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Simplified pin configuration

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This commit is contained in:
Manuel Bleichenbacher 2018-07-21 14:03:48 +02:00
parent 51425d5da2
commit c89b83c121
2 changed files with 36 additions and 12 deletions
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24
examples/hello_world/main/main.cpp
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@ -27,6 +27,17 @@ const char *devEui = "????????????????";
const char *appEui = "????????????????"; const char *appEui = "????????????????";
const char *appKey = "????????????????????????????????"; const char *appKey = "????????????????????????????????";
// Pins and other resources
#define TTN_SPI_HOST HSPI_HOST
#define TTN_SPI_DMA_CHAN 1
#define TTN_PIN_SPI_SCLK 5
#define TTN_PIN_SPI_MOSI 27
#define TTN_PIN_SPI_MISO 19
#define TTN_PIN_NSS 18
#define TTN_PIN_RXTX TTN_NOT_CONNECTED
#define TTN_PIN_RST 14
#define TTN_PIN_DIO0 26
#define TTN_PIN_DIO1 33
static TheThingsNetwork ttn; static TheThingsNetwork ttn;
@ -51,23 +62,24 @@ extern "C" void app_main(void)
// Initialize the GPIO ISR handler service // Initialize the GPIO ISR handler service
err = gpio_install_isr_service(ESP_INTR_FLAG_IRAM); err = gpio_install_isr_service(ESP_INTR_FLAG_IRAM);
ESP_ERROR_CHECK(err); ESP_ERROR_CHECK(err);
// Initialize the NVS (non-volatile storage) for saving and restoring the keys // Initialize the NVS (non-volatile storage) for saving and restoring the keys
err = nvs_flash_init(); err = nvs_flash_init();
ESP_ERROR_CHECK(err); ESP_ERROR_CHECK(err);
// Initialize SPI bus // Initialize SPI bus
spi_bus_config_t spi_bus_config; spi_bus_config_t spi_bus_config;
spi_bus_config.miso_io_num = 19; spi_bus_config.miso_io_num = TTN_PIN_SPI_MISO;
spi_bus_config.mosi_io_num = 27; spi_bus_config.mosi_io_num = TTN_PIN_SPI_MOSI;
spi_bus_config.sclk_io_num = 5; spi_bus_config.sclk_io_num = TTN_PIN_SPI_SCLK;
spi_bus_config.quadwp_io_num = -1; spi_bus_config.quadwp_io_num = -1;
spi_bus_config.quadhd_io_num = -1; spi_bus_config.quadhd_io_num = -1;
spi_bus_config.max_transfer_sz = 0; spi_bus_config.max_transfer_sz = 0;
err = spi_bus_initialize(TTN_SPI_HOST, &spi_bus_config, TTN_SPI_DMA_CHAN);
esp_err_t ret = spi_bus_initialize(HSPI_HOST, &spi_bus_config, 1);
ESP_ERROR_CHECK(err); ESP_ERROR_CHECK(err);
ttn.configurePins(HSPI_HOST, 18, TTN_NOT_CONNECTED, 14, 26, 33); // Configure the SX127x pins
ttn.configurePins(TTN_SPI_HOST, TTN_PIN_NSS, TTN_PIN_RXTX, TTN_PIN_RST, TTN_PIN_DIO0, TTN_PIN_DIO1);
// The below line can be commented after the first run as the data is saved in NVS // The below line can be commented after the first run as the data is saved in NVS
ttn.provision(devEui, appEui, appKey); ttn.provision(devEui, appEui, appKey);

24
examples/send_recv/main/main.cpp
View File

@ -27,6 +27,17 @@ const char *devEui = "????????????????";
const char *appEui = "????????????????"; const char *appEui = "????????????????";
const char *appKey = "????????????????????????????????"; const char *appKey = "????????????????????????????????";
// Pins and other resources
#define TTN_SPI_HOST HSPI_HOST
#define TTN_SPI_DMA_CHAN 1
#define TTN_PIN_SPI_SCLK 5
#define TTN_PIN_SPI_MOSI 27
#define TTN_PIN_SPI_MISO 19
#define TTN_PIN_NSS 18
#define TTN_PIN_RXTX TTN_NOT_CONNECTED
#define TTN_PIN_RST 14
#define TTN_PIN_DIO0 26
#define TTN_PIN_DIO1 33
static TheThingsNetwork ttn; static TheThingsNetwork ttn;
@ -59,23 +70,24 @@ extern "C" void app_main(void)
// Initialize the GPIO ISR handler service // Initialize the GPIO ISR handler service
err = gpio_install_isr_service(ESP_INTR_FLAG_IRAM); err = gpio_install_isr_service(ESP_INTR_FLAG_IRAM);
ESP_ERROR_CHECK(err); ESP_ERROR_CHECK(err);
// Initialize the NVS (non-volatile storage) for saving and restoring the keys // Initialize the NVS (non-volatile storage) for saving and restoring the keys
err = nvs_flash_init(); err = nvs_flash_init();
ESP_ERROR_CHECK(err); ESP_ERROR_CHECK(err);
// Initialize SPI bus // Initialize SPI bus
spi_bus_config_t spi_bus_config; spi_bus_config_t spi_bus_config;
spi_bus_config.miso_io_num = 19; spi_bus_config.miso_io_num = TTN_PIN_SPI_MISO;
spi_bus_config.mosi_io_num = 27; spi_bus_config.mosi_io_num = TTN_PIN_SPI_MOSI;
spi_bus_config.sclk_io_num = 5; spi_bus_config.sclk_io_num = TTN_PIN_SPI_SCLK;
spi_bus_config.quadwp_io_num = -1; spi_bus_config.quadwp_io_num = -1;
spi_bus_config.quadhd_io_num = -1; spi_bus_config.quadhd_io_num = -1;
spi_bus_config.max_transfer_sz = 0; spi_bus_config.max_transfer_sz = 0;
err = spi_bus_initialize(TTN_SPI_HOST, &spi_bus_config, TTN_SPI_DMA_CHAN);
err = spi_bus_initialize(HSPI_HOST, &spi_bus_config, 1);
ESP_ERROR_CHECK(err); ESP_ERROR_CHECK(err);
ttn.configurePins(HSPI_HOST, 18, TTN_NOT_CONNECTED, 14, 26, 33); // Configure the SX127x pins
ttn.configurePins(TTN_SPI_HOST, TTN_PIN_NSS, TTN_PIN_RXTX, TTN_PIN_RST, TTN_PIN_DIO0, TTN_PIN_DIO1);
// The below line can be commented after the first run as the data is saved in NVS // The below line can be commented after the first run as the data is saved in NVS
ttn.provision(devEui, appEui, appKey); ttn.provision(devEui, appEui, appKey);