User Manual

3.3.4 Radio Board Connectors
Two dual-row, 0.05” pitch polarized connectors make up the BRD4310A Radio Board interface to the Wireless Starter Kit Mainboard.
For more information on the pin mapping between the BGM220SC12WGA2 and the Radio Board Connector, refer to section 2.2 Radio
Board Connector Pin Associations.
3.3.5 Serial Flash
The BRD4310A Radio Board is equipped with an 8 Mbit Macronix MX25R SPI flash that is connected directly to the BGM220SC12 to
support over-the-air (OTA) updates. For additional information on the pin mapping, see the BRD4310A schematic.
3.3.6 Serial EEPROM
The BRD4310A Radio Board is equipped with a serial I
2
C EEPROM for board identification and to store additional board-related infor-
mation.
BRD4310A Reference Manual
Radio Board Block Summary
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