STFPC320 STMicroelectronics, STFPC320 Datasheet - Page 42

• Manufacturer Part Number: STFPC320
• Description: Front Panel Controller/driver With Standby Power Management And Real-time Clock
• Manufacturer: STMicroelectronics

SW data
10
10.1
42/75
MSB
MSB
b7
b7
SW data
The SW data are read by the appropriate read command, starting from the most significant
bit. Bits 3 through 8 (b7-b2) represent the Address pointer for the internal RAM.
Reading switch sequence
After sending this command, the STFPC320 will output a byte with the 2 bit values of the 2
switches and 6-bit address pointer values.
Data Setting Command
b6
b6
b5
b5
b4
b4
MSB
b3
b3
0
b2
b2
1
b1
b1
LSB
LSB
b0
b0
1
0
SW2
SW2
SW1
SW1
Address pointer for the memory
Address pointer for the memory
0
0
0
STFPC320
LSB
1