10
Circuit – upper side
12 – jumper switch option (debug port/serial port)
13 - Ethernet connector extension (IEE 802.3, 1 x 10/100M Auto-Negotiation
LAN/WAN RJ45 port)
14 – status LED extension (bicolor: red/green)
15 – serial port connector extension (DSUB-9 (RS232))
16 – power supply connector extension (Microfites, 4-pin)
circuit construction – bottom side
1 - 80-pin board connector
2 – 64 MB NAND flash memory (store programs, data)
3 - 2 x 32Mbyte SDRAM memory
4 – ARM 9 microcontroller (type: AT91RM9200, 180 MHz clock speed)
5 - Ethernet controller port extension