ST7032 Datasheet, PDF (38/63 Pages) Sitronix Technology Co., Ltd. – Dot Matrix LCD Controller/Driver

ST7032
l For I²C interface data, only two bus lines (DB6 to DB7) are used.
Ø Example of timing sequence
SDA
SCL
D7 D6 D5 D4 D3 D2 D1 D0 ACK ^{. . . . . . .} D0 ACK
......
1
2
3
4
5
6
7
8
9
Ø Intel 8051 interface( I²C )
16
COM1 to COM16
P1.6 to P1.7
2
SDA , SCL
Intel 8051 Serial
SEG1 to SEG80 ⁸⁰
ST7032
V1.4
38/61
2008/08/18