diff options
Diffstat (limited to 'main')
| -rw-r--r-- | main/CDIO.c | 153 | ||||
| -rw-r--r-- | main/CMakeLists.txt | 2 |
2 files changed, 155 insertions, 0 deletions
diff --git a/main/CDIO.c b/main/CDIO.c new file mode 100644 index 0000000..eaefdac --- /dev/null +++ b/main/CDIO.c @@ -0,0 +1,153 @@ +#include <stdio.h> +#include <sys/socket.h> +#include "rtc_wdt.h" +#include "driver/uart.h" + +#include "EZADC.h" + +#include "rgb_led.h" + +#include "EZWIFI.h" + +rgb_led MY_LED; + +char *data = (char *) "1\n"; + +void socket_transmitter_sta_loop(bool (*is_wifi_connected)()) { + int socket_fd = -1; + while (1) { + close(socket_fd); + char *ip = (char *) "192.168.4.1"; + struct sockaddr_in caddr; + caddr.sin_family = AF_INET; + caddr.sin_port = htons(2223); + while (!is_wifi_connected()) { + // wait until connected to AP + printf("wifi not connected. waiting...\n"); + vTaskDelay(1000 / portTICK_PERIOD_MS); + } + printf("initial wifi connection established.\n"); + if (inet_aton(ip, &caddr.sin_addr) == 0) { + printf("ERROR: inet_aton\n"); + continue; + } + + socket_fd = socket(PF_INET, SOCK_DGRAM, 0); + if (socket_fd == -1) { + printf("ERROR: Socket creation error [%s]\n", strerror(errno)); + continue; + } + if (connect(socket_fd, (const struct sockaddr *) &caddr, sizeof(struct sockaddr)) == -1) { + printf("ERROR: socket connection error [%s]\n", strerror(errno)); + continue; + } + + printf("sending frames.\n"); + int i = 0; + while (1) { + //double start_time = get_steady_clock_timestamp(); + if (!is_wifi_connected()) { + printf("ERROR: wifi is not connected\n"); + break; + } + + if (sendto(socket_fd, &data, strlen(data), 0, (const struct sockaddr *) &caddr, sizeof(caddr)) != + strlen(data)) { + vTaskDelay(1); + continue; + } + + vTaskDelay(pdMS_TO_TICKS(100)); + + //double end_time = get_steady_clock_timestamp(); + //lag = end_time - start_time; + } + } +} + +/* TaskHandle_t xHandle = NULL; */ + +/* void vTask_socket_transmitter_sta_loop(void *pvParamteres) { */ +/* for(;;) { */ +/* socket_transmitter_sta_loop(&is_wifi_connected); */ +/* } */ +/* } */ + +static void echo_task(void *arg) +{ + /* Configure parameters of an UART driver, + * communication pins and install the driver */ + uart_config_t uart_config = { + .baud_rate = 921600, + .data_bits = UART_DATA_8_BITS, + .parity = UART_PARITY_DISABLE, + .stop_bits = UART_STOP_BITS_1, + .flow_ctrl = UART_HW_FLOWCTRL_DISABLE, + .source_clk = UART_SCLK_DEFAULT, + }; + int intr_alloc_flags = 0; + + ESP_ERROR_CHECK(uart_driver_install(0, 3072 * 2, 0, 0, NULL, intr_alloc_flags)); + ESP_ERROR_CHECK(uart_param_config(0, &uart_config)); + + // Configure a temporary buffer for the incoming data + uint8_t *uart_data = (uint8_t *) malloc(3072); + + while (1) { + // Read data from the UART + int len = uart_read_bytes(0, uart_data, (3072 - 1), 20 / portTICK_PERIOD_MS); + // Write data back to the UART + //uart_write_bytes(0, (const char *) uart_data, len); + + if (len) { + uart_data[len] = '\0'; + //ESP_LOGI(TAG, "Recv str: %s", (char *) uart_data); + + if (strcmp((char *) uart_data, "red") == 0) + { + rgb_set_color(&MY_LED, rgb_red); + } + else if (strcmp((char *) uart_data, "blue") == 0) + { + rgb_set_color(&MY_LED, rgb_blue); + } + else if (strcmp((char *) uart_data, "green") == 0) + { + rgb_set_color(&MY_LED, rgb_green); + } + else if (strcmp((char *) uart_data, "yellow") == 0) + { + rgb_set_color(&MY_LED, rgb_yellow); + } + } + } +} + +void app_main(void) +{ + // Init LED + rgb_init_LED(&MY_LED, 27, 12, 13); + rgb_set_color(&MY_LED, rgb_black); + + xTaskCreate(echo_task, "uart_echo_task", 3072, NULL, 10, NULL); + + // Access point + setup_softap(); + + + setup_csi(); + + + for(;;) { + vTaskDelay(10); + } + + // Station + /* setup_station(); */ + + /* setup_csi(); */ + + /* for(;;) { */ + /* socket_transmitter_sta_loop(&is_wifi_connected); */ + /* } */ +} diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt new file mode 100644 index 0000000..e655b24 --- /dev/null +++ b/main/CMakeLists.txt @@ -0,0 +1,2 @@ +idf_component_register(SRCS "CDIO.c" + INCLUDE_DIRS ".") |