ST7687S Datasheet, PDF (33/195 Pages) Sitronix Technology Co., Ltd. – 128RGB x 128 dot 65K Color with Frame Memory Single-Chip CSTN Controller/Driver

ST7687S
Data read is not available in the serial interface. Data must write to IC with 8 bits for each time. The relation between
gray-scale data and data bus in the serial input is the same as that in the 8-bit parallel interface mode at every gradation.
(1) 8-bit serial interface (4-line)
When entering data (parameters): A0= HIGH at the rising edge of the 8^th SCL.
When entering command: A0= LOW at the rising edge of the 8^th SCL
When entering reading command:
(2) 9-bit serial interface (3-line)
When entering data (parameters): SI= HIGH at the rising edge of the 1^st SCL.
Ver1.4
33/195
2009/10