Zephyr building blocks

2021-08-05 Thursday

- OVERVIEW -
Zephyr RTOS explorations and building blocks

^ USART references

• https://devzone.nordicsemi.com/f/nordic-q-a/44187/how-do-i-configure-uart-send-data-from-nrf52832-to-quectel-module-by-using-zephyr-sdk

"Hello world" example build command:

 west build -b circuitdojo_feather_nrf9160ns samples/hello_world -p

Programming command:

 newtmgr -c serial image upload build/zephyr/app_update.bin

^ LIS2DH example code

ted@localhost:~/projects/embedded/ncs/v1.4.1$ grep -nr st_lis2dh ./*
./zephyr/drivers/sensor/lis2dh/lis2dh_spi.c:11:#define DT_DRV_COMPAT st_lis2dh
./zephyr/drivers/sensor/lis2dh/lis2dh_i2c.c:11:#define DT_DRV_COMPAT st_lis2dh
./zephyr/drivers/sensor/lis2dh/lis2dh_trigger.c:7:#define DT_DRV_COMPAT st_lis2dh
./zephyr/drivers/sensor/lis2dh/lis2dh.c:7:#define DT_DRV_COMPAT st_lis2dh
./zephyr/samples/shields/x_nucleo_iks01a2/src/main.c:22:	const struct device *lsm303agr_a = device_get_binding(DT_LABEL(DT_INST(0, st_lis2dh)));
./zephyr/samples/sensor/lsm303dlhc/src/main.c:42:						DT_LABEL(DT_INST(0, st_lis2dh)));
./zephyr/samples/sensor/lsm303dlhc/src/main.c:48:				DT_LABEL(DT_INST(0, st_lis2dh)));
Binary file ./zephyr/samples/sensor/lis2dh/src/.main.c.swp matches
./zephyr/samples/sensor/lis2dh/src/main.c:53:	const struct device *sensor = device_get_binding(DT_LABEL(DT_INST(0, st_lis2dh)));
./zephyr/samples/sensor/lis2dh/src/main.c:57:		       DT_LABEL(DT_INST(0, st_lis2dh)));

^ References Related and Supporting

• https://medium.com/@bartobri/untangling-complex-c-declarations-9b6a0cf88c96