参数资料
型号: PCF8890
英文描述: 240 + 1 outputs TFT LCD gate driver
中文描述: 240 1输出TFT液晶栅极驱动器
文件页数: 32/76页
文件大小: 385K
代理商: PCF8890
2002 Aug 16
32
Philips Semiconductors
Preliminary specification
STN RGB - 384 output column driver
PCF8832
Table 18
Bits CO and D/C
Notes
1.
RSTA specifies the read or write mode of register RSTA: 0 = write mode; 1 = read mode. RSTA is used only with the
serial and I
2
C-bus interfaces.
Read mode protocol for serial interfaces.
2.
9.2
General protocol
The generally-supported protocols for programming the LCD driver are shown in Figs 22 and 23.
RSTA
(1)
CO
D/C
DESCRIPTION
0
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
write stream of commands, starting at register ADR[5:0]
write stream of data to RAM, ADR[5:0] don’t care
write single command to register ADR[5:0]
write single RAM data, ADR[5:0] don’t care
read all registers, starting at register ADR[5:0]
not used
read single register at ADR[5:0]
not used
1
(2)
handbook, full pagewidth
MGW695
RV
CB
RV
CB
CB
RV
Fig.22 Basic protocol (D/C = 0).
CB = control byte.
RV = register value.
handbook, full pagewidth
MGW696
S
P
RVn
RV(n
+
1)
RV(n
+
2)
CBn
RV(n
+
m)
Fig.23 Advanced protocol (D/C = 0).
S = start data transmission.
CBn = control byte that points to address n.
RVn = register value for register of address n.
RV(n + 1) = register value for register of address n + 1.
P = stop data transmission.
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