RCA RDR9000

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Service Manual 5. Interface Description

25

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

Pin No.

Name

Function

1

FNT_SPI_CS

SPI enable

2

FNT_SPI_CLK

SPI clock

3

FNT_SPI_DOUT

SPI data output

4

FNT_SPI_DIN

SPI data input

5

FNT_GPIO1

GPIO1

6

FNT_GPIO2

GPIO2

7

FNT_GPIO3

GPIO3

8

FNT_GPIO4

GPIO4

9

FNT_GPIO5

GPIO5

10

GND

Ground

11

INT_SPK+

SPK OUT

12

GND

Ground

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

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