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增加连续读写指令. 

Signed-off-by: rick.chan <chenyang@autoai.com>
This commit is contained in:
rick.chan 2021-06-03 09:23:55 +08:00
parent df43ef7be9
commit dc37112389
1 changed files with 5 additions and 1 deletions
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6
Software/Applications/I2C/Linux_下_I2C_工具.md
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@ -22,6 +22,10 @@ i2cset -f -y <bus num> <dev addr> <reg addr> <value>...[c/b/w/i/s]
i2cget -f -y <bus num> <dev addr> [reg addr[b/w/c]]
# Dump I2C 设备寄存器
i2cdump -f -y <bus num> <dev addr> [b/w/W/s/i/c]
# 连续读写
i2ctransfer -f -y <bus num> {r|w}<length_of_message>[@address]
# 示例：连续写
i2ctransfer -f -y 3 w6@0x1a 0x80 0x01 0x00 0x00 0x00 0x82
```
## 3.i2cdetect
@ -53,7 +57,7 @@ Each cell in the output table will contain one of the following symbols:
**Options:**
* **-y**
Disable interactive mode. By default, i2cdetect will wait for a confirmation from the user before messing with the I2C bus. When this flag is used, it will perform the operation directly. This is mainly meant to be used in scripts.
* **-a**