User's Manual

Wireless CPU Q24 Series
Technical Specifications
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WM_PRJ_Q24NG_PTS_001-003
November 2006
Pin Name I/O I/O type Reset state Description
Dealing with
unused pins
18
GPI or
CT103/TXD2
I CMOS (C4)
Pull-down
to 0V
General Purpose
Input or
Transmit serial
data (UART2)
Not connected
19 ROW3 I/O
CMOS/ CMOS
1X
Pull-down
to 0V
Keyboard Row Not connected
20
GPO2 or
CT104/RXD2
O
CMOS 3X (C1) or
CMOS 1X (C1)
2V8
General Purpose
Output or
Receive serial
data (UART2)
Not connected
21 ROW4 I/O
CMOS/ CMOS
1X
Pull-down
to 0V
Keyboard Row Not connected
22 GPO1 O CMOS 3X (C3) 0V
General Purpose
Output
Not connected
23 COL0 I/O
CMOS/ CMOS
1X
Pull-up to
2V8
Keyboard Column Not connected
24
GPIO0 or
CT106/CTS2
I/O
O
CMOS/CMOS 2X
(C1) or CMOS 2X
(C1)
High
impedance
General Purpose
I/O or
Clear To Send
(UART2)
Not connected
25 COL1 I/O
CMOS/ CMOS
1X
Pull-up to
2V8
Keyboard Column Not connected
26
GPO0 or
SPI_AUX
O
O
CMOS 3X (C3)
or
CMOS 1X (C3)
2V8
General Purpose
Output or
SPI_AUX
Not connected
27 COL2 I/O
CMOS/ CMOS
1X
Pull-up to
2V8
Keyboard Column Not connected
28
GPO3 or
SPI_EN or
O
O
CMOS 3X (C3) or
CMOS 1X (C3)
2V8
SPI enable or
General Purpose
Output
Not connected
29 COL3 I/O
CMOS/ CMOS
1X
Pull-up to
2V8
Keyboard Column Not connected
30 CT105/RTS1 I COS
High
impedance
Request To Send
(UART1)
100kΩ pull-up to
2V8 with test
point (download
and debug
purposes)
31 COL4 I/O
CMOS/ CMOS
1X
Pull-up to
2V8
Keyboard Column Not connected
32 CT104/RXD1 O CMOS 1X (C3) 2V8
Receive serial data
(UART1)
Test point
(Download
purposes)
33 AUXV0 I Analog
High
impedance
Auxiliary ADC
input 0
Tied to GND
34
CT108-
2/DTR1
I CMOS
High
impedance
Data Terminal
Ready (UART1)
100kΩ pull-up to
2V8 with test
point (download
and debug
purposes)