BT830 Hardware Integration Guide
Version 1.3
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/bluetooth
8
Laird Technologies
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P
IN
D
EFINITIONS
Table 2: BT830 pin definitions
#
Pin Name
I/O
Supply
Domain
Description
If
Unused…
1
VDD_PADS
DC voltage input
(1.75V-3.6V)
Positive DC supply for configuring
digital I/O level.
N/A
2
GND
GND
-
Ground
GND
3
PIO2
Bidirectional,
tri-state, with
weak internal pull-
down
VDD_PADS
Programmable input/output line
NC
4
UART_RTS
Bidirectional,
tri-state,
with weak internal
pull-up
VDD_PADS
UART request to send, active low
NC
5
UART_TX
Bidirectional,
tri-state,
with weak internal
pull-up
VDD_PADS
UART data output, active high
NC
6
UART_CTS
Bidirectional,
tri-state,
with weak internal
pull-up
VDD_PADS
UART clear to send, active low
NC
7
UART_RX
Bidirectional,
tri-state,
with weak internal
pull-up
VDD_PADS
UART data input, active high
NC
8
VREG_EN_RST#
Input with strong
internal pull-down
VDD_PADS
Take high to enable internal
regulators. Also acts as active low
reset. Maximum voltage is
VDD_PADS.
N/A
9
VREG_IN_HV
Analogue
regulator input
3.3V
Module main DC power supply;
Input to internal high-voltage
regulator
N/A
10 VREG_OUT_HV
Analogue
regulator
input/output
1.8V
Output from internal high-voltage
regulator and input to low-voltage
internal regulators.
N/C
11 GND
GND
-
Ground
GND
12 GND
GND
-
Ground
GND
13 GND
GND
-
Ground
GND
14 GND
GND
-
Ground
GND
15 GND
GND
-
Ground
GND
16 GND
GND
-
Ground
GND
17 RF
BT830-ST – RF signal out (50 ohm)
BT830-SA – No connection