Laird BT830-SA Hardware Integration Manual page 9

BT830 Hardware Integration Guide
Version 1.3
# Pin Name
18 GND
PCM_SYNC/
SPI_CS#/
19
PIO23
PCM_CLK/
20
SPI_CLK/ PIO24
PCM_IN/
SPI_MOSI/
21
PIO21
PCM_OUT/
SPI_MISO/
22
PIO22
23 GND
PIO0/
24
32K_CLK_IN
PIO1/
25
BT_ACTIVE
PIO9/
26
BT_PRIORITY
PIO4/
27
WLAN_ACTIVE
28 SPI_PCM#_SEL
PIO3/
29
Host Wake up
30 GND
Note 1: The purpose of the SPI interface is to access the module's inner settings such as selecting different WLAN
CO-EXIST scheme. The SPI interface can also be used to put the module in RF test mode. You cannot use
module over the SPI interface for normal operation as the main host interface.
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/bluetooth
Supply
I/O
Domain
GND -
Bidirectional,
tri-state, with
VDD_PADS
weak internal
pull-down
Bidirectional,
tri-state, with
VDD_PADS
weak internal
pull-down
Input, tri-state,
with weak internal VDD_PADS
pull- down
Output, tri-state,
with weak internal VDD_PADS
pull- down
GND -
Bidirectional,
tri-state, with
VDD_PADS
weak internal pull-
down
Bidirectional,
tri-state, with
VDD_PADS
weak internal pull-
down
Bidirectional,
tri-state, with
VDD_PADS
weak internal pull-
down
Bidirectional,
tri-state, with
VDD_PADS
weak internal pull-
down
Input with weak
VDD_PADS
internal pull-down
Bidirectional,
VDD_PADS
tri-state, with
weak internal pull-
down
GND -
Description
Ground
PCM synchronous data sync SPI chip
select, active low programmable
input/output line
*See Note 1.
PCM synchronous data clock
SPI clock
Programmable input/output line
*See Note 1.
PCM synchronous data input
SPI data input
Programmable input/output line
*See Note 1.
PCM synchronous data output
SPI data output
Programmable input/output line
*See Note 1.
Ground
Programmable input/output line and
32kHz sleep clock input
Programmable input/output line;
Wi-Fi and BT 3-wire coexistance
Programmable input/output line;
Wi-Fi and BT 3-wire coexistance
Programmable input/output line;
Wi-Fi and BT 3-wire coexistance
Control line to select SPI or PCM
interface, high = SPI, low = PCM
*See Note 1.
Programmable input/output line;
Host wake up from BT, active High.
Ground
9
If
Unused...
GND
NC
NC
NC
NC
GND
NC
NC
NC
NC
NC
NC
GND
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