From 71c2091edda8c1c044d30bcbbef952e1611c9f71 Mon Sep 17 00:00:00 2001 From: Claas Date: Mon, 11 Sep 2023 17:21:56 +0200 Subject: [PATCH] Separate headlines --- serial/temperature sensor.md | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/serial/temperature sensor.md b/serial/temperature sensor.md index da0ad0b..7b0665a 100644 --- a/serial/temperature sensor.md +++ b/serial/temperature sensor.md @@ -44,13 +44,15 @@ Slave address | function code | Register address High byte | Register address Lo Slave address | Response function code | Number of bytes | Register 1 data High byte | Register 1 data Low byte | Register N data High byte | Register N data Low byte | CRC High byte | CRC Low byte， -### MODBUS command frame The host reads the temperature command frame (0x04): +### MODBUS command frame + +#### The host reads the temperature command frame (0x04): | Slave address | function code | Register address High byte | Register address Low byte | Number of registers High byte | Number of registers Low byte | CRC High byte | CRC Low byte | | ------------- | ------------- | -------------------------- | ------------------------- | ----------------------------- | ---------------------------- | ------------- | ------------ | | 0x01 | 0x04 | 0x00 | 0x01 | 0x00 | 0x01 | 0x60 | 0x0a | -### The slave responds to the data frame: +#### The slave responds to the data frame: | Slave address | function code | Number of bytes | temperature High byte | temperature Low byte | CRC High byte | CRC Low byte | | ------------- | ------------- | --------------- | --------------------- | -------------------- | ------------- | ------------ | @@ -60,13 +62,13 @@ Temperature value = 0x131, converted to decimal 305, actual temperature value = > Note: The temperature is a signed hexadecimal number, temperature value=0xFF33, converted to decimal -205, actual temperature = -20.5℃; -### The host reads the humidity command frame (0x04): +#### The host reads the humidity command frame (0x04): | Slave address | function code | Register address High byte | Register address Low byte | Number of registers High byte | Number of registers Low byte | CRC High byte | CRC Low byte | | ------------- | ------------- | -------------------------- | ------------------------- | ----------------------------- | ---------------------------- | ------------- | ------------ | | 0x01 | 0x04 | 0x00 | 0x02 | 0x00 | 0x01 | 0xC1 | 0xCA | -### The slave responds to the data frame: +#### The slave responds to the data frame: | Slave address | function code | Number of bytes | humidity High byte | humidity Low byte | CRC High byte | CRC Low byte | | ------------- | ------------- | --------------- | ------------------ | ----------------- | ------------- | ------------ | @@ -74,13 +76,13 @@ Temperature value = 0x131, converted to decimal 305, actual temperature value = Humidity value=0x222, converted to decimal 546, actual humidity value=546 / 10 = 54.6%; -### Continuously read the temperature and humidity command frame (0x04): +#### Continuously read the temperature and humidity command frame (0x04): | Slave address | function code | Register address High byte | Register address Low byte | Number of registers High byte | Number of registers Low byte | CRC High byte | CRC Low byte | | ------------- | ------------- | -------------------------- | ------------------------- | ----------------------------- | ---------------------------- | ------------- | ------------ | | 0x01 | 0x04 | 0x00 | 0x01 | 0x00 | 0x02 | 0x20 | 0x0B | -### The slave responds to the data frame: +#### The slave responds to the data frame: | Slave address | function code | Number of bytes | temperature High byte | temperature Low byte | humidity High byte | humidity Low byte | CRC High byte | CRC Low byte | | ------------- | ------------- | --------------- | --------------------- | -------------------- | ------------------ | ----------------- | ------------- | ------------ | -- 2.51.2