HT16515 View Datasheet(PDF) - Holtek Semiconductor
Part Name
Description
MFG CO.
'HT16515' PDF : 12 Pages View PDF
Serial Communication Format
· Reception (command/data write)
CS
C LK
1
2
3
DI
b0
b1
b2
HT16515
7
8
b6
b7
· Transmission (data read)
CS
C LK
1
2
3
4
5
6
7
8
tW
1
2
3
4
5
6
DI
b0 b1 b2 b3 b4 b5 b6 b7
DO
b0 b1 b2 b3 b4 b5
A d a ta r e a d c o m m a n d is s e t
D a ta is r e a d
Be sure to connect an external pull-high resistor to this pin (1kW to 10kW).
Note: 1. When data is read, a wait time ²tW² of 1ms is necessary at 5V.
2. When data is read, a wait time ²tW² of 2ms is necessary at 3V.
· Updating display memory by incrementing address
CS
C LK
DI
C om m and 1 C om m and 2 C om m and 3
D a ta 1
Note: Command 1: sets display mode
Command 2: sets data
Command 3: sets address
Data 1 to n: transfers display data (36 bytes max.)
Command 4: controls display
· Updating specific addresses
CS
D a ta n
C om m and 4
C LK
DI
C om m and 1 C om m and 2
D a ta
C om m and 2
D a ta n
Note: Command 1: sets data
Command 2: sets address
Data: display data
Rev. 1.70
9
May 7, 2010
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