Table 5-5 Control Head J3: To Rear Board 12-Pin Connector (J3) - RCA RDR9000 Service Manual

Service Manual
Control Head J3: to Rear Board 12-Pin Connector (J3)
Pin No.
1 FNT_SPI_CS
2 FNT_SPI_CLK
3 FNT_SPI_DOUT
4 FNT_SPI_DIN
5 FNT_GPIO1
6 FNT_GPIO2
7 FNT_GPIO3
8 FNT_GPIO4
9 FNT_GPIO5
10 GND
11 INT_SPK+
12 GND

Table 5-5 Control Head J3: to Rear Board 12-Pin Connector (J3)

Name
25
Function
SPI enable
SPI clock
SPI data output
SPI data input
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
Ground
SPK OUT
Ground
5. Interface Description