Yamaha PSR-1500 Service Manual page 26

PSR-1500/PSR-3000
M38044M4-C16FP (X4406100) CPU
PIN
NAME I/O
NO.
1 P6 /AN I/O
2 2
2 P6 /AN I/O
1 1
3 P6 /AN I/O
0 0
4 P5 /INT I/O
7 3
5 P5 /PWM I/O
6
6 P5 /CNTR I/O
5 1
7 P5 /CNTR I/O
4 0
8 P5 /S I/O
3 RDY2
9 P5 /S I/O
2 CLK2
10 P5 /S I/O
1 OUT2
11 P5 /S I/O
0 IN2
12 P4 /S /CNTR I/O
7 RDY1 2
13 P4 /S I/O
6 CLK1
14 P4 /T D I/O
5 X 1
15 P4 /R D I/O
4 X 1
16 P4 /INT I/O
3 2
17 P4 /INT I/O
2 1
18 CNV I
SS
19 RESET I
20 P4 /INT /X I/O
1 00 CIN
21 P4 /INT /X I/O
0 40 COUT
22 X I
IN
23 X O
OUT
24 V -
SS
25 P2 (LED ) I/O
7 7
26 P2 (LED ) I/O
6 6
27 P2 (LED ) I/O
5 5
28 P2 (LED ) I/O
4 4
29 P2 (LED ) I/O
3 3
30 P2 (LED ) I/O
2 2
31 P2 (LED ) I/O
1 1
32 P2 (LED ) I/O
0 0
µPD780031AYGK-NO4 (X0031200) CPU
PIN
NAME I/O
NO.
1 P50/A8 I/O
2 P51/A9 I/O
3 P52/A10 I/O
4 P53/A11 I/O
5 P54/A12 I/O
6 P55/A13 I/O
7 P56/A14 I/O
8 P57/A15 I/O
9 Vss0 -
10 V 0 -
DD
11 P30 I/O
12 P31 I/O
13 P32/SDA0 I/O
14 P33/SCL0 I/O
15 P34 I/O
16 P35 I/O
17 P36 I/O
18 P20/SI30 I/O
19 P21/SO30 I/O
20 P22/SCK30 I/O
21 P23RxD0 I/O
22 P24/TxD0 I/O
23 P25/ASCK0 I/O
24 V 1 -
DD
25 AVss -
26 P17/ANI7 I
27 P16/ANI6 I
28 P15/ANI5 I
29 P14/ANI4 I
30 P13/ANI3 I
31 P12/ANI2 I
32 P11/ANI1 I
26
FUNCTION
Port6 / A-D converter input
Port5 / Interrupt input
Port5 / PWM output
Port5 / Timer Y
Port5 / Timer X
Port5 / Serial ready
Port5 / Serial clock
Port5 / Serial output
Port5 / Serial input
Port4 / Serial ready / Timer Z
Port4 / Serial clock
Port4 / Transmit data
Port4 / Receive data
Port4 / Interrupt input
Ground
Reset input
Port4 / Interrupt input / Sub-clock generating input
Port4 / Interrupt input / Sub-clock generating output
Clock input
Clock output
Ground
Port2
FUNCTION
Port 5 / Higher address bus
Ground
Power supply
Port 3
Port 3 / Serial data input/output
Port 3 / Serial clock input/output
Port 3
Port 2 / Serial data input
Port 2 / Serial data output
Port 2 / Serial clock input/output
Port 2 / Serial data input
Port 2 / Serial data output
Port 2 / Serial clock input/output
Power supply
Ground
Port 1 / A/D converter analog input
PIN
NAME I/O
NO.
33 P1 I/O
7
34 P1 I/O
6
35 P1 I/O
5
Port1
36 P1 I/O
4
37 P1 I/O
3
38 P1 I/O
2
39 P1 /INT I/O
1 01
Port1 / Interrupt input
40 P1 /INT I/O
0 41
41 P0 /AN I/O
7 15
42 P0 /AN I/O
6 14
43 P0 /AN I/O
5 13
44 P0 /AN I/O
4 12
Port0 / A-D converter input
45 P0 /AN I/O
3 11
46 P0 /AN I/O
2 10
47 P0 /AN I/O
1 9
48 P0 /AN I/O
0 8
49 P3 /S I/O Port3 / Serial ready
7 RDY3
50 P3 /S I/O Port3 / Serial clock
6 CLK3
51 P3 /T D I/O Port3 / Transmit data
5 X 3
52 P3 /R D I/O Port3 / Receive data
4 X 3
53 P3 /S I/O Port3 / Serial clock
3 CL
54 P3 /S I/O Port3 / Serial data
2 DA
55 P3 /DA I/O
1 2
Port3 / D-A converter output
56 P3 /DA I/O
0 1
57 V - Power supply +5V
CC
58 V I Reference voltage
REF
59 AV I Analog ground
SS
60 P6 /AN I/O
7 7
61 P6 /AN I/O
6 6
62 P6 /AN I/O Port6 / A-D converter input
5 5
63 P6 /AN I/O
4 4
64 P6 /AN I/O
3 3
PIN
NAME I/O
NO.
33 P10/ANI0 I Port 1 / A/D converter analog input
34 AV I A/D converter reference voltage input
REF
35 AV - Analog power supply
DD
36 RESET I System reset input
37 XT2 -
Subsystem clock oscillation
38 XT1 I
39 IC - Internally connected
40 X2 -
Main system clock oscillation
41 X1 I
42 Vss1 - Ground
43 P00/INTP0 I/O
44 P01/INTP1 I/O Port 0 / External interrupt request input
45 P02/INTP2 I/O
46 I/O
Port 0 / External interrupt request input / Trigger signai input
P03/INTP3/ADTRG
47 P70/TI00/TO0 I/O
Port 7 / External count clock input / 16-bit timer/event counter 0 output
48 P71/TI01 I/O Port 7 / Capture trigger input
49 I/O
P72/TI50/TO50 Port 7 / External count clock input / 8-bit timer/event counter 50 output
50 I/O
P73/TI51/TO51 Port 7 / External count clock input / 8-bit timer/event counter 51 output
51 P74/PCL I/O Port 7 / Clock output
52 P75/BUZ I/O Port 7 / Buzzer output
53 P64/RD I/O Port 6 / Strobe signal output for reading
54 P65/WR I/O Port 6 / Strobe signal output for writing
55 P66/WAIT I/O Port 6 / Wait insertion
56 P67/ASTB I/O Port 6 / Strobe output
57 P40/AD0 I/O
58 P41/AD1 I/O
59 P42/AD2 I/O
60 P43/AD3 I/O
Port 4 / Lower address/data bus
61 P44/AD4 I/O
62 P45/AD5 I/O
63 P46/AD6 I/O
64 A47/AD7 I/O
PNR: IC100
FUNCTION
EMKSA: IC001
FUNCTION