Grundig GDP 2200 Serviceanleitung Seite 20

GRUNDIG Service
Pin Pin Name I/O Function MN102HF
1 WAIT Input Bus Cycle Wait Input
P60 I/O General-purpose Port 60
SBT2 I/O Serial Interface 2 Clock Input/Output
2 /RE Output Read Enable Output
P61 I/O General-purpose Port 61
3 /WEL Output Lower Byte Write Enable Output
P62 I/O General-purpose Port 62
4 /WEH Output Upper Byte Write Enable Output
/WE Output Write Enable Output for DRAM
P63 I/O General-purpose Port 63
5 /CS0 Output Chip Select Output
TM13OA Output Timer 13A Output
6 /CS1 Output Chip Select Output
TM13OB Output Timer 13B Output
7 /CS2 Output Chip Select Output
TM14OA Output Timer 14A Output
8 /CS3 Output Chip Select Output
TM14OB Output Timer 14B Output
9 /BREQ Input Bus Request Input
P54 I/O General-purpose Port 54
10 /BRACK Output Bus Request Enable Output
P55 I/O General-purpose Port 55
11 ALE Output Address Latch Enable Output
/BSTRE Output Read Enable for Burst ROM
P56 I/O General-purpose Port 56
TM15IA Input Timer 15A Input
12 /WORD Input Data Bus Width Setup Input
P57 I/O General-purpose Port 57
13 A0 Output Address Output
P20 I/O General-purpose Port 20
SBT2 I/O Serial Interface 2 Clock Input/Output
14 A1 Output Address Output
P21 I/O General-purpose Port 21
SBI2 Input Serial Interface 2 Data Input
15 A2 Output Address Output
P22 I/O General-purpose Port 21
SBO2 Output Serial Interface 2 Data Output
16 A3 Output Address Output
P23 I/O General-purpose Port 23
17 VDD - Power
18 BOSC Output System Clock Output
BIBT1/BIBT2 Output Internal System Clock Output
PB0 I/O General-purpose Port B0
19 VSS - Power (Ground)
20 XI Input Low-speed Oscillator Input
21 XO Output Low-speed Oscillator Output
22 VDD - Power
23 OSCI Input High-speed Oscillator Input
24 OSCO Output High-speed Oscillator Output
25 MODE Input Mode Setup Input
26 A4 Output Address Output
27-29 A5-A7 Output Address Output
30-33, A8-A15 Output Address Output
35-38
34 AVDD - Analog Voltage
39-42 A16-A19 Output Address Output
P40-P43 I/O General-purpose Port 40-43
43 Vref- - Analog Basic Voltage
44-45 A20-A21 Output Address Output
P44-P45 I/O General-purpose Port 44-45
AN4-AN5 Input A/D Conversion Input
46 A22 Output Address Output
P46 I/O General-purpose Port 46
AN6 Input A/D Converter 6 Conversion Input
STOP Output STOP Status Output
47 A23 Output Address Output
P47 I/O General-purpose Port 47
AN7 Input A/D Converter 7 Conversion Input
WDOUT Output Watchdog Timer Overflow Output
Pin Pin Name I/O
48 P80 I/O
TM14OA Output
49 P81 I/O
TM14OB Output
50 P82 I/O
TM0IO I/O
SBI2 Input
SBT3 I/O
SCL3 Output
51 P83 I/O
TM4IO I/O
SBI3 Input
52 P84 I/O
TM7IO I/O
SBO3 Output
SDA3 I/O
53 P85 I/O
TM9IOA I/O
SBO2 Output
SBT4 I/O
SCL4 Output
54 Vref+ -
55 P86 I/O
TM9IOB I/O
SBI4 Input
56 P87 I/O
TM9IC Input
SBO4 Output
SDA4 I/O
57 P90 I/O
TM8IOA I/O
57 BIBT1 Output
/DMAREQ1 Input
58 P91 I/O
TM10IOA I/O
BIBT2 Output
/DMAACK1 Output
59 P92 I/O
TM10IOB I/O
/DMAREQ0 Input
60 P93 I/O
TM10IC Input
/DMAACK0 Output
61 AVSS -
62 P94 I/O
AN0 Input
63 P95 I/O
AN1 Input
64 P96 I/O
AN2 Input
65 P97 I/O
AN3 Input
66 VDD -
67 /RAS Output
P70 I/O
SBT0 I/O
68 /CAS, /LCAS Output
P71 I/O
SBI0 Input
69 /UCAS Output
P72 I/O
SBO0 Output
70 DUMX Output
P73 I/O
SBT1 I/O
71 P74 I/O
SBI1 Input
72 P75 I/O
SBO1 Output
73-74 PULLUP Input
75 /NMI Input
2 - 16
GDP 2200
Function MN102HF
General-purpose Port 80
Timer 14A Output
General-purpose Port 81
Timer 14B Output
General-purpose Port 82
Timer 0 Input/Output
Serial Interface 2 Data Input
Serial Interface 3 Clock Input/Output
Serial Interface 3 Clock Output
General-purpose Port 83
Timer 4 Input/Output
Serial Interface 3 Data Input
General-purpose Port 84
Timer 7 Input/Output
Serial Interface 3 Data Output
Serial Interface 3 Data Input/Output
General-purpose Port 85
Timer 9A Input/Output
Serial Interface 2 Data Output
Serial Interface 4 Clock Input/Output
Serial Interface 4 Clock Output
Analog Basic Voltage
General-purpose Port 86
Timer 9B Input/Output
Serial Interface 4 Data Input
General-purpose Port 87
Timer 9C Input
Serial Interface 4 Output
Serial Interface 4 Input/Output
General-purpose Port 90
Timer 8A Input/Output
Internal System Clock Output
ETC1 Activation Request Input
General-purpose Port 91
Timer 10A Input/Output
Internal System Clock Output
ETC1 Acknowledge v
General-purpose Port 92
Timer 10B Input/Output
ETC0 Activation Request Input
General-purpose Port 93
Timer 10C Input
ETC0 Acknowledge Output
Analog Voltage (Ground)
General-purpose Port 94
A/D Converter 0 Conversion Input
General-purpose Port 95
A/D Converter 1 Conversion Input
General-purpose Port 96
A/D Converter 2 Conversion Input
General-purpose Port 97
A/D Converter 3 Conversion Input
Power
DRAM Control Output
General-purpose Port 70
Serial Interface 0 Clock Input/Output
DRAM Control Output
General-purpose Port 71
Serial Interface 0 Data Input
DRAM Control Output
General-purpose Port 72
Serial Interface 0 Data Output
DRAM Control Output
General-purpose Port 73
Serial Interface 1 Clock Input/Output
General-purpose Port 74
Serial Interface 1 Data Input
General-purpose Port 75
Serial Interface 1 Data Output
Pull-up
Nonmaskable Interrupt Input