DPC-7.4
MICROPROCESSOR TERMINAL DESCRIPTION-1
PIN
NO.
Sign
Functional name
I/O Description
1
P15/ANI5
2
P16/ANI6
4
Avss
AVSS
I
To connect VSS.
5
P130/ANO0
6
P131/ANO1
FL ON/OFF
O Power ON/ OFF pin of FL tube.
7
AVREF1
AVREF1
I
Reference voltage input pin for D/A converter.
8
P70/SI2/RxD0
FPSI
I
Serial data input pin for Flash processor.
9
P71/SO2/RxD0
FLSO
O Serial data output pin for Flash processor.
10
P72/SCK2/ASCK
FPCLK
I
Serial clock input pin for Flash processor.
11
P20/SI1
DSPSO
I
Serial communication port (SO).
12
P21/SO1
DSPSI
O Serial communication port (SI).
13
P22/SCK1
DSPCKX
I
Serial communication port (CLK).
14
P23/STB/TxD1
R232TXD
O TXD output pin. Serial data output pin at re-writing of the flash data.
15
P24/BUSY/RxD1
R232RXD
I
RXD input pin. Serial data input pin at re-writing of the flash data.
16
P25/SI0/SB0
MCSDI
I
Data input pin of sub microprocessor.
17
P26/SO0/SB1
MCSDO
O Data output pin of sub microprocessor.
18
P27/SCK0
MCCLK
O Serial clock output data pin.
21
P42/AD2
LADING_SW3
I
Detecting pin of loading switch-3.
22
P43/AD3
CURRENT
I
Detecting current pin of loading (tray) motor.
23
P44/AD4
STOP_POS_SENS
I
The input terminal of the detection sensor of a roulette stop position.
24
P45/AD5
DISC_SENS
I
Disk detection sensor input terminal.
25
P46/AD6
26
P47/AD7
31
P54/A12
ROTHI
O Roulette motor speed control terminal.
32
P55/A13
O
VSS1
O To connect to GND.
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
Not used. To connect to GND
3
P17/ANI7
MCRST
O Reset output pin for sub microprocessor.
19
P40/AD0
LADING_SW1
I
Detecting pin of loading switch-1.
20
P41/AD1
LADING_SW2
I
Detecting pin of loading switch-2.
27
P50/A8
LOADING_R
O Loading tray motor control terminal. L= right-handed rotation
28
P51/A9
LOADING_L
O Loading tray motor control terminal. L= left-handed rotation
29
P52/A10
ROTR
O Roulette motor control terminal. L= clockwise rotation.
30
P53/A11
ROTL
O Roulette motor control terminal. L= counterclockwise rotation.
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