Sanyo PLV-HD2000E, Service Manual

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Control Port Functions
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System Control & I/O Port Table (IC801, HD6417727)
1 Vcc-RTC 1.9V Vcc for RTC (1.9V) - -
2 XTAL2 (Open) -
3 EXTAL2 (Vcc) -
4 Vss-RTC GND Vss for RTC (0V) - -
5 MD1 MD1 Clock Mode Setting [Default:L] I
6 MD2 MD2 Clock Mode Setting [Default:L] I
7 NMI NMI Non Maskable Interrupt I
8 IRQ0/IRL0/PTH[0] FPGA2_INTR FPGA2 Interrupt Signal I
9 IRQ1/IRL1/PTH[1] USB_INTR USB Interrupt Signal Active L I
10 IRQ2/IRL2/PTH[2] VSYNC_INTR LCD Panel Driving V_Sync Interrupt Signal Active L I
11 IRQ3/IRL3/PTH[3] FPGA1_INTR FPGA1 Interrupt Signal Active L I
12 IRQ4/PTH[4] R/C Remote Control Signal Input Active L I
13 VEPWC (Open) -
14 VCPWC (Open) -
15 MD5 MD5 I
16 BREQ (Pull-up) -
17 BACK (Open) -
18 VssQ GND Vss for I/O (0V) - -
19 CKIO2 (Open) -
20 VccQ 3.3V Vcc for I/O (3.3V) - -
21 - 28 D31/PTB[7] - D24/PTB[0] D31 - D24 Data Bus - I/O
29 VssQ GND Vss for I/O (0V) - -
30 D23/PTA[7] D23 Data Bus - I/O
31 VccQ 3.3V Vcc for I/O (3.3V) - -
32 - 34 D22/PTA[6] - D20/PTA[4] D22 Data Bus - I/O
35 Vss GND Vss (0V) - -
36 D19/PTA[3] D19 Data Bus - I/O
37 Vcc 1.9V Vcc (1.9V) - -
38 - 40 D18/PTA[2] - D16/PTA[0] D18 Data Bus - I/O
41 D15 D15 Data Bus - I/O
42 VssQ GND Vss for I/O (0V) - -
43 D14 D14 Data Bus - I/O
44 VccQ 3.3V Vcc for I/O (3.3V) - -
45 - 52 D13 - D6 D13 Data Bus - I/O
53 VssQ GND Vss for I/O (0V) - -
54 D5 D5 Data Bus - I/O
55 VccQ 3.3V Vcc for I/O (3.3V) - -
56 - 60 D4 - D0 D4 Data Bus - I/O
61 A0 A0 Address Bus - O
62 A1 A1 Address Bus - O
63 A2 A2 Address Bus - O
64 VssQ GND Vss for I/O (0V) - -
65 A3 A3 Address Bus - O
66 VccQ 3.3V Vcc for I/O (3.3V) - -
67 - 74 A4 - A11 A4 Address Bus - O
75 VssQ GND Vss for I/O (0V) - -
76 A12 A12 Address Bus - O
77 VccQ 3.3V Vcc for I/O (3.3V) - -
78 - 85 A13 - A20 A13 Address Bus - O
86 VssQ GND Vss for I/O (0V) - -
87 A21 A21 Address Bus - O
88 VccQ 3.3V Vcc for I/O (3.3V) - -
89 A22 A22 Address Bus - O
90 A23 A23 Address Bus - O
91 Vss GND Vss (0V) - -
92 A24 A24 Address Bus - O
93 Vcc 1.9V Vcc (1.9V) - -
94 A25 A25 Address Bus - O
95 BS/PTK[4] BS [for ICE] Bus Cycle Starting Signal O
96 RD RD Read Strobe O
97 WE0/DQMLL WE0 D7-D0 Select Signal / DQM (SDRAM) O
98 WE1/DQMLU/WE WE1 D15-D8 Select Signal / DQM (SDRAM) O
99 WE2/DQMUL/ICIORD/PTK[6] WE2 D23-D16 Select Signal / DQM (SDRAM) O
100 VssQ GND Vss for I/O (0V) - -
101 WE3/DQMUU/ICIOWR/PTK[7] WE3 D31-D24 Select Signal / DQM (SDRAM) O
102 VccQ 3.3V Vcc for I/O (3.3V) - -
Pin No. Name Function Name Function Polarity I/O