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SN250Q Datasheet(PDF) 34 Page - STMicroelectronics

Part # SN250Q
Description  Single-chip ZigBee/802.15.4 solution
PDF  130 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SN250Q Datasheet(HTML) 34 Page - STMicroelectronics

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Functional description—application modules
SN250
34/130
Table 18.
GPIO pin functions
GPIO
Pin
Always
Connected
Input
Functions
Timer Functions
Serial Digital Functions
Analog
Function
Output
Current
Drive
0
IO
TMR1IA.1 (when CAP1-0 mode)
MOSI
Standard
1
IO
TMR2IA.2 (when CAP2-1 mode)
MISO / SDA
Standard
2
IO
TMR2IB.2 (when CAP2-1 mode)
MSCLK / SCL
Standard
3
IO
TMR1IB.1 (when CAP1-0 mode)
nSSEL (input)
Standard
4
IO
PTI_EN
ADC0 input
Standard
5
IO
PTI_DATA
ADC1 input
Standard
6
IO
TMR2CLK, TMR1ENMSK
ADC2 input
Standard
7IO
REG_EN (open collector
enable for external
regulator)
ADC3 input
Standard
8
IO / IRQA
TMR1CLK, TMR2ENMSK
VREF_OUT
Standard
9IO
TMR1IA.2
(when CAP1-1 or CAP1-1h mode)
TXD / MO / MSDA
Standard
10
IO
TMR1IB.2 (when CAP1-1 mode) RXD / MI / MSCL
Standard
11
IO
TMR2IA.1 (when CAP2-0 mode) nCTS / MCLK
Standard
12
IO
TMR2IB.1 (when CAP2-0 mode) nRTS
Standard
13
IO
TMR2OA
TMR1IA.3
(when CAP1-2h or CAP1-2 mode)
High
14
IO / IRQB
TMR2OB
TMR1IB.3 (when CAP1-2 mode)
High
15
IO / IRQC
TMR1OA
TMR2IA.3 (when CAP2-2 mode)
High
16
IO / IRQD
TMR1OB
TMR2IB.3 (when CAP2-2 mode)
High



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