Si4700/01/02/03-EVB
4
Confidential Rev. 0.6
3. Description
The following sections refer to both the image in Figure 1 and the silk screen on the Si4700/01/02/03 EVB. It is
recommended to refer to both when using this guide.
Figure 1. Locations of I/O Connectors/Devices
Baseboard 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
Baseboard card connector (not visible when the
baseboard and daughter card are mated)
J6
SMA connector for external 32.768 kHz RCLK
clock input
J7
2.1 mm power connector
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
X1
Baseboard 32.768 kHz crystal oscillator
SW1 USB (J7–J4) power selection switch
Daughter card I/O connectors/devices:
J1
SMA connector for RF (single-ended or non-
inverting differential) input
J2
Baseboard connector (not visible when the
baseboard and daughter card are mated)
J3
Stereo headphone connector for audio output and
antenna input
U1 Si4700/01/02/03
U2 LOUT/ROUT audio op-amp
U4 Headphone audio op-amp
U5 Schmidt trigger buffer (not visible)
X1 Daughter card 32.768 kHz crystal.
The EVB consists of various subsystems that are
explained in greater detail in the following sections.
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Summary of Contents for Si4700-EVB
Page 2: ...Si4700 01 02 03 EVB 2 Confidential Rev 0 6 ...
Page 26: ...Si4700 01 02 03 EVB 26 Confidential Rev 0 6 7 Schematics Figure 15 Si4700 Baseboard ...
Page 27: ...Si4700 01 02 03 EVB Confidential Rev 0 6 27 Figure 16 Si4700 01 Daughter Card ...
Page 28: ...Si4700 01 02 03 EVB 28 Confidential Rev 0 6 Figure 17 Si4702 03 Daughter Card ...
Page 31: ...Si4700 01 02 03 EVB Confidential Rev 0 6 31 Figure 22 Baseboard Secondary Side ...
