Daewoo AGC-4206H, Service Manual

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15
Function of Micom IC of UPD70F03033B
Pin #
Active Pin Name I/O
Description
51 N.C - - -
52 MUX_SEL O - Multiplex(KIA74HC4053) Control
53 N.C - - -
54 DAB_ON O H DAB Module On
55 BVDD - - Power +5V
56 BVSS - - Power Ground
57 MEM_SDA I/O - Flash Memory(24LC16B) Data
58 MEM_SCL O - Flash memory(24LC16B) Control Clock
59 CDP_RST O L CDP Reset
60 SD_RST O L SD Card Reset
61 N.C - - -
62 N.C - - -
63 N.C - - -
64 N.C - - -
65 N.C - - -
66 TUN_SCL O - Tuner Control Clock
67 TUN_SDA I/O - Tuner Control Data
68 RADIO_ON O H Tuner Power Control
69 CDC_DATA2 O - CDC Control Data
70 CDC_ON O H CDC Enable
71 AVDD - - Power ADC +5V
72 AVSS - - Power ADC Ground
73 AVREF - - Reference V5V of ADC
74 TUN_SM I - Tuner Signal Meter(AD Port)
75 TUN_ST I L Tuner Stereo Indicator
76 SO/ST I H Tuner Station Detector
77 N.C - - -
78 N.C - - -
79 N.C - - -
80 N.C - - -
81 N.C - - -
82 N.C - - -
83 N.C - - -
84 N.C - - -
85 N.C - - -
86 N.C - - -
87 ILL_IN I H Illumination On Signal
88 POWER_DOWN I L Back-Up Voltage Down Check
89 ACC_IN I H Accessory On Signal
90 IR_RMC I - IR Remote control Data
91 CDC_DATA1 I - CDC Message Data
92 CD_IN I L CD Detection
93 CDP_REQ I L CDP Data Direction Control
94 CDP_DI I - CDP Message Data
95 CDP_DO O - CDP Control Data
96 CDP_CLK O - CDP Clock
97 SD_RX I - SD/USB Data(UART)
98 SD_TX O - SD/USB Data(UART)
99 N.C - - -
100 DOT_IN I - Rear LCD Message Data