Serialio BlueSnapXP - Page 26

BlueSnap Commands Version 4.81SIO, 1/20/2016 Page 26 of
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Appendix A BlueSnap Evaluation Board Physical Ports
Signal Name
CONNECTOR
PIN #
IO DIR
Board PWR
P1
1
Power IN (5.0 -8.0 Vdc)
Board GND
P1
2
<—>
RS-232 SERIAL-CN1
Modem control options
Pin 1 - DCD
DB9
Not used
Connect to PIO2
Pin 2 - TX
DB9
2
OUT
Pin 3 - RX
DB9
3
IN
Pin 4 - DTR
DB9
4
Not used
Connect to PIO10
Pin 5 - GND
DB9
5
<—>
Pin 6 - DSR
DB9
6
Not used
Pin 7 - RTS
DB9
7
OUT→ * (active low)
Pin 8 - CTS
DB9
8
IN← * (active low)
Pin 9 - RING
DB9
9
Pwr →IN (4.5 -11Vdc)
SERIAL 3.3V (J1)
PWR
J3-1
1
Optional 5VDC in
GND
J3-2
2
GROUND
CTS
J3-3
3
IN
RTS
J3-4
4
OUT→ 0 - 3.3Vdc
TX
J3-5
5
OUT→ 0 - 3.3Vdc
RX
J3-6
6
IN
PIO#2
J3-7
7
BT Connection (high state)
PIO#10
J3-8
8
GPIO
DTR output
PIO#11
J3-9
9
GPIO
RTS output
PIO-SWITCH-LEDS
PIO#4
SWITCH-1
1
Reset Default Settings
PIO#3
SWITCH-2
2
Auto Discover and Pairing
DCD input
PIO#6
SWITCH-3
3
Auto Connect as Master
DSR input
PIO#7
SWITCH-4
4
Def Baud Rt (115K - 9600)
CTS input
PIO#5
LED-DL1
GREEN
Pulses for status 0-3.3Vdc
LED-DL2
YELLOW
RX, TX data low to high
PIO#8
LED-DL3
RED
Software controlled
RX char low speed mode
6-Pin SPI (J2)
MISO
J2-1
Reserved programming)
MOSI
J2-2
Reserved programming)
SPICK
J2-3
Reserved programming)
SPICS
J2-4
Reserved programming)
PWR
J2-5
Optional 3.3VDC Power
GND
J2-6
Optional Ground