Nathan Seidle, Jim Lindblom v21 U S B Design by:

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GND. GNDGND. GND. GND. 5V. 5V. XBEE-1B3. 3.3V. GND. GND. 3.3V. MIC5219 3.3V. GND. 10uF. GND GND. FT231XS. 27. 27. 47pF. 47pF. GNDGND. 1 k. 3.
5V

5V

R2 27

C5

C4

0.1uF47pF

RTS USBDM CTS USBDP DTR DSR RESET DCD RI CBUS0 CBUS1 GND CBUS2 GND CBUS3

12 11

R5 27

14

C3

C6

47pF

0.1uF 6

TXD RXD

16

20 4

DIN DOUT

SJ2

2 RTS SJ3 9 CTS 1 DTR SJ4 7 8 5 18 17 10 D3 19 GREEN

RTS_XBEE

GNDGND

5V

GND EN BP

R8

C7

10uF 0.1uF

MIC5219 3.3V GND

3.3V

GND GND

5V U2

11 10 9 8 7 6 5 4 3 2 1

M111X11_NO_SILK

C1

R4

D1 RED

JP5

3.3V

IN OUT

1k

1k

GNDGND

3.3V U3

DTR_XBEE 3.3V

FT231XS

1 2 DOUT 3 DIN 4 DIO12 5 RESET 6 RSSI 7 DIO11 8 RES1 DTR_XBEE 9 10 GND

VDD DOUT DIN DIO12 RESET RSSI DIO11 RES DTR GND

DIO0 DIO1 DIO2 DIO3 RTS DIO5 RES DIO9 CTS DIO4

20 19 18 17 16 15 14 13 12 11

DIO0 DIO1 DIO2 DIO3 RTS_XBEE DIO5 RES2 DIO9 CTS_XBEE DIO4

1 2 3 4 5 6 7 8 9 10 11

XBEE-1B3

GND

GND

JP6

5V

SJ1 RSSI

GND

GND

S2

RESET

Reset

1k D2 RED

R6

RSSI_LED_EN R7

GNDGND

5V

CTS_XBEE

M111X11_NO_SILK

GND VBUS DD+

VCC VCCIO 3V3OUT

330 D4 GREEN

USB

U4 15 3V-INT 3 13

GND

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Design by: Nathan Seidle, Jim Lindblom v21