;
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}
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if (rs485_connect(test_hinst) == RT_EOK)
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{
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rt_kprintf("rs485 instance connect success.\n");
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}
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else
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{
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rt_kprintf("rs485 instance connect fail.\n");
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}
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return;
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}
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if (strcmp(argv[1], "disconn") == 0)
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{
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rs485_disconn(test_hinst);
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return;
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}
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if (strcmp(argv[1], "recv") == 0)
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{
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int size = RS485_TEST_BUF_SIZE;
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int len = 0;
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if (test_hinst == NULL)
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{
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rt_kprintf("the test instance is NULL, please create first.\n");
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return;
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}
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if (argc >= 3)
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{
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size = atoi(argv[2]);
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if (size > RS485_TEST_BUF_SIZE)
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{
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size = RS485_TEST_BUF_SIZE;
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}
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}
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rt_kprintf("rs485 start receiving, max length : %d .\n", size);
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len = rs485_recv(test_hinst, test_buf, size);
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if (len == 0)
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{
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rt_kprintf("rs485 receive timeout.\n");
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return;
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}
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rt_kprintf("rs485 received %d datas (hex) : ", len);
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for (int i=0; i<len; i++)
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{
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rt_kprintf("%02X ", test_buf[i]);
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}
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rt_kprintf("\n");
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return;
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}
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if (strcmp(argv[1], "send") == 0)
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{
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int size = RS485_TEST_BUF_SIZE;
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if (test_hinst == NULL)
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{
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rt_kprintf("the test instance is NULL, please create first.\n");
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return;
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}
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if (argc >= 3)
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{
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size = atoi(argv[2]);
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if (size > RS485_TEST_BUF_SIZE)
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{
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size = RS485_TEST_BUF_SIZE;
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}
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}
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for (int i=0; i<size; i++)
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{
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test_buf[i] = i;
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}
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size = rs485_send(test_hinst, test_buf, size);
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rt_kprintf("rs485 transmit completed. length : %d .\n", size);
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return;
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}
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if (strcmp(argv[1], "cfg") == 0)
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{
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int baudrate = RS485_TEST_BAUDRATE;
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int databits = 8;
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int parity = RS485_TEST_PARITY;
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int stopbits = 1;
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if (test_hinst == NULL)
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{
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rt_kprintf("the test instance is NULL, please create first.\n");
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return;
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}
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if (argc >= 3)
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{
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baudrate = atoi(argv[2]);
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}
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if ( argc >= 4)
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{
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databits = atoi(argv[3]);
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}
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if (argc >= 5)
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{
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parity = atoi(argv[4]);
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}
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if (argc >= 6)
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{
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stopbits = atoi(argv[5]);
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}
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rs485_config(test_hinst, baudrate, databits, parity, stopbits);
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return;
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}
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if (strcmp(argv[1], "send_then_recv") == 0)
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{
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int send_size = RS485_TEST_BUF_SIZE;
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int recv_size = RS485_TEST_BUF_SIZE;
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int len = 0;
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if (test_hinst == NULL)
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{
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rt_kprintf("the test instance is NULL, please create first.\n");
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return;
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}
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if (argc >= 3)
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{
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send_size = atoi(argv[2]);
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}
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if (argc >= 4)
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{
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recv_size = atoi(argv[3]);
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}
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for (int i=0; i<send_size; i++)
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{
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test_buf[i] = i;
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}
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rt_kprintf("rs485 send %d datas, then receive max length : %d .\n", send_size, recv_size);
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len = rs485_send_then_recv(test_hinst, test_buf, send_size, test_buf, recv_size);
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if (len == 0)
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{
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rt_kprintf("rs485 receive timeout.\n");
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return;
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}
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rt_kprintf("rs485 received %d datas (hex) : ", len);
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for (int i=0; i<len; i++)
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{
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rt_kprintf("%02X ", test_buf[i]);
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}
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rt_kprintf("\n");
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return;
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}
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rt_kprintf("error ! unsupported command .\n");
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}
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MSH_CMD_EXPORT_ALIAS(rs485_test, rs485, test rs485 module functions);
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#endif
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