Hardware Guide

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FIBOCOM MC610 Series Hardware Guide 23/71
Pin
Pin Name
I/O
Voltage
Domain
Reset
Value
Description
97
SINK1
I
-
-
RGB LED current source input 1
The OPEN version can configure the current
size.Imax=54mA
98
SINK2
I
-
-
RGB LED current source input 2
The OPEN version can configure the current
size.Imax=54mA
99
HEADMIC_P
I
-
-
Earphone MIC input positive
100
HEADMIC_N
I
-
-
Earphone MIC input negative
101
KEY_IN4
I
1.8V
-
Key pad input 4
KEYIN cannot be used alone. Keep it floating
if not used.
102
GND
G
-
-
Ground
103
SPI_MOSI
I
1.8V
-
SPI_MOSI
Multiplexing function SPI_MOSI/GPIO
Keep it floating if not used.
104
SPI_CLK
O
1.8V
-
SPI_CLK
Multiplexing function SPI_CLK/GPIO
Keep it floating if not used.
105
SPI_MISO
O
1.8V
-
SPI_MISO
Multiplexing function SPI_MISO/GPIO
Keep it floating if not used.
106
SPI_CS
I
1.8V
SPI_CS
Multiplexing function SPI_CS_N/GPIO
Keep it floating if not used.
107
GND
G
-
-
Ground
108
ADC2
I
-
-
Analog-to-digital converter interface 2
1k in series when in use