HBD-E280/T28
75
Pin No. Pin Name I/O Description
58 KARAOKE_MODE I Karaoke mode information input terminal Not used
59 MIC_CLK O Clock signal output terminal Not used
60 MIC_DATA O Serial data output terminal Not used
61 MIC_DET_OUT O Microphone detection signal output terminal Not used
62 Vcc - Power supply terminal (+3.3V)
63 S-AIR_RST O Reset signal output terminal Not used
64 Vss - Ground terminal
65 PLUG_DET I Calibration microphone plug insert detection signal input terminal Not used
66 S-AIR_RF_FB I RF feedback signal output terminal Not used
67 DRIVER_SD I Shut down signal input from the power amplifi er “L”: shut down
68 ACAL_OUT I Auto calibration output detection signal input terminal Not used
69 FE_RST_IF O Reset signal output terminal Not used
70 FL_CS O Chip select signal output to the fl uorescent indicator tube driver
71 ASEL_0 O Audio selection signal output terminal “L”: external audio input , “H”: FM
72 ASEL_1 O Audio selection signal output terminal Not used
73, 74 NO USE O Not used
75 ST_RDS_INT I RDS interrupt signal input from the FM receiver
76 NO USE O Not used
77 TS_SDA I/O Two-way data bus Not used
78 TS_SCL I/O Two-way clock bus Not used
79 ATA_PCONT2 O Power supply control signal output terminal Not used
80 NO USE O Not used
81 SRS_INT O Reset signal output terminal Not used
82 PCONT1 O Power supply on/off control signal output terminal “H”: power on
83 BD_RESET O Reset signal output to the BD decoder, NAND fl ash and EEPROM “L”: reset
84 JIG_MODE1 I Jig mode selection signal input from the BD decoder
85 OPWRSB I Power control signal input from the BD decoder
86 FE_EJECT O Eject/stop key input detection signal output to the BD decoder
87 UPG_STATUS I UPG status signal input from the BD decoder
88 BD_CS O Chip select signal output to the BD decoder
89 ACAL_LV I Microphone input level detection signal input terminal Not used
90 S-AIR_DET I Wireless transceiver detection signal output terminal Not used
91 BD_TEMP I Temperature detection signal input terminal
92 DESTINATION I Destination setting terminal
93 MODEL I Model setting terminal Fixed at “L” in this unit
94, 95 KEY2, KEY1 I Key input terminal for front panel keys
96 Vss - Ground terminal
97 KEY0 I Power supply key input terminal
98 Vref I Reference voltage (+3.3V) input terminal
99 Vcc - Power supply terminal (+3.3V)
100 BD_SDO I Serial data input from the BD decoder
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