HT-CT770
53
Pin No. Pin Name I/O Description
57 CBUS_HPD1 O Hot plug detection control signal output to the HDMI IN 1 connector
58 R1PWR5V I Power supply voltage (+5V) input from the HDMI IN 1 connector
59 DSDA2 I/O Two-way I2C serial data bus with the HDMI IN 2 connector
60 DSCL2 I I2C serial data transfer clock signal input from the HDMI IN 2 connector
61 CBUS_HPD2 O Hot plug detection control signal output to the HDMI IN 2 connector
62 R2PWR5V I Power supply voltage (+5V) input from the HDMI IN 2 connector
63 DSDA3 I/O Two-way I2C serial data bus with the HDMI IN 3 connector
64 DSCL3 I I2C serial data transfer clock signal input from the HDMI IN 3 connector
65 CBUS_HPD3 O Hot plug detection control signal output to the HDMI IN 3 connector
66 R3PWR5V I Power supply voltage (+5V) input from the HDMI IN 3 connector
67 TXDSDA I/O Two-way I2C serial data bus with the TV (ARC) HDMI OUT connector
68 TXDSCL O I2C serial data transfer clock signal output to the TV (ARC) HDMI OUT connector
69 TX_HPD I Hot plug detection signal input from the TV (ARC) HDMI OUT connector
70 MHL_CD0_GPIO0 - Not used
71 APLL10 - Power supply terminal (+1V)
72 XTALVCC33 - Power supply terminal (+3.3V)
73 XTALOUT O System clock output terminal (27 MHz)
74 XTALIN I System clock input terminal (27 MHz)
75 XTALGND - Ground terminal
76 TPVDD10 - Power supply terminal (+1V)
77 TXC– O TMDS clock (negative) signal output to the TV (ARC) HDMI OUT connector
78 TXC+ O TMDS clock (positive) signal output to the TV (ARC) HDMI OUT connector
79 TX0– O TMDS data (negative) output to the TV (ARC) HDMI OUT connector
80 TX0+ O TMDS data (positive) output to the TV (ARC) HDMI OUT connector
81 TDVDD10 - Power supply terminal (+1V)
82 TX1– O TMDS data (negative) output to the TV (ARC) HDMI OUT connector
83 TX1+ O TMDS data (positive) output to the TV (ARC) HDMI OUT connector
84 TX2– O TMDS data (negative) output to the TV (ARC) HDMI OUT connector
85 TX2+ O TMDS data (positive) output to the TV (ARC) HDMI OUT connector
86 CVDD10 - Power supply terminal (+1V)
87 ARCRX_TX I Digital audio signal input from the TV (ARC) HDMI OUT connector
88 WS0_OUT O L/R sampling clock signal output to the digital audio interface receiver
89 SCK0 O Bit clock signal output to the digital audio interface receiver
90 SD0_0 O Digital audio signal output to the digital audio interface receiver
91 MCLK O Master clock signal output to the digital audio interface receiver
92 to 94 SD0_1 to SD0_3 O Digital audio signal output to the digital audio interface receiver
95 MUTEOUT O HDMI muting on/off control signal output terminal “H”: muting on
96 SPDIFOUT O S/PDIF audio signal output to the digital audio interface receiver
97 IOVCC33 - Power supply terminal (+3.3V)
98 SDO_GPIO10 - Not used
99 SDI_GPIO11 - Not used
100 SS_GPIO8 - Not used
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