Sunsea AIoT SIMCom SIM5800 Hardware Design page 16

CAM_I2C_SDA 84
Sensors interface
SENSOR_I2C_SCL 91
SENSOR_I2C_SDA 92
ADC interface
ADC 128
BAT_ID 134
Audio interface
MIC1P 4
MIC1N 5
EAR_MICP 6
GND_ EARMICN 7
REC_P 8
REC_N 9
SPK_P 10
SPK_N 11
HPH_R 136
HPH_L 138
HS_DET 139
MIC_BIAS0 175
MIC_BIAS1 176
MIC2N 177
MIC2P 178
RF Antenna
ANT_MAIN 87
ANT_GNSS 121
ANT-WIFI/BT 77
SIM5800_Hardware Design_V1.01
Smart Machine Smart Decision
I/O Dedicated Camera I2C data
O
Sensors I2C clock
I/O
Sensors I2C data
I ADC
I Battery Temperature detection(need 47K
NTC inside the Battery)
I
Microphone input 1, positive
P
Microphone input 1, negative
I Microphone input positive headset
P Microphone input negative headset (GND)
O
Earpiece output, positive
O
Earpiece output, negative
O
Speaker driver output, positive
O
Speaker driver output, negative
O Headset output,right channel
O Headset output, left channel
I Headset detection
O Microphone bias1
O Microphone bias2
I
Microphone input 2, negative
P Microphone input 2, positive
I/O 2G/3G Main Antenna
I GNSS Antenna
I/O WIFI/BT Antenna
16
Open drain output
Please connect to GND via 47k, when no
NTC inside the battery)
For MIC1/MIC2
For EAR_MIC
2018-10-08
VIO18_PMU
VIO18_PMU