Hytera PNC550 - Page 23

Circuit Description
B9
16
Micro SIM/SD Card Connector
Micro SIM/SD
Connector
LDO11 2.95V
LDO12 1.8V/2.95V
LDO5 1.8V
AP
VDDPX_2
SDC2_DATA[3:0]
SDC2_CLK
SDC2_CMD
VDDPX_3
GPIO_xx
SDC2_CLK
SDC2_CMD
SDC2_DATA[3:0]
SDCARD_DET_N
VREG_L5
VREG_L12
LCD Display and Touch Screen
AP
LCD
Display
Touch
Screen
MIPI
I2C
The Android Platform (AP) connects to the LCD display through the MIPI interface, and to the touch screen
through the I2C interface.
Camera
AP
Rear
Camera
Front
Camera
MIPI
I2C
MIPI
I
2C
The AP connects to the front camera and rear camera through 4/4lane MIPI interface. The AP completes
the initialization of the cameras through the I2C interface to control the operation of the cameras.