HD66730 Datasheet, PDF (85/131 Pages) Hitachi Semiconductor – Dot-Matrix Liquid Crystal Display Controller/Driver Supporting Japanese Kanji, Korean Font Display

HD66730/HD66731
a) Serial data input (receiving)
CS*
(input)
SCLK
(input)
SID
(input)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
1 1 1 1 1 R/W RS 0 D0 D1 D2 D3 0 0 0 0 D4 D5 D6 D7 0 0 0 0
Synchronizing
bit string
Lower
data
1st byte
Upper
data
2nd byte
Start byte
Instruction
b) Serial data output (transmitting)
CS*
(input)
SCLK
(input)
SID
(input)
SOD
(output)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1 1 1 1 1 R/W RS 0 0 0 0 0 0 0 0 0
Synchronizing
bit string
Start byte
D0 D1 D2 D3 D4 D5 D6 D7
Lower
data
Upper
data
Status/data read
Figure 20 Basic Procedure for Transferring Serial Data
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