Roving Networks Wifly RN-111B User Guide Version 1.23
www.rovingnetworks.com
support@rovingnetworks.com
Phone 408-395-6539
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2.7. RN-111B Dimensions
2.8. RN-111B Pin Description
Pin Pin Name Pin Pin Name
1 NO CONNECT 32 GND
2 VDD_SW (NO CONNECT) 31 SENSE-1 (WAKE GPIO)
3 SENSE-5 30 SENSE-2 (WAKE GPIO)
4 SENSE-6 29 SENSE-3 (WAKE GPIO)
5 SENSE-7 28 SENSE-4 (WAKE GPIO)
6 SENSE-8 27 TX – data output
7 PIO6 (RED LED) 26 RX – data input
8 PIO9 (factory reset ) 25 CTS (PIO2) input
9 NO CONNECT 24 RTS (PIO3) output
10 NO CONNECT 23 PIO4 (GREEN LED)
11 RESET* (active LOW ) 22 PIO5 (YELLOW LED)
12 SHUTDOWN (NO CONNECT) 21 SPI_MI
13 VIN (3.6-16VDC) 20 SPI_CS
14 VREG (3.3V LDO output) 19 SPI_CK
15 VBATT (TIE to VREG) 18 SPI_MO
16 GND 17 VDD (3.3V )
*** NOTE: Any unused pins should be left floating.
