Sanyo 1 122 280 00, Руководство по обслуживанию

Страница: 44 / 96

-44-
1 R Reset Fixed “H”
2 SCL IIC SCL Active “L”
3 SDA IIC SDA Active “L”
4 AO5 FAN_CON_A
5 AO6 FAN_CON_B
6 AO7 FAN_CON_C
7 AO8 Not used
8 VrefL D/A converter lower ref. voltage Connected to GND
9 VrefU1 D/A converter upper ref. voltage (CH5~CH8) Connected to Vcc
10 GND GND GND
11 VrefU2 D/A converter upper ref. voltage (CH1~CH4) Connected to Vcc
12 AO1 Not used
13 AO2 Not used
14 AO3 Not used
15 AO4 Not used
16 Vcc 5 V Vcc(5V)
17 Vdd 5 V Vdd(5V)
18 CS2 Chip Select 2 Fixed “L"
19 CS1 Chip Select 1 Fixed “L”
20 CS0 Chip Select 0 Fixed “L”
Pin No. Name Function Action
●
IIC Bus DA Converter ( IC7961, M62393) Port Functions
Control Port Functions
Note : Other functions except for system control are not listed.
188 ROMOE ROMOE ROM Output Enable for Flash ROM O
126 ROMWE 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
177 Port 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 MODE3 Internal Oscillator 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
1 R Reset input I
2 SCL P_SCK2 IIC BUS SCL I
3 SDA P_SDA2 IIC BUS SDA I/O
4 A07 REF_R O
5 A08 REF_G O
6 A09 REF_B O
7 A10 - Not used O
8 A11 - Not used O
9 A12 - 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 R_V1 Video signal reference voltage (-) R O
15 A02 R_V2 Video signal reference voltage (+)R O
16 A03 G_V1 Video signal reference voltage (-)G O
17 A04 G_V2 Video signal reference voltage (+)G O
18 A05 B_V1 Video signal reference voltage (-)B O
19 A06 B_V2 Video signal reference voltage (+)B O
20 Vcc Power Supply for Output Buffer (+12V) -
21 Vdd Power 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 (GND) I
Pin No. Name Function I/O
●
IIC Bus D/A Converter (IC3531, M62398FP) Port Functions