board/stm32f401rc-rs485: Add support to LM75 sensor

This commit is contained in:
Rodrigo Sim 2024-02-24 16:41:12 -03:00 committed by Xiang Xiao
parent 0b448b35f4
commit 1647a596fe
3 changed files with 103 additions and 1 deletions

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@ -155,7 +155,7 @@ Users can enable EERPOM support on STM32F4-RS485 by following below configuratio
Temperature Sensor
==================
The STM32F4-RS485 development board has a temperature sensor TMP75 (TMP75AIDR) connected through I2C as below:
The STM32F4-RS485 development board has a temperature sensor TMP75 (compatible with LM75) connected through I2C as below:
====== =====
I2C PINS
@ -401,3 +401,18 @@ The application modbusmaster will send 100 requests, you can check on diagslave:
Slave 10: readHoldingRegisters from 2, 1 references
Slave 10: readHoldingRegisters from 2, 1 references
Slave 10: readHoldingRegisters from 2, 1 references
lm75
----
Configures the NuttShell (nsh) over USB Serial (check usbserial configuration) and enables temperature sensor LM75.
NSH commands::
nsh> lm75 -help
Usage: temp [OPTIONS]
[-n count] selects the samples to collect. Default: 1 Current: 100
[-h] shows this message and exits
nsh> lm75 -n 3
30.13 degrees Celsius
30.13 degrees Celsius
30.13 degrees Celsius

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@ -0,0 +1,73 @@
#
# This file is autogenerated: PLEASE DO NOT EDIT IT.
#
# You can use "make menuconfig" to make any modifications to the installed .config file.
# You can then do "make savedefconfig" to generate a new defconfig file that includes your
# modifications.
#
# CONFIG_ARCH_FPU is not set
# CONFIG_NSH_ARGCAT is not set
# CONFIG_NSH_CMDOPT_HEXDUMP is not set
# CONFIG_NSH_DISABLE_IFCONFIG is not set
# CONFIG_NSH_DISABLE_PS is not set
CONFIG_ARCH="arm"
CONFIG_ARCH_BOARD="stm32f401rc-rs485"
CONFIG_ARCH_BOARD_COMMON=y
CONFIG_ARCH_BOARD_STM32F401RC_RS485=y
CONFIG_ARCH_BUTTONS=y
CONFIG_ARCH_CHIP="stm32"
CONFIG_ARCH_CHIP_STM32=y
CONFIG_ARCH_CHIP_STM32F401RC=y
CONFIG_ARCH_INTERRUPTSTACK=2048
CONFIG_ARCH_IRQBUTTONS=y
CONFIG_ARCH_STACKDUMP=y
CONFIG_BOARDCTL_USBDEVCTRL=y
CONFIG_BOARD_LOOPSPERMSEC=8499
CONFIG_BUILTIN=y
CONFIG_CDCACM=y
CONFIG_CDCACM_CONSOLE=y
CONFIG_EXAMPLES_BUTTONS=y
CONFIG_EXAMPLES_BUTTONS_NAME0="SW3"
CONFIG_EXAMPLES_BUTTONS_NAME1="SW4"
CONFIG_EXAMPLES_BUTTONS_NAME2="SW5"
CONFIG_EXAMPLES_BUTTONS_NAMES=y
CONFIG_EXAMPLES_BUTTONS_QTD=3
CONFIG_HAVE_CXX=y
CONFIG_HAVE_CXXINITIALIZE=y
CONFIG_I2CTOOL_MAXBUS=1
CONFIG_I2CTOOL_MINBUS=1
CONFIG_INIT_ENTRYPOINT="nsh_main"
CONFIG_INPUT=y
CONFIG_INPUT_BUTTONS=y
CONFIG_INPUT_BUTTONS_LOWER=y
CONFIG_INTELHEX_BINARY=y
CONFIG_LIBC_FLOATINGPOINT=y
CONFIG_NSH_ARCHINIT=y
CONFIG_NSH_BUILTIN_APPS=y
CONFIG_NSH_FILEIOSIZE=512
CONFIG_NSH_LINELEN=64
CONFIG_NSH_READLINE=y
CONFIG_PREALLOC_TIMERS=4
CONFIG_RAM_SIZE=98304
CONFIG_RAM_START=0x20000000
CONFIG_RAW_BINARY=y
CONFIG_RR_INTERVAL=200
CONFIG_SCHED_WAITPID=y
CONFIG_SENSORS=y
CONFIG_SENSORS_LM75=y
CONFIG_SPI=y
CONFIG_START_DAY=5
CONFIG_START_MONTH=5
CONFIG_START_YEAR=2014
CONFIG_STM32_I2C1=y
CONFIG_STM32_JTAG_SW_ENABLE=y
CONFIG_STM32_OTGFS=y
CONFIG_STM32_PWR=y
CONFIG_STM32_USART6=y
CONFIG_SYSTEM_I2CTOOL=y
CONFIG_SYSTEM_LM75=y
CONFIG_SYSTEM_LM75_CELSIUS=y
CONFIG_SYSTEM_LM75_DEVNAME="/dev/temp0"
CONFIG_SYSTEM_NSH=y
CONFIG_TASK_NAME_SIZE=0
CONFIG_USBDEV=y

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@ -47,6 +47,10 @@
#include <nuttx/board.h>
#ifdef CONFIG_SENSORS_LM75
#include "stm32_lm75.h"
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
@ -145,6 +149,16 @@ int stm32_bringup(void)
}
#endif
#ifdef CONFIG_LM75_I2C
/* Configure and initialize the LM75 sensor */
ret = board_lm75_initialize(0, 1);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_lm75_initialize() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_INPUT_BUTTONS
/* Register the BUTTON driver */