USB3-FRM20 User’s Manual
20
3.4 Description of I2C Read/Write Functions
(1) “Init” button
Initialize the I2C registers.
(2) “Write” Button
Send data through I2C.
(3) “Read” Button
Reads the data of the address of the selected mode among SYS, PWR, ADC, and OS
modes below.
(4) “Reset” Button
Initializes the resources of the I2C system.
(5)
“Slave ID“ :
Slave ID
“Address “ :
Slave Register Address
“Len. :” :
Address Value (Size)
“Data Len. :” :
Data Value (Size)
“Addr Buf” toggle :
When selected, it is used in SYS mode and address buffer is used
instead of address.
“Data :” :
Data you want to transfer
The above values are variables used for
I2C Read
or
I2C Write
.
(6)
“P/B On” or “P/B Off” button
Turns the setting On/Off according to the SP (Sensor Power) value of PB Setup.
(7)
“SYS” : System
“PWR” : Power
