
T6A04A
2002-03-06
4
Pin Functions
Pin Name
I/O
Functions
SEG1 to SEG120
Output
Column driver output
COM1 to COM64
Output
Row driver output
●
Disable expansion mode (EXP L, M/S H)
COM1 to COM64 are enabled.
●
Enable expansion mode/master mode (EXP H, M/S H)
COM1 to COM32 are enabled and COM33 to COM64 are disabled.
●
Enable expansion mode/slave mode (EXP H, M/S L)
COM1 to COM32 are disabled and COM33 to COM64 are enabled.
CL
I/O
Input/output for shift clock pulse
●
Master mode (M/S H)
Output
●
Slave mode (M/S L)
Input
M
I/O
Input/output for frame signal
●
Master mode (M/S H)
Output
●
Slave mode (M/S L)
Input
FRM
I/O
Input/output for display synchronous signal
●
Master mode (M/S H)
Output
●
Slave mode (M/S L)
Input
P , A, B
I/O
Input/output system clock signal
●
Master mode (M/S H)
Output
●
Slave mode (M/S L)
Input
COMD
I/O
Input/output row signal data
●
Master mode (M/S H)
Output
●
Slave mode (M/S L)
Input
DB0 to DB7
I/O
Data bus
D/I
Input
Input for data/instruction select signal
●
D/I H
indicates that the data on DB0 to DB7 is display data.
●
D/I L
indicates that the data on DB0 to DB7 is control data.
/WR
Input
Input for write select signal
●
/WR H
Read selected
●
/WR L
Write selected
/CE
Input
Input for chip enable signal
●
/WR L
Data on DB0 to DB7 is latched on the rising edge of /CE.
●
/WR H
Data appears at DB0 to DB7 while /CE is Low.
/RST
Input
Input for reset signal
●
/RST L
Reset state
/STB
Input
Input for standby signal
●
Usually connected to V
DD
●
/STB L
T6A04A is in standby state and cannot accept any commands or data.
Column driver signal and row driver signal are at the V
DD
level
FS1, FS2
Input
Input for frequency selection
EXP
Input
Input for expansion mode selection
●
M/S H
enables expansion mode. Two chips can be used together.
●
M/S L
disables expansion mode.