參數(shù)資料
型號: CS4207-CNZ
廠商: CIRRUS LOGIC INC
元件分類: 消費(fèi)家電
中文描述: SPECIALTY CONSUMER CIRCUIT, QCC48
封裝: 6 X 6 MM, LEAD FREE, MO-229, QFN-48
文件頁數(shù): 5/15頁
文件大?。?/td> 814K
代理商: CS4207-CNZ
SCE5780
2006-01-23
13
Display Interface to Siemens/Intel 8031
Microprocessor (using serial port in mode 0)
Display Interface to Siemens/Intel 8031
Microprocessor (using one bit of parallel port as serial
port)
Display Interface with Motorola 68HC05C4
Microprocessor (using SPI port)
Cascading Multiple Displays
Multiple displays can be cascaded using the CLKSEL and CLK I/O
pins (Figure Cascading Multiple Display“). The display designated
as the MasterClock source should have its CLKSEL pin tied high
and the slaves should have their CLKSEL pins tied low. All CLK I/O
pins should be tied together. One display CLK I/O can drive 15
slave CLK I/Os. Use RST to synchronize all display counters.
IDCD5227
XTAL2
RxD
18
10
19
XTAL1
RST
9
17
P3.7
13
P3.3
P3.4
14
8031
U1
TxD
11
SDCLK
RST
LD
GND
CLKSEL
CLK I/O
CC
V
DATA
GND
CC
V
40
ID
+
0.01 F
TAN
22 F
CC
V
VCC
IDCD5228
XTAL2
P3.0
18
10
19
XTAL1
RST
1
8031
U1
SDCLK
RST
LD
GND
CLKSEL
CLK I/O
CC
V
DATA
GND
CC
V
40
ID
+
0.01 F
TAN
22 F
CC
V
VCC
P1.0
9
20
P3.1
11
P3.6
16
P0.0
39
IDCD5229
OSC1
PA0
38
11
39
OSC2
RST
1
68HC05C4
U1
SDCLK
RST
LD
GND
CS
CLK I/O
CC
V
DATA
GND
CC
V
40
ID
+
0.01 F
TAN
22 F
CC
V
VCC
PA2
9
20
PA1
10
SCLK
33
MOSI
32
IDCD5030
RST
CLK SEL
Intelligent Display
CC
V
DATA
SDCLK
LOAD
14 more displays
in between
DATA
SDCLK
Decoder
Address
Address Decode 1-14
A0
A1
A3
RST
CLK I/O
Intelligent Display
DATA
RST
SDCLK
CLK I/O
LOAD
CLK SEL
Chip
0
15
A2
LD
CE
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