STM86312_06 STMICROELECTRONICS [STMicroelectronics], STM86312_06 Datasheet - Page 15

• Manufacturer Part Number: STM86312_06
• Description: 1/4 to 1/11-duty VFD controller/driver
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STM86312
8.2
8.3
Data setting command
This command sets data write and data read modes.
Figure 7.
On power application, the normal operation mode and address increment mode are set.
Do not use STM86312 in test mode.
Address setting command
This command sets an address of the display memory
Figure 8.
If address 16H or higher is set, the data are ignored, until a correct address is set.
On power application, the address is set to 00H.
MSB
MSB
0
1
1
1
Data setting command
Address setting command
-
-
b4
-
b3
0
b2
b2
b1
b1
LSB
LSB
b0
b0
0= Increments address after data has
00 : Write data to display memory
Data write and read mode setting
ADDRESS INCREMENT MODE
SETTING (DISPLAY MEMORY)
01 : Write data to LED port
Address (00H-15H)
10 : Read key data
11 : Read SW data
1= Fixed address
been written
Don’t Care
Don’t Care
Commands
15/24