Functional Diagram - Sunsea AIoT SIMCom SIM5800 Hardware Design

2.2

Functional Diagram

1280*800 LCD
Primary Camera (5MP)
Secondary Camera (2MP)
USB HS (Support OTG)
UIM Card1
UIM Card2
SD Card
TP/Sensor/Cam/others
VBUS_5V
VBAT
Vibrator
ADC
Headset
Microphone
Earpiece
Speaker
SIM5800_Hardware Design_V1.01
Smart Machine Smart Decision
BEAD
3 Lanes DSI
2 Lanes CSI
1 Lanes CSI
AP
USB
USIM1
Quad A7 w/ 512K L2
USIM2
Camera ISP/VFE/Jpeg HW
SD_CARD
Display Processor
I2C
Video
SPI
Graphics
UART * 2
GPIO
Peripherals
Linear
SPI BUS
Charger
Output Power
Management
MT6350
IIS BUS
Codec Digital
CODEC
26M
XO
Figure 1: SIM5800 functional diagram
11
Modem
Jolokia
3G/2G MODEM DET
Core
MODEM/Voice
Processor
GNSS
Baseband
MT8321
BT/WIFI
Baseband
EBI1
Memory Support
SDC0
2018-10-08
MAIN
2G TX
2G RX
Front
End
DUP
GNSS
SAW
LNA
Note1
BT/WiFi
Note2
eMMC flash +
LPDDR3