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BTM41 数据表(PDF) 9 Page - BUDDIES TECHNOLOGY LIMITED.

部件名 BTM41
功能描述  Bluetooth Module
PDF  18 Pages
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制造商  BUDDIES [BUDDIES TECHNOLOGY LIMITED.]
网页  http://www.buddies-tech.com/
标志 BUDDIES - BUDDIES TECHNOLOGY LIMITED.

BTM41 数据表(HTML) 9 Page - BUDDIES TECHNOLOGY LIMITED.

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BTM41 DATASHEET
9
3.1 Pin Description
Pin#
Pin Name
Pad Type
Description
1
GND
Ground
Digital Ground
2
SPI_CSB
Input with weak internal pull-up
Chip select for Serial Peripheral Interface
(SPI),active low
3
PIO_2
Bi-directional with programmable
strength internal pull-up/down
Programmable input/output line
4
PIO_3
Bi-directional with programmable
strength internal pull-up/down
Programmable input/output line
5
RESETB
CMOS input with weak internal
pull-up
Active LOW reset
6
SPI_CLK Input with weak internal pull-down
SPI clock
7
PCM_CLK
Bi-directional with weak internal
pull-down
Synchronous data clock
8
PCM_SYNC
Bi-directional with weak internal
pull-down
Synchronous data sync
9
PCM_IN
CMOS input, with weak internal
pull-down
Synchronous data input
10
PCM_OUT
CMOS output, tri-state, with weak
internal pull-down
Synchronous data output
11
+3V3
Power Supply
Positive supply for BT Module(3.0V~3.6V)
12
GND
Ground
Digital Ground
13
AIO_0
Bi-directional
VDD/Low-voltage regulator output
Analogue programmable input/ output line
circuitry and 1.5V regulated output (from
internal low-voltage regulator)
14
GND
Ground
Digital Ground
15
PIO_11
Bi-directional with programmable
strength internal pull-up/down
Programmable input/output line
16
PIO_5
Bi-directional with programmable
strength internal pull-up/down
Programmable input/output line
17
PIO_4
Bi-directional with programmable
strength internal pull-up/down
Programmable input/output line
18
PIO_6
Bi-directional with programmable
strength internal pull-up/down
Programmable input/output line
19
GND
Ground
Digital Ground



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