User's Manual

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2. 6. 7 External USIM Interface PADs
This model is used to select an internal e-SIM, or support the Interface to enable External USIM outside.
Table 2. 10 External USIM Interface PADs
PAD
No.
PAD name
Input / Output
Remark
Voltage
Type
12
UIM2 Power
1.8/2.95V
Out
UIM2 Power Supply
13
UIM2_CLK
1.8/2.95V
-
UIM2 Clock
14
UIM2_DATA
1.8/2.95V
-
UIM2 Data
15
UIM2_RESET
1.8/2.95V
-
UIM2 Reset
16
UIM2_DET
1.8V
In
UIM2 Detect signal
52
UIM1 Power
1.8/2.95V
Out
UIM1 Power Supply
76
UIM1_CLK
1.8/2.95V
-
UIM1 Clock
77
UIM1_RESET
1.8/2.95V
-
UIM1 Reset
78
UIM1_DATA
1.8/2.95V
-
UIM1 Data
79
UIM1_DET
1.8V
In
UIM1 Detect signal
2. 6. 8 Audio and I2C Interface PADs
This Module with I2C Interface is able to control communication with the outside Device, Interface,
which offers support for external Codec.
Table 2. 11 I2C and Audio Interface PADs
PAD
No.
PAD name
Input / Output
Remark
Voltage
Type
32
Codec_I2C_SDA
1.8V
Both
Note1) I2C Data (for Codec)
33
Codec_I2C_SCL
1.8V
Out
Note1) I2C Clock (for Codec)
35
Codec_I2S_DATA0
1.8V
-
I2S DATA bit 0 (for Codec)
36
Codec_I2S_DATA1
1.8V
-
I2S DATA bit 1 (for Codec)
37
Codec_I2S_SCK
1.8V
-
I2S Data Clock (for Codec)
38
Codec_I2S_WS
1.8V
-
I2S Word Select (for Codec)
40
I2S_MCLK
-
Out
I2S Master Clock (for Codec)
41
CODEC_RESET_N
1.8V
Out
RESET signal output (for Codec)
53
ADC
1.8V
In
Analog-to-digital converter
82
I2C_SCL
1.8V
Out
Note2) I2C Clock (for external device)
84
I2C_SDA
1.8V
Both
Note2) I2C Data (for external device)
note1) These signals are set high by internal pull-up resistor.
note2) These signals require external pull-up resistor.