User's Manual

System Overview and Functional Block Descriptions
1320x-QE128EVB Reference Manual, Rev. 0.0
3-4 Freescale Semiconductor
Figure 3-3. MC1320x Modem Block Diagram
Features of the MC1320x transceiver include:
• Fully compliant IEEE 802.15.4 Standard transceiver supports 250 kbps O-QPSK data on one of
sixteen 5.0 MHz channels and full spread-spectrum encode and decode
• Three power down modes for increased battery life
• Four internal timer comparators available to supplement MCU timer resources
• Supports both Packet Mode and Streaming Mode data transfer
• Buffered transmit and receive data packets
3.2.3 1320x-QE128EVB System Functions
The 1320x-QE128EVB is a self-contained wireless node and development module. The module augments
the basic MCU and transceiver with the following functionality:
• Complete functional, low-cost 2.4 GHz ISM Band IEEE 802.15.4 radio
• 2.0 USB connection
• User interface with pushbuttons, LEDs, and 16 character x 2 line monochromatic LCD
• Versatile power sources and management
• Debug / development port
• GPIO connectors for system expansion
Users are encouraged to reference the board schematic for the topics covered in the following sections.