Ic Data - Yamaha CDR-HD1500 Service Manual

CDR-HD1500
I IC DATA
IC2 : HD6417014F28 (MAIN P.C.B.)
µ-COM (CPU)
PE0/TIOC0A/DREQ0
PE1/TIOC0B/DRAK0
PE2/TIOC0C/DREQ1
PE3/TIOC0D/DRAK1
PE4/TIOC1A
Vss
PF0/AN0
PF1/AN1
PF2/AN2
PF3/AN3
PF4/AN4
PF5/AN5
AVss
PF6/AN6
PF7/AN7
AVcc
Vss
PE5/TIOC1B
Vcc
PE6/TIOC2A
PE7/TIOC2B
PE8
PE9
PE10
Vss
PE11
PE12
PE13
No. Port Name
1 PE14
2 PE15
3 VSS
4 A0
5 A1
6 A2
7 A3
8 A4
9 A5
10 A6
11 A7
12 A8
13 A9
14 A10
15 A11
16 A12
17 A13
18 A14
19 A15
20 A16
32
85
86
87
88
89
90
91
92
93
94
95
96
HD6417014F28
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
I/O
DIP2 IN for extend
LED3 OUT Fan control
GND
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
O Address bus
D12
56
Vss
55
D13
54
D14
53
D15
52
PA0/RXD0
51
PA1/TXD0
50
49 PA2/SCK0/DREQ0/IRQ0
48 PA3/RXD1
47 PA4/TXD1
46 PA5/SCK1/DREQ1/IRQ1
45 PA6/TCLKA/CS2
44 PA7/TCLKB/CS3
43 PA8/TCLKC/IRQ2
42 PA9/TCLKD/IRQ3
41 CS0
40 CS1
39 Vss
38 WRL
37 Vcc
36 WRH
35 WDTOVF
RD
34
Vss
33
PB9/IRQ7/A21
32
PB8/IRQ6/A20/WAIT
31
PB7/A19
30
PB6/A18
29
Function