bcec7029fd
lorawan has its own susbsystem, so move this sample under subsys/ Signed-off-by: Anas Nashif <anas.nashif@intel.com>
104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
/*
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* Class A LoRaWAN sample application
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*
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* Copyright (c) 2020 Manivannan Sadhasivam <mani@kernel.org>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <device.h>
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#include <lorawan/lorawan.h>
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#include <zephyr.h>
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#define DEFAULT_RADIO_NODE DT_ALIAS(lora0)
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BUILD_ASSERT(DT_NODE_HAS_STATUS(DEFAULT_RADIO_NODE, okay),
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"No default LoRa radio specified in DT");
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#define DEFAULT_RADIO DT_LABEL(DEFAULT_RADIO_NODE)
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/* Customize based on network configuration */
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#define LORAWAN_DEV_EUI { 0xDD, 0xEE, 0xAA, 0xDD, 0xBB, 0xEE,\
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0xEE, 0xFF }
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#define LORAWAN_JOIN_EUI { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,\
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0x00, 0x00 }
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#define LORAWAN_APP_KEY { 0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE,\
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0xD2, 0xA6, 0xAB, 0xF7, 0x15, 0x88,\
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0x09, 0xCF, 0x4F, 0x3C }
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#define DELAY K_MSEC(10000)
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#define LOG_LEVEL CONFIG_LOG_DEFAULT_LEVEL
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#include <logging/log.h>
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LOG_MODULE_REGISTER(lorawan_class_a);
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char data[] = {'h', 'e', 'l', 'l', 'o', 'w', 'o', 'r', 'l', 'd'};
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static void lorwan_datarate_changed(enum lorawan_datarate dr)
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{
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uint8_t unused, max_size;
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lorawan_get_payload_sizes(&unused, &max_size);
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LOG_INF("New Datarate: DR_%d, Max Payload %d", dr, max_size);
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}
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void main(void)
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{
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const struct device *lora_dev;
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struct lorawan_join_config join_cfg;
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uint8_t dev_eui[] = LORAWAN_DEV_EUI;
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uint8_t join_eui[] = LORAWAN_JOIN_EUI;
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uint8_t app_key[] = LORAWAN_APP_KEY;
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int ret;
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lora_dev = device_get_binding(DEFAULT_RADIO);
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if (!lora_dev) {
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LOG_ERR("%s Device not found", DEFAULT_RADIO);
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return;
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}
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ret = lorawan_start();
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if (ret < 0) {
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LOG_ERR("lorawan_start failed: %d", ret);
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return;
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}
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lorawan_register_dr_changed_callback(lorwan_datarate_changed);
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join_cfg.mode = LORAWAN_ACT_OTAA;
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join_cfg.dev_eui = dev_eui;
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join_cfg.otaa.join_eui = join_eui;
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join_cfg.otaa.app_key = app_key;
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join_cfg.otaa.nwk_key = app_key;
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LOG_INF("Joining network over OTAA");
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ret = lorawan_join(&join_cfg);
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if (ret < 0) {
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LOG_ERR("lorawan_join_network failed: %d", ret);
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return;
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}
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LOG_INF("Sending data...");
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while (1) {
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ret = lorawan_send(2, data, sizeof(data),
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LORAWAN_MSG_CONFIRMED);
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/*
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* Note: The stack may return -EAGAIN if the provided data
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* length exceeds the maximum possible one for the region and
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* datarate. But since we are just sending the same data here,
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* we'll just continue.
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*/
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if (ret == -EAGAIN) {
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LOG_ERR("lorawan_send failed: %d. Continuing...", ret);
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k_sleep(DELAY);
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continue;
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}
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if (ret < 0) {
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LOG_ERR("lorawan_send failed: %d", ret);
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return;
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}
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LOG_INF("Data sent!");
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k_sleep(DELAY);
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}
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}
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