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ZEUS Technical Manual Connectors, LEDs and jumpers
© 2007 Eurotech Ltd Issue D 90
J21 – IEEE802.15.4 / ZigBee connector
Connector: Harwin M50-4321005, 20-way, 1.27mm dual row socket
Mating connector: M50-4921005, 20-way, 1.27mm dual row header
Pin Signal name Pin Signal name
1 +3V3 2 +3V3
3 GND 4 GND
5 NC 6 RESET#
7 ZB_BTRXD 8 ZB_BTTXD
9 ZB_BTCTS# 10 ZB_BTRTS#
11 NC 12 NC
13 NC 14 NC
15 NC 16 NC
17 NC 18 NC
19 NC 20 NC
J22 – SDIO socket
Connector: Molex 67913-0002, 2.50mm (0.098") Pitch SDIO Memory Card Connector,
Reverse-Mount Type
Pin Signal name
1 MMDAT3
2 MMCMD
3 GND
4 +3V3
5 MMCLK
6 GND
7 MMDAT0
8 MMDAT1
9 MMDAT2
10 MMC_WP
11 +3V3
12 MMC_CD
1 19
2 20