參數(shù)資料
型號(hào)： NT7502H-BDT
廠商： Electronic Theatre Controls, Inc.
英文描述： 65 X 132 RAM-Map LCD Controller / Driver
中文描述： 65 × 132 RAM的地圖LCD控制器/驅(qū)動(dòng)器
文件頁(yè)數(shù)： 27/54頁(yè)
文件大?。?/td> 687K
代理商： NT7502H-BDT
NT7502
13. End
Cancels Read-Modify-Write mode and returns column address to the original address (when Read-Modify-Write is issued)
A0
E
RD
W
R
/
WR
0
D7
D6
D5
D4
D3
D2
D1
D0
0
1
1
1
1
0
1
1
1
0
Column address
N
N+1
N+2
N+3
N+m
N
Read-Modify-Write
mode is selected
End
Return
14. Reset
This command resets the Display Start Line register, Column Address counter, Page Address register, and Common output
mode register, the V0 voltage regulator internal resistor ratio register, the Electronic Volume register, the static indicator
mode register, the read-modify-write mode register, and the test mode. The Reset command does not affect on the
contents of display RAM. Refer to the Reset circuit section of Function Description.
A0
E
RD
W
R
/
WR
0
D7
D6
D5
D4
D3
D2
D1
D0
0
1
1
1
1
0
0
0
1
0
The Reset command cannot initialize LCD power supply. Only the Reset signal to the RES pad can initialize the supplies.
15. Output Status Select Register
Applicable to the NT7502. When D is high or low, the scan direction of the COM output pad is selectable. Refer to Output
Status Selector Circuit in Function Description for details.
A0
E
RD
W
R
/
WR
0
D7
D6
D5
D4
D3
D2
D1
D0
0
1
1
1
0
0
D
*
*
*
D: Selects the scan direction of COM output pad
D = 0: Normal (COM0
→
COM63/53/47/31)
D = 1: Reverse (COM63/53/47/31
→
COM0)
*: Invalid bit
16. Set Power Control
Selects one of eight power circuit functions using 3-bit register. An external power supply and part of on-chip power circuit
can be used simultaneously. Refer to Power Supply Circuit section of FUNCTIONAL DESCRIPTION for details.
A0
E
RD
W
R
/
WR
0
D7
D6
D5
D4
D3
D2
D1
D0
0
1
0
0
1
0
1
A2
A1
A0
When A0 goes low, voltage follower turns off. When A0 goes high, it turns on.
When A1 goes low, voltage regulator turns off. When A1 goes high, it turns on.
When A2 goes low, voltage booster turns off. When A2 goes high, it turns on.
27
相關(guān)PDF資料
PDF描述
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