-41-
188ROMOE ROMOE ROM Output Enable for Flash ROM O
126ROMWE ROMWE ROM Write Enable for Flash ROM O
125 RAMOE RAMOE RAM Output Enable Not used O
54 RAMWE RAMWE RAM Write Enable Not used O
177Port C1 CS3 Chip Select 3 Not used O
230 Port C0 CS2 Chip Select 2 Not used O
238 EXTINT EXTINT External Interrupt Input I/O
120 NMI - Non-maskable Interrupt (Not used) (set L) I
48 RESET RESET Master Reset Input I
233 ADR24B ADR24B 24bit Address Select Input (set H) I
133 MODE3 NODE3 Internal Oscillator Enable Enable Input (set H) I
290 MODE2 MODE2 Reserved (set L) I
248 MODE1 MODE1 Internal MCLK PLL Enable Input (set H) I
232 MODE0 MODE0 Internal DCLK PLL Enable Input (set H) I
Pin No. Name Function Name Function Polarity I/O
Control Port Functions
Note : Other functions except for system control are not listed.
1R Reset input I
2 SCL P_SCK1 IIC BUS SCL I
3SDA P_SDA1 IIC BUS SDA I/O
4 A07 REF_R Black to black Adjustment (Service mode No.10) O
5 A08 REF_G AV black level Adjustment (Service mode No.11) O
6 A09 REF_B AV black level Adjustment (Service mode No.12) O
7A10 - Not used O
8A11 5V_SUB Not used O
9A12 - Not used O
10 VrefL DAC Lower Reference Voltage input -
11 VrefU1 DAC Upper Reference Voltage input (CH5~CH8) -
12 Vss GND -
13 VrefU2 DAC Upper Reference Voltage input (CH1~CH 4) -
14 A01 FAN_CONT3 FN903, FN906 O
15 A02 FAN_CONT2 FN901, FN904 O
16 A03 FAN_CONT1 FN902, FN905 O
17 A04 - Not used O
18 A05 NRSA NRS Adjustment (Service mode No.20) O
19 A06 NRSB NRS Adjustment (Service mode No.19) O
20 Vcc Power Supply for Output Buffer (+5V) -
21 Vdd Power Supply +5V -
22 CS2 Slave address setting port 2 (Vdd) I
23 CS1 Slave address setting port 1 (Vdd) I
24 CS0 Slave address setting port 0 (Vdd) I
Pin No. Name Function I/O
● IIC Bus D/A Converter (IC3561, M62392FP) Port Functions
1R Reset Input I
2 SCL P_SCK2 IIC BUS SCL I
3SDA P_SDA2 IIC BUS SDA I/O
4 A05 CG_FILT O
5 A06 FILT_480P/575P O
6 A07 S/CV_SW O
7 A08 Not used O
8 VrefL DAC Lower Reference Voltage input -
9 VrefU 1 DAC Upper Reference Voltage input (CH5~CH8) -
10 Vss GND -
11 VrefU 2 DAC Upper Reference Voltage input (CH1~CH 4) -
12 A01 AUD_PC/AV_SW O
13 A02 VOLUME O
14 A03 PC/AV_SW O
15 A04 CBAL_SW Color Correction On/Off ON = L O
16 Vcc Power Supply for Output Buffer (+5V) -
17 Vdd Power Supply +5V -
18 CS2 Slave address setting port 2 (GND) I
19 CS1 Slave address setting port 1 (GND) I
20 CS0 Slave address setting port 0 (GND) I
Pin No. Name Function I/O
● IIC Bus D/A Converter (IC3551, M62393FP) Port Functions