Lsi Pin Description - Yamaha P-85 Service Manual

LSI PIN DESCRIPTION LSI
ADC084S021IMM (X6905A00) ADC (Analog to Digital Converter) ..............................19
AK4385ET (X6040A00) DAC (Digital to Analog Converter) ..........................................19
µPD789022GB-A15-8E (XZ560100) CPU (MKS) .........................................................19
YMW767-VTZ (X6055A00) CPU (SWL01T)..................................................................20
µPD789022GB-A15-8E (XZ560100) CPU (MKS)
PIN
NAME I/O
NO.
1 P12 I/O
2 P11 I/O Port 1
3 P10 I/O
4 P47/KR7 I/O
5 P46/KR6 I/O
6 P45/KR5 I/O
7 P44/KR4 I/O
Port 4/Key return signal detection input
8 P43/KR3 I/O
9 P42/KR2 I/O
10 P41/KR1 I/O
11 P40/KR0 I/O
12 NC -
13 IC - Internally connected (N.C.)
14 X2 -
Clock
15 X1 I
16 VSS0 - Ground
17 VDD0 - Power supply
18 /RESET I System reset
19 P53 I/O
Port 5
20 P52 I/O
21 P51/TO2 I/O Port 5/16-bit timer output
22 P50/TI0/TO0 I/O Port 5/External count clock input to 8-bit timer/8-bit timer output
AK4385ET (X6040A00) DAC (Digital to Analog Converter)
PIN
NAME I/O
NO.
1 MCLK I Master Clock
2 BICK I Audio Serial Data Clock
3 SDTI I Audio Serial Date Input
4 LRCK I L/R Clock
5 PDN I Power Down mode
6 CSN I Chip Select
7 CCLK I Control Data Input
8 CDTI I Control Data Input
ADC084S021CIMM (X6905A00) ADC (Analog to Digital Converter)
PIN
NAME I/O
NO.
1 CS I Chip select
2 VA - Power supply +3.3 V
3 GND - Ground
4 AIN4 I/O
Analog input
5 AIN3 I/O
FUNCTION
FUNCTION
FUNCTION
PIN
NAME I/O
NO.
23 P32/INTP2/CPT2 I/O Port 3/External interrupt input/Capture edge input
24 P31/INTP1 I/O
Port 3/External interrupt input
25 P30/INTP0 I/O
26 P22/RXD/SI0 I/O Port 2/Asynchronous serial interface serial data input/Serial interface serial data input
27 P21/TXD/SO0 I/O Port 2/Asynchronous serial interface serial data output/Serial interface serial data output
28 P20/ASCK//SCK0 I/O Port 2/Asynchronous serial interface serial clock input/Serial interface serial clock
29 P07 I/O
30 P06 I/O
31 P05 I/O
32 P04 I/O
Port 0
33 P03 I/O
34 P02 I/O
35 P01 I/O
36 P00 I/O
37 NC -
38 VDD1 - Power supply
39 VSS1 - Ground
40 P17 I/O
41 P16 I/O
42 P15 I/O Port 1
43 P14 I/O
44 P13 I/O
PIN
NAME I/O
NO.
9 AOUTR- O Rch Analog out(-)
10 AOUTR+ O Rch Analog out(+)
11 AOUTL- O Lch Analog out(-)
12 AOUTL+ O Lch Analog out(+)
13 Vss - Ground
14 VDD - Power Supply
15 DZFR O Rch Data Zero Input Detect
16 DZFL O Lch Data Zero Input Detect
PIN
NAME I/O
NO.
6 AIN2 I/O
Analog input
7 AIN1 I/O
8 DIN I Digital data input
9 DOUT O Digital data output
10 SCLK I Digital clock input
P-85/P-85S
DM: IC301
FUNCTION
DM: IC401
FUNCTION
DM: IC107
FUNCTION
19