Product Name
EK-AI7933CLD
Version
A
Doc No
912-13903
Date
2022/04/29
Page
14 /26
PRODUCT USER GUIDE
www.acsip.com.tw
4.4
Buttons
The EK-AI7933CLD is equipped with buttons with the following functionality.
The push buttons are shown in Figure 2. The detail of buttons can refer to Table 3.
Table 3 Buttons
Button
Name
Detail
SW1
SYSRST
Press SW1 to restart the EK-AI7933CLD
SW2
Vol+
Audio volume up button
SW3
Vol-
Audio volume down button
SW4
RTC_EINT
Press SW4 to enable RTC mode
SW5
Force DL mode Press SW5 to trigger strapping mode (download mode…)
4.5
RGB LED
As Figure7 showed, the EK-AI7933CLD has on-board RGB LEDs (U54/U56) which be controlled by SPIM
interface. Please note that ensure jumper J79 and J80 are connected before using RGB LED function If
you want to cascade more RGB LED, you can connect to J78
Figure 7. RGB LED
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