PT6523_10 Datasheet, PDF (6/23 Pages) Princeton Technology Corp – 1/3 Duty General Purpose LCD Driver IC

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1/3 Duty General Purpose LCD Driver IC
PT6523
FUNCTION DESCRIPTION
SERIAL DATA TRANSFER
CONDITION 1: CLK IS TERMINATED AT THE “LOW” LEVEL
CONDITION 2: CLK IS TERMINATED AT THE “HIGH” LEVEL
Notes:
1. Address: 41H
2. D1 to D156 = Display Data
When D1 to D156 are set to “1”, Display is turned ON.
When D1 to D156 are set to “0”, Display is turned OFF.
3. DR = 1/2 Bias Drive or 1/3 Bias Drive Switching Control Data
4. SC = Segment ON/OFF Control Data
5. BU = Normal Mode/Power-Saving Control Data
6. x = Not Relevant
For example, there are 63 segments that are being used, the 63 bits of display data (D94 to D156)
must be sent. Please refer to the diagram below.
8 BITS
67 BITS
10000010
D94 D95 D96
D154 D155 D156 DR SC BU X
←------------ ADDRESS ------------→
Note: x = Not Relevant
PT6523 V1.8
-6-
July, 2007