User's Guide

Base-station board user guide Page 3 / 8
1. Hardware specification
1.1 General Specification
Item
Description
Product Input voltage
100 ~ 240VAC 50Hz/60Hz (external power source)
Internal Input voltage
DC12V (9 ~ 15V) (input voltage of board)
Current
300mA @12V
OS
Linux
Ethernet
10/100Mbps
Internal connector
- RF module connector
External connector
- RJ45 JACK (Ethernet 10/100Mbps)
1.2 Hardware block diagram and dimension
1) Block diagram
DC/DC Converter IC
U11
(RT8293BHGSP)
Voltage Regulator IC
U13
(TPS79601DCQ)
VDD_5P5V(5.4V)
Voltage Regulator IC
U14
(TPS79601DCQ)
VDD_5V(3.5V)
+3V3(3.3V)
MPU
U5
(AT91SAM9G25)
+3V3(3.3V)
12MHz XTAL/Y2/SMD3225
Voltage Supervisor
U3
(LTC2918)
+3V3(3.3V)
LEDs
DIP Switch &
Rotary Switch
NAND Flash
U7
(S34ML01G100TF100)
+3V3(3.3V)
RS232 Driver
U8
(SP3232EEN)
Debg CON (P1)
V3P3D(3.3V)
Socket
(J3,J5)
RF Module
V3P3D(3.3V)
VDD_5V(3.5V)
AC/DC Adapter
100 ~ 240VAC
(50/60Hz)
DC12V
External Power
Source
100 ~
240VAC
DC/DC Converter IC
U3
(AP3417CKTR-G1)
DC/DC Converter IC
U3
(AP3417CKTR-G1)
+3V3(3.3V)
+3V3(3.3V)
+1P8V(1.8V)
+1V(1.0V)
32.768kHz XTAL/
Y3/CM200C
Power switch
U12(NC)
(TPS2032DR)
NC CON
(J12)
30MHz XTAL
(8Y-30.000MEEQ-T)
+1V(1.0V)
DDR Memory
U6
(MT47H64M16HR)
+1P8V(1.8V)
NC
CON
(J2,J4)
10/100Mbps
Ethernet Transceiver
U9
(DM9161BIEP)
RJ45 CON
(J6)
BOX Header(J9)
VDD_PHY(2.5V)