User Manual

CHAPTER 3
FreeStar Interface Module
3.1 Interface Module Overview (See Figure 3 – 1 for Photo)
The interface module provides the user the ability to quickly assess the
functions of the FreeStar module such as I/O and the mobility to verify
operation of a wireless link in any environment of the user’s choosing.
This chapter describes in detail the functions of the FreeStar interface board
that can be verified using the FreeStar evaluation software provided in this
kit.
Figure 3-1 Interface Module with FreeStar Module Inserted in Socket
3.1.1 Interface Board Description for Each Location Shown in Figure 3-1
Serial Communications Header (location 1)
• Header that allows the user to monitor the serial TX (MODTXD) and
RX (MODTXD) data lines from section 9 as shown in Figure 3-1
above. The header also provides quick access to Port C pins 0 and
1 on the microprocessor.
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