Ted: Adding prj.conf to 0317 low power project notes, excerpts.

2022-03-18T21:38:40Z

Adding prj.conf to 0317 low power project notes, excerpts.

Ted: Adding page with Nordic Power Profile capture, one second duration ~65 microamps average current.

2022-03-18T21:07:45Z

Adding page with Nordic Power Profile capture, one second duration ~65 microamps average current.

Ted: Created page with " 2022 Thursday March 17 Power Profile capture, from 45 second (partial) firmware sleep test: caption

← Older revision		Revision as of 21:38, 18 March 2022
Line 4:		Line 4:
	[[File:Power-profile-capture--2022-03-17--ppkit-C1F6D8127624.png\|caption]]		[[File:Power-profile-capture--2022-03-17--ppkit-C1F6D8127624.png\|caption]]

		+
		+	prj.conf file:
		+
		+	<pre>
		+	##======================================================================
		+	## prj.conf file for Zephyr app based on Nordic aws_iot sample app
		+	##======================================================================
		+
		+
		+
		+	# General config
		+	CONFIG_NCS_SAMPLES_DEFAULTS=y
		+	CONFIG_REBOOT=y
		+
		+	# NEWLIB C
		+	CONFIG_NEWLIB_LIBC=y
		+	CONFIG_NEWLIB_LIBC_FLOAT_PRINTF=y
		+
		+	# low power related efforts:
		+	# Ref https://devzone.nordicsemi.com/f/nordic-q-a/81744/nrf9160-deep-sleep-power-consumption-help/341928#341928
		+	CONFIG_DEVICE_POWER_MANAGEMENT=y
		+
		+	# Per Jared Wolff https://community.jaredwolff.com/d/222-nrf9160-sleep-and-low-power-control-areas
		+	CONFIG_PM_DEVICE=y
		+
		+	CONFIG_PM_DEVICE_RUNTIME=y
		+
		+
		+
		+	## REF https://devzone.nordicsemi.com/f/nordic-q-a/46083/how-to-setup-zephyr-for-rtt-logging-with-nrf9160
		+	CONFIG_UART_CONSOLE=n
		+
		+	# REF https://devzone.nordicsemi.com/f/nordic-q-a/85435/possible-to-fully-turn-off-uart-from-zephyr-based-application
		+	# Enable RTT
		+	CONFIG_USE_SEGGER_RTT=y
		+
		+	# Send log over RTT
		+	CONFIG_LOG_BACKEND_RTT=y
		+	#(Optionally also CONFIG_LOG_BACKEND_UART=n, you'll probably get some Kconfig warnings without)
		+
		+	# Send printk/printf over RTT
		+	CONFIG_RTT_CONSOLE=y
		+	#(Optionally also CONFIG_UART_CONSOLE=n)
		+
		+
		+
		+	# Network
		+	CONFIG_NETWORKING=y
		+	CONFIG_NET_NATIVE=n
		+
		+	# LTE link control
		+	CONFIG_LTE_LINK_CONTROL=y
		+	CONFIG_LTE_NETWORK_MODE_LTE_M=y
		+	CONFIG_LTE_AUTO_INIT_AND_CONNECT=n
		+
		+	# Modem library
		+	CONFIG_NRF_MODEM_LIB=y
		+	CONFIG_NRF_MODEM_LIB_SYS_INIT=n
		+
		+	# AT Host
		+	CONFIG_UART_INTERRUPT_DRIVEN=y
		+	CONFIG_AT_HOST_LIBRARY=y
		+
		+
		+
		+	# AWS IoT library
		+	CONFIG_AWS_IOT=y
		+	CONFIG_AWS_IOT_CLIENT_ID_STATIC="mmm"
		+	CONFIG_AWS_IOT_BROKER_HOST_NAME="a.b.c.com"
		+	CONFIG_AWS_IOT_SEC_TAG=00000000
		+
		+	## 2022-02-28 - effort to decouple from AWS IoT library threads, use our own - TMH
		+	## Note symbol AWS_IOT_CONNECTION_POLL_THREAD defined in ncs/nrf/subsys/net/lib/aws_iot/Kconfig,
		+	## and defaults to 'y'. Override that default value here, and enable
		+	## Kconfig replacement symbol to support decoupling of AWS IoT library functions from Nordic sample app library:
		+	CONFIG_AWS_IOT_CONNECTION_POLL_THREAD=n
		+	CONFIG_CUSTOM_APP_CONNECTION_POLL_THREAD=y
		+
		+	# 2021-12-14 TUE - adjusting up from 2 to 3, normally set to 2 in Nordic aws_iot sample app:
		+	#
		+	## NOTE this value must match the number of MQTT topics to which custom
		+	## firmware application subscribes, otherwise segmentation fault occurs
		+	## upon call to AWS IoT client diconnect function - TMH
		+	#
		+	CONFIG_AWS_IOT_APP_SUBSCRIPTION_LIST_COUNT=5
		+
		+	# 2022-02-04 Ted changing following 1, 3 and 4 from 'y' to 'n':
		+	# (1)
		+	CONFIG_AWS_IOT_TOPIC_UPDATE_DELTA_SUBSCRIBE=n
		+	# (2)
		+	CONFIG_AWS_IOT_LAST_WILL=y
		+	# (3)
		+	CONFIG_AWS_IOT_TOPIC_GET_ACCEPTED_SUBSCRIBE=n
		+	# (4)
		+	CONFIG_AWS_IOT_TOPIC_GET_REJECTED_SUBSCRIBE=n
		+
		+	# 2022-02-04 MQTT client pull in work, refactoring related:
		+	CONFIG_AWS_IOT_AUTO_DEVICE_SHADOW_REQUEST=n
		+
		+	ORKQUEUE_STACK_SIZE=2048
		+
		+	# MCUBOOT
		+	CONFIG_BOOTLOADER_MCUBOOT=y
		+	CONFIG_MCUBOOT_IMG_MANAGER=y
		+
		+	# Image manager
		+	CONFIG_IMG_MANAGER=y
		+	CONFIG_FLASH=y
		+	CONFIG_IMG_ERASE_PROGRESSIVELY=y
		+
		+	# AWS FOTA
		+	CONFIG_AWS_FOTA=y
		+	CONFIG_FOTA_DOWNLOAD=y
		+	CONFIG_DFU_TARGET=y
		+
		+	# CJSON
		+	CONFIG_CJSON_LIB=y
		+
		+	# Download client (needed by AWS FOTA)
		+	CONFIG_DOWNLOAD_CLIENT=y
		+	CONFIG_DOWNLOAD_CLIENT_STACK_SIZE=4096
		+
		+
		+
		+	## 2021-09-30 - driver-addition-work-001, git branch name - TMH
		+	## Following Sensors section copied from Kionix out-of-tree driver project:
		+	# Sensors
		+	CONFIG_I2C=y
		+	CONFIG_SENSOR=y
		+	## CONFIG_KX132_1211=y # 2021-10-28 Ted removing Kionix dependencies in branch 'stage1-v1-segger-base'.
		+
		+	# STMicro accelerometers iis2dh and lis2dh:
		+	CONFIG_IIS2DH=y
		+	CONFIG_IIS2DH_RANGE=0
		+	# Select Output Data Rate of 100Hz for demo, values 0..9 defined in ST file iis2dh_reg.h
		+	CONFIG_IIS2DH_ODR=5
		+
		+	# Note STMicro HAL/middle-level drivers (pair of files) for iis2dh located in:
		+	# [west_workspace]/modules/hal/st/sensor/stmemsc/iis2dh_STdC/driver
		+
		+	CONFIG_LIS2DH=y
		+
		+	## 2021-10-08 FRI - implementing timing tests for accelerometer measurements
		+	CONFIG_TIMING_FUNCTIONS=y
		+
		+	## 2021-10-30 - enable floating point output from printf() family functions
		+	CONFIG_CBPRINTF_FP_SUPPORT=y
		+
		+	## 2021-11-04 - work to enable CMSIS Digital Signal Processing math libraries:
		+	## REF https://devzone.nordicsemi.com/f/nordic-q-a/51656/how-to-include-math-cmsis-dsp-library-in-nrf9160
		+	CONFIG_FPU=y
		+	CONFIG_CMSIS_DSP=y
		+	## Search of Kconfig symbols for this project, via `west build -t menuconfig` gives:
		+	#CONFIG_CMSIS_DSP_COMPLEXMATH=y # <-- not sufficient for 'arm_rfft_fast_init_f32' and 'arm_rfft_fast_f32'
		+	#CONFIG_CMSIS_DSP_FASTMATH=y # <-- not sufficient for 'arm_rfft_fast_init_f32' and 'arm_rfft_fast_f32'
		+	#CONFIG_CMSIS_DSP_TABLES_ALL_FAST=y # <-- not sufficient for 'arm_rfft_fast_init_f32' and 'arm_rfft_fast_f32'
		+	## REF https://github.com/zephyrproject-rtos/zephyr/issues/32206
		+	CONFIG_CMSIS_DSP_TRANSFORM=y
		+
		+	# 2021-11-11 - Zephyr thread analyzer work:
		+	CONFIG_THREAD_ANALYZER=y
		+	CONFIG_THREAD_ANALYZER_USE_PRINTK=y
		+	CONFIG_THREAD_ANALYZER_AUTO=n
		+	CONFIG_THREAD_NAME=y
		+	#CONFIG_THREAD_ANALYZER_AUTO_INTERVAL=10
		+
		+
		+	# --- End of project dot conf file ---

	<!-- EOF -->		<!-- EOF -->

@@ Line 2: / Line 2: @@
 Thursday March 17 Power Profile capture, from 45 second (partial) firmware sleep test:
-[[File:foo.png|caption]]
+[[File:Power-profile-capture--2022-03-17--ppkit-C1F6D8127624.png|caption]]
 <!-- EOF -->

20220318 - Revision history

Ted: Adding prj.conf to 0317 low power project notes, excerpts.

Ted: Adding page with Nordic Power Profile capture, one second duration ~65 microamps average current.

Ted: Created page with " 2022 Thursday March 17 Power Profile capture, from 45 second (partial) firmware sleep test: caption