User Manual

KwikBlue4-1
Bluetooth® Class 1 BC04 Module
Manual
June 21, 2005 Copyright © 2004-2005 Socket Communications, Inc. Page 7
Document#: CONFIDENTIAL Revision 0.1
3.2 Hardware Pin-assign
Please reference the following pin-assignment for your application development.
Name No. I/O Description Pad Type Active State Usage T
y
pical External
Connection,
UART / PCM
GND 1 --- Ground VSS GND GROUND
VCC_PA 2 I Power for RF Power
Amplifier power = 3.3V
VCC POWER DC Power Source
GND_PA 3 --- Module PA ground VSS GND GROUND
AIO_0 4 I/O Programmable
input/output line
Bi-directional User
Defined
Programmable IO
AIO_1 5 I/O Programmable
input/output line
Bi-directional User
Defined
Programmable IO
PIO_2/
USB_PULL_UP
6 I/O
PIO or USB pull-up (via
1.5kΩ resistor to
USB_D+)
Bi-directional
with
programmable
weak internal
pull-up/down
--- User
defined
Programmable IO
PIO_3/
USB_WAKE_UP
7 I/O
PIO or output goes high
to wake up PC when in
USB mode or external
RAM chip select
Bi-directional
with
programmable
weak internal
pull-up/down
--- User
defined
Programmable IO
GND 8 --- Ground VSS GND GROUND
GND 9 --- Ground VSS GND GROUND
UART_RXD 10 I UART data input active
high
CMOS input
with weak
internal pull-
down
Hi:0
Lo:1
UART TxD