Marantz SA-KI-PEARL-LITE/N1B, Service Manual

Page: 72 / 97

72
PIN PORT NAME
I/O
INITIAL FUNCTION
NOR
MAL
STBY
66 AN7 KEY_1 I I - KEY INPUT AD INPUT
67 AN6 KEY_2 I I - KEY INPUT AD INPUT
68 AN5 KEY_3 I I - KEY INPUT AD INPUT
69 AN4 TRAY_IN_SW I I - TRAY OPEN CLOSING TRIGGER INPUT AD INPUT
70 P0_4 DIR_DO O I L DIR IC DATA OUTPUT
71 P6_2 DIR_DI I I - DIR IC DATA INPUT
72 P6_1 DIR_CL O I L DIR IC CLOCK OUTPUT
73 P0_5 DIR_CE O I L DIR IC CHIP ENABLE OUTPUT
74 AN1 MODEL_SEL_1 I I - MODEL SELECTION AD INPUT
75 VSS VSS - - - GND
76 AN0 MODEL_SEL_2 I I - MODEL SELECTION AD INPUT
77 VREF VREF - - - 3.3V
78 VCC VCC - - - 3.3V
79 P3_7 USB_NMI I I - USB IC STANDBY DETECTION
80 P3_5 SCL O I H IIC CLOCK OUTPUT
EPM3032A (Programmable Logic Device) (MAIN :U203)
6 or 10
6 or 10
INPUT/GCLRn
6 or 10 Output Enables
(1)
6 or 10 Output Enables
(1)
16
36 36
16
I/O
Control
Block
LAB C LAB D
I/O
Control
Block
6 or 10
16
36 36
16
I/O
Control
Block
LAB A
Macrocells
1 to 16
LAB B
I/O
Control
Block
6 or 10
PIA
INPUT/GCLK1
INPUT/OE2/GCLK2
INPUT/OE1
2 to 16 I/O
2 to 16 I/O
2 to 16 I/O
2 to 16 I/O
2 to
16
2 to
16
2 to
16
2 to
16
2 to 16 2 to 16
2 to 16 2 to 16
Macrocells
17 to 32
Macrocells
33 to 48
Macrocells
49 to 64