3. Pin Functions
No. Pin Name Pin Symbol I/O Pin Description
1 P120/INTP0/EXLVI PROTECTION I Input for protection
2 P43 VOL_UP I Input for volume up
3 P42 VOL_DN I Input for volume down
4 P41 H/P_RLY O Output for headphone relay
5 P40 C_RLY O Output for center speaker relay
6 RESET RESET I Input for u-com reset
7 P124/XT2/EXCLKS S_RLY O Output for surround speaker relay
8 P123/XT1 F_RLY O Output for front speaker relay
9 IC/FLMD0 FLMD0 O Port for flash mode setting
10 P122/X2/EXCLK V1 OUT_MUTE O Output for VIDEO1 OUT MUTE
11 P121/X1 TRIG CONTROL O Output for DC TRIGGER ON/OFF
12 REGC Connect to ground via 0.47uF/50V E.Cap
13 VSS VSS Ground
14 EVSS EVSS Ground
15 VDD VDD 3V3
16 EVDD EVDD 3V3
17 P60/SCLO VIDEO_MUTE O Output for video mute
18 P61/SDA0 VIDEO_S1/HDMI_S2 O Output for video/HDMI function IC switching
19 P62/EXSCL0 VIDEO_S2/HDMI_S1 O Output for video/HDMI function IC switching
20 P63 TUNED I Input for tuner "TUNED" condition (L is active)
21 P33/TI51/TO51/INTP4 RDS_CLK I Clock signal input from tuner pack
22 P77/KR7 RDS_DATA I Input for RDS data from tuner pack
23 P76/KR6 PLL_CE O Chip select output for tuner pack
24 P75/KR5 PLL_DO O Data output for tuner pack
25 P74/KR4 SW_MUTE O Output for subwoofer channel mute
26 P73/KR3 C_MUTE O Output for center channel mute
27 P72/KR2 S_MUTE O Output for surround channel mute
28 P71/KR1 F_MUTE O Output for front channel mute
29 P70/KR0 USB_PC O Output for IC108(REGULATOR) ON/OFF
30 P06/TI011/TO01 R2A1521FP_CLK O Clock signal output for R2A1521FP
31 P05/TI001/SSI11 R2A1521FP_DATA O Output for R2A1521FP control data
32 P32/INTP3 P32 Port for flash upgrade
33 P31/INTP2 P31 Port for flash upgrade
34 P50 DSP/DIR_CCLK O Clock signal output for DIR/DSP
35 P51 DSP/DIR_CDIN I/O Input & output for DIR/DSP control data
36 P52 DSP_RESET O Output for DSP reset
37 P53 DSP_RDY I Input for DSP enable
38 P30/INTP1 DSP_CE O Chip select output for NJW1153
39 P17/TI50/TO05 DSP_ABOOT O Ouput for DSP Auto boot
40 P16/TOH1/INTP5 DSP_INTREQ I Interrupt signal output to DSP
41 P15/TOH0 DIR_PDN O Output for DIR power down
42 P14/RXD6 RxD I Input for flash upgrade
43 P13/TXD6 TxD O Output for flash upgrade
44 P12/SO10 Front B RLY O Output for SPK B ON/OFF
45 P11/SI10/RXD0 24C08_SCLK O Clock signal output for 24C08
46 P10/SCK10/TXD0 24C08_SDA I/O Input & output for 24C08 control data
47 AVREF AVREF 3V3
48 AVSS AVSS GROUND
49 P27/ANI7 KEY2 I Input for KEY2 scan
50 P26/ANI6 KEY3 I Input for KEY3 scan
51 P25/ANI5 KEY1 I Input for KEY1 scan
52 P24/ANI4 BT/THERMAL_DET I BLUETOOTH DETECT
53 P23/ANI3 HDMI_HPD O Ouput for HDMI HPD(NOT USED)
54 P22/ANI2 HDMI_S2 O Ouput for HDMI S2 CONTROL(NOT USED)
55 P21/ANI1 HDMI_S2 O Ouput for HDMI S1 CONTROL(NOT USED)
56 P20/ANI0 FUNC_DN I Input for function encoder down
57 P130 ST/BY_LED O Ouput for standby led
58 P04/SCK11 ST/BY_RLY O Onput for standby relay
59 P03/S111 FUNC_UP I Input for function encoder up
60 P02/S011 FLT/PLL_DATA O Output for FLT/PLL control data
61 P01/TI010/TO00 FLT/PLL_CLK O Clock signal output for FLT/PLL
62 P00/TI000 RMC I Input for remocon data
63 P141/BUZ/INTP7 FLT_CE O Chip select output for FLT
64 P140/PCL/INTP6 POWER_DOWN I Input for power down
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