hd66731a01tb0l Renesas Electronics Corporation., hd66731a01tb0l Datasheet - Page 87

• Manufacturer Part Number: hd66731a01tb0l
• Description: Dot-matrix Liquid Crystal Display Controller/driver Supporting Japanese Kanji, Korean Font Display - Hitachi Semiconductor
• Manufacturer: Renesas Electronics Corporation.

HD66730/HD66731
86
i) Continuous data write by polling processing
SCLK
(input)
SID
(input)
SOD
(output)
ii) Continuous data write by CPU wait insert
SCLK
(input)
SID
(input)
iii) Continuous data write by CPU wait insert
SCLK
(input)
SID
(input)
SOD
(output)
Start
Start
Start
byte
byte
byte
Figure 21 Procedure for Continuous Data Transfer
RAM data
read time (1)
1st byte
1st byte
Instruction (1)
Instruction (1)
Wait
2nd byte
2nd byte
Wait
read (1)
Instruction (1)
execution
time
Instruction (1)
execution time
Data
1st byte
Instruction (2)
Start
byte
RAM data
read time (2)
Wait
2nd byte
Instruction waiting time (not busy state)
Busy
read
Instruction (2)
execution time
Wait
read (2)
Data
Start
byte
1st byte
Instruction (3)
RAM data
read time (3)
1st byte
Wait
2nd byte
Instruction (2)
2nd byte
Instruction (3)
execution time