Silicon Laboratories Si4700 User Manual page 2

AN232
The base board has the following I/O connectors/devices:
J1 USB connector for USB interface
J2 JTAG connector for the C8051F320 MCU
J3 20-pin Expansion I/O connector
J4 Power input terminal block
J5 Daughter card connector (not visible when the base board and daughter card are mated)
J6 SMA connector for external clock input
J10 BNC connector for left audio output
J11 BNC connector for right audio output
PB1 Push-button to reset the C8051F320 MCU
D1 LED to confirm power supply to the C8051F320 MCU
2
Figure 1. Locations of I/O Connectors/Devices
Rev. 0.2