T6963CFG Toshiba Semiconductor, T6963CFG Datasheet - Page 12

• Manufacturer Part Number: T6963CFG
• Description: DOT MATRIX LCD CONTROLLER LSI
• Manufacturer: Toshiba Semiconductor

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BIT SET / RESET
● Setting registers
(1) Set Cursor Pointer
(2) Set Offset Register
00100001
00100010
00100100
Command
Code
The position of the cursor is specified by X ADRS and Y ADRS. The cursor position can only be moved by
this command. Data read / write from the MPU never changes the cursor pointer. X ADRS and Y ADRS
are specified as follows.
a) Single− Scan
The offset register is used to determine the external character generator RAM area.
The T6963CFG has a 16−bit address bus as follows:
MSB
ad15
X ADRS 00 to 4FH
X ADRS
Y ADRS
Y ADRS 00H to 0FH
Offset Register Data
ad14
ad13
00H to 4FH (lower 7 bits are valid)
00H to 1FH (lower 5 bits are valid)
11110XXX
11111XXX
1111X000
1111X001
1111X010
1111X011
1111X100
1111X101
1111X110
1111X111
Hex.
21H
22H
24H
ad12
Code
ad11
SET CURSOR POINTER
SET OFFSET REGISTER
SET ADDRESS POINTER
ad10
D1
―
―
―
―
―
―
―
―
―
―
ad9
Function
12
ad8
Character Code
b) Dual− Scan
X ADRS 00H to 4FH
ad7
Y ADRS 00H to 0FH
Y ADRS 10H to 1FH
Upper screen
Lower screen
ad6
D2
―
―
―
―
―
―
―
―
―
―
LOW ADRS
ad5
X ADRS
DATA
D1
ad4
Bit Reset
Bit Set
Bit 0 (LSB)
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7 (MSB)
ad3
Function
HIGH ADRS
ad2
Y ADRS
T6963CFG
00H
Line Scan
D2
2007-05-15
ad1
X: invalid
LSB
ad0