-65-
Control Port Functions
Scaler I/O Port Functions (PW190)
PIN
NO.
PORT
NO.
PORT NAME FUNCTION
SIGNAL
NAME
DESCRIPTION I/O
1 A1 PORTD7 AUDIO_CE Aduio Control O
11 A11 PORTC5 PW_UPDATE O
26 A26 RXD1 RXD_MCI Network RXD I
101 B2 PORTD6 DDC_SW O
124 B25 TXD_PW TXD_PW Serial Control RXD O
99 C1 PORTE3 READY_LED O
202 C12 PORTC2 SDATA_PW 3-Wired Serial Control Data O
205 E15 PORTC0 PW_NMCLR LAN control I
208 C18 PORTH5 2-Wire Serial Data 2 SDA2 IIC Bus Switch IC DAC, SoundIC[5V_SW] O
211 C21 PORTH1 2-Wire Serial Clock 1 SCL1 O
212 C22 PORTH7 2-Wire Serial Data 0 SDA0 IIC Bus Temp Sensor [S3.3V] O
28 C26 ADC1 ADC1 KEY1 Input/Select/Keystone I
191 D2 PORTE4
PW_MASTER_
SCK
O
276 D3 PORTE1 TEMP_LED LED on:H O
278 D5 PORTD5 AUDIO_DI Sub CPU commuication I
284 D11 PWM1 BLAST_AC Ballast CTL O
285 D12 PORTC3 LAMP_DET Lamp retry detect, High=Retry I
290 D17 PORTH4 2-Wire Serial Clock 2 SCL2 IIC Bus Control Clock O
293 D20 PORTH6 2-Wire Serial Clock 0 SCL0 IIC Bus Control Clock O
294 D21 PORTH3 2-Wire Serial Data 1 SDA1 IIC Bus Control Data O
295 D22 TXD1 TXD_MCI Network TXD O
215 D24 ADC0 ADC0 P_FAIL Power Failure Signal Input, Failure:L I
126 D25 ADC2 ADC2 KEY-2 Key Control Input I
190 E2 PORTE7 FAN_SW1 Fan Control Swicth 1 O
275 E3 PORTE5
PW_MASTER_
SD0
Sub CPU Communication O
352 E4 PORTE2 LAMP_LED LED on:H O
353 E5 PORTE0 POWER_LED LED on:H O
362 E14 PORTC4 IRM_RST L3E07111 reset O
368 E20 PORTH0 RXD_PW Serial Control RXD I
216 E24 ADC3 ADC3
SENSOR_T
Keystone Sensor I
127 E25 ADC7 ADC7
SENSOR_X
Keystone Sensor I
30 E26 DAC1 DAC1 FAN CON_A FAN CON_A O
96 F1 PORTF4
ON_16V
Standby Power Control I
189 F2 PORTF1
PW_MAS-
TER_SDI
Sub CPU Communication I
420 F5 PORTF2
POWER_SW_
LAN
Netwokr Power SW I
298 F23 ADC4 ADC4 BRAND Option Option Switch BRAND I
128 F25 DAC2 DAC2 FAN CON_B FAN CON_B O
374 J22 DAC3 DAC3 FAN_CON_C FAN_CON_C O
347 K4 PORTD5 AUDIO_CL Audio Control I
184 L2 PORTB6
POW_KEY
Power On Key, H:ON I
89 N1 PORTA3 LAMP_DC_ON Power Control, Power On: H O
267 N3 PORTA6 MUTE High=MUTE_ON O
344 N4 PORTA7
MONIT_OUT Low=in, High=Monit OUT
O
413 N5 PORTA4
MODEL_OP-
TION
XR251=High, XR201=Low
O