User Manual

Chapter 2 Hardware Information 16
Rockchip RK3288 Platform
RICO-3288
2.4.10 Micro-USB OTG Port (CN21)
Pin
Definition
1
+5V
2
OTG_USB_D-
3
OTG_USB_D+
4
OTG_ID
5
GND
2.4.11 Nano-SIM Card Slot (CN22)
Pin
Definition
Pin
Definition
C1
USIM_PWR
C5
GND
C2
USIM_RESET
C6
N.C
C3
USIM_CLK
C7
USIM_DATA
2.4.12 RTC Battery Connector (CN23)
Pin
Definition
1
+3.3V
2
GND
2.4.13 DC Power Input (CN25)
Pin
Definition
1
GND
2
+12V