UPD16311 NEC, UPD16311 Datasheet - Page 8

• Manufacturer Part Number: UPD16311
• Description: 1/8- to 1/16-DUTY FIPTM VFD CONTROLLER/DRIVER
• Manufacturer: NEC

8
(2) Data setting command
(3) Address setting command
This command sets data write and data read modes.
On power application, the normal operation mode and address increment mode are set.
This command sets an address of the display memory.
If address 30H or higher is set, the data is ignored, until a correct address is set.
On power application, the address is set to 00H.
MSB
0
1
Don't care
MSB
1
1
b3 b2 b1 b0
b5
b4 b3 b2 b1 b0
LSB
Sets data write and read modes.
00
01
10
11
Sets address increment mode (display memory).
0
1
Sets test mode
0
1
: Increments address after data has been written.
: Fixes address.
: Normal operation
: Test mode
: Writes data to display memory.
: Writes data to LED port.
: Reads key data.
: Reads SW data.
LSB
Address (00H - 2FH)
PD16311