Product Name
EK-AI7931LD
Version
E
Doc No
912-13802
Date
2022/11/14
Page
3 / 26
PRODUCT USER GUIDE
www.acsip.com.tw
Lists of Tables and Figures
Table 1 Jumper settings for system power input through USB connection
............................. 11
Table 2 Audio related function
................................................................................................. 13
Table 4 GPIO pin-out extension connector
............................................................................... 17
Table 5 GPIO pin multi-function definition
.............................................................................. 18
Figure 1. Front view of EK-AI7931LD
.......................................................................................... 4
Figure 2. Jumpers and connectors on the EK-AI7931LD
............................................................ 5
Figure 3. COM port associated with the EK-AI7931LD
............................................................... 7
Figure 4. Default power jumper plot
........................................................................................ 10
Figure 5. Power up the HDK using an AA or AAA Battery (J25)
.............................................. 12
Figure 6. Audio related function
............................................................................................... 13
Figure 9. GPIO pin-out extension connectors
........................................................................... 16
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