Specifications

Integra M2106+
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WA_DEV_M2106+_PTS_003-001 April, 2007
Pin
#
Name I/O
Reset
State
I/O type Description Comment
23 BOOT I Pull up CMOS
Alternative download
mode selection
To be driven by
Open Collector
Internal pull-up
100 kΩ
24 GND -- Ground
High current
25 CT103/TX I Pull down CMOS Serial Link - Transmit
Pull up to +5V with
100kΩ when not used
26 GPIO0 I/O High Z CMOS/2X General Purpose I/O
27 CT107/DSR O
Output
high
1X
Serial Link
Data Set Ready
28 CT104/RX O
Output
high
1X Serial Link – Receive
29 CT108-2/DTR I Pull down CMOS
Serial Link
Data Terminal Ready
Pull up to +5V with
100 kΩ when not used
30 CT105/RTS I Pull down CMOS
Serial Link
Request To Send
Pull up to +5V with
100 kΩ when not used
31 COL3 I/O Pull up CMOS/1X Keyboard column
32 COL4 I/O Pull up CMOS/1X Keyboard column
33 COL1 I/O Pull up CMOS/1X Keyboard column
34 COL2 I/O Pull up CMOS/1X Keyboard column
35 ROW4 I/O Pull down CMOS/1X Keyboard row
36 COL0 I/O Pull up CMOS/1X Keyboard column
37 ROW2 I/O Pull down CMOS/1X Keyboard row
38 ROW3 I/O Pull down CMOS/1X Keyboard row
39 ROW0 I/O Pull down CMOS/1X Keyboard row
40 ROW1 I/O Pull down CMOS/1X Keyboard row
41 NC -- Not connected
42
SPI_EN or
GPO3
O
Output
high
1X or 3X
SPI enable or General
purpose output
Multiplexed
43 SPI_IO I/O Pull up CMOS/1X SPI Data
44 SPI_CLK O Pull up 1X SPI Clock