SC16312 Просмотр технического описания (PDF) - Silan Microelectronics
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SC16312 Datasheet PDF : 12 Pages
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Silan
Semiconductors
SC16312
KEY SCANNING ANG DISPLAY TIMING
SEG output
TDISP=500µs
DIG1
DIG2
DIG3
DIGn
Key scan data
1 23456
DIG1
G1
1/16
G2
TDISP
G3
Gn
1 frame=TDISPx(n+1)
One cycle of key scanning consists of one frame, and data in a 6x4 matrix is stored in RAM.
SERIAL COMMUNICATION FORMAT
Reception(command/data write)
STB
DIN
b0
b1
b2
CLK
1
2
3
If data continues
b6
b7
7
8
Transmission(data read)
STB
DIN
b0 b1 b2 b3 b4 b5 b6 b7
CLK
DOUT
1
2
3
4
5
6
7
8
tWAITNote 1
2
3
4
5
6
b0 b1 b2 b3 b4 b5
A dataread command is set.
Data is read.
Because the DOUT pin is an N-ch, open-drain output pin, be sure to connect an external pull-up resistor to this
pin(1kΩ to 10kΩ)..
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 1.0 2000.12.31
10
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