get mostly one directional comms working

main/main.c

@@ -0,0 +1,44 @@
+#include <stdio.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "driver/gpio.h"
+#include "esp_log.h"
+#include "sdkconfig.h"
+#include "esp_mac.h"
+#include <string.h>
+#include "radio.h"
+#include "buscfg.h"
+#include "driver/spi_master.h"
+
+#define TAG "canZem"
+
+void app_main(void)
+{
+
+    ESP_LOGI("BOOT", "BRN Systems incorporated CanSat flight firmware build: %s %s", __DATE__, __TIME__);
+
+    spi_bus_config_t HighSpeedBusCfg = {
+        // CONNECTED to LoRa and SD card
+        .mosi_io_num = HSPI_MOSI_GPIO,
+        .miso_io_num = HSPI_MISO_GPIO,
+        .sclk_io_num = HSPI_SCK_GPIO,
+        .quadwp_io_num = -1,
+        .quadhd_io_num = -1,
+        .max_transfer_sz = 64, // probably change
+    };
+    ESP_ERROR_CHECK(spi_bus_initialize(SPI3_HOST, &HighSpeedBusCfg, SPI_DMA_CH_AUTO));
+
+    xTaskCreate(
+        lora_comms_task,
+        "LoraCommsTask",
+        8192,
+        NULL,
+        (tskIDLE_PRIORITY + 2),
+        NULL);
+
+    while (1)
+    {
+
+        vTaskDelay(100 / portTICK_PERIOD_MS);
+    }
+}