參數(shù)資料
型號(hào): S6B0721X11-xxXN
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 132 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD
中文描述: 132賽格/ 65 COM驅(qū)動(dòng)程序
文件頁(yè)數(shù): 14/67頁(yè)
文件大?。?/td> 901K
代理商: S6B0721X11-XXXN
132 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD PRELIMINARY SPEC. VER. 0.1 S6B0721
10
MICROPROCESSOR INTERFACE
Table 6. Microprocessor Interface Pin Description
Name
I/O
Description
RESETB
I
Reset input pin
When RESETB is “L”, initialization is executed.
Parallel / Serial data input select input
PS
Interface
mode
Chip
select
CS1B,
CS2
CS1B,
CS2
Data /
instruction
Data
Read / Write
Serial clock
H
Parallel
RS
DB0 to DB7
E_RD
RW_WR
-
L
Serial
RS
SID(DB7)
Write only
SCLK(DB6)
PS
I
*NOTE: In serial mode, it is impossible to read data from the on-chip RAM. And DB0 to
DB5 are high impedance and E_RD and RW_WR must be fixed to either “H” or “L”.
Microprocessor interface selects input pin
MI = "H": 6800-series MPU interface
MI = "L": 8080-series MPU interface
Chip select input pins
Data / instruction I/O is enabled only when CS1B is “L” and CS2 is “H”.
When chip select is non-active, DB0 to DB7 may be high impedance.
Register select input pin
RS = "H": DB0 to DB7 are display data
RS = "L": DB0 to DB7 are control data
Read / Write execution control pin
MI
MPU type
RW_WR
Read / Write control input pin
RW = “H”: read
RW = “L”: write
Write enable clock input pin
The data ON DB0 to DB7 are latched at the rising
edge of the /WR signal.
MI
I
CS1B
CS2
I
RS
I
Description
H
6800-series
RW
L
8080-series
/WR
RW_WR
I
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