TiWi-uB1 Module
EM BOARD USER GUIDE
The information in this document is subject to change without notice.
330-0134-R1.5
Copyright © 2013-2017 LSR
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3.3.3
J9 External 32kHz Clock Input
J9 Pin
Number
Pin Name
Module
Pin Type
Description
1
CLK_IN¹
Digital Input
Clock Input
2
GND
Power
Ground
1.
Coupling capacitor C1 must be populated to use the external 32kHz clock input.
Table 8 External 32kHz Header J9
3.3.4
J8 Programming Header
J8 is the Texas Instruments CC Debugger interface to the TiWi-uB1 Module. The debug interface
implements a proprietary two-wire serial interface that is used for in-circuit debugging and
programming.
J8 Pin
Number
Pin Name
Module
Pin Type
Description
1
GND
Power
Ground
2
VIN
Power
Power Input
3
DBG_CLK
Digital Input
Debug Clock
4
DBG_DAT
Digital I/O
Debug Data
5
NC
Not Connected
6
NC
Not Connected
7
/RESET
Digital Input
Active low reset to module
8
NC
Not Connected
9
NC
Not Connected
10
NC
Not Connected
Table 9 Programming/Debug Header J8
