Users Manual Part 1

Robotics RB5 Development Kit Hardware User Manual
Copyright© 2020 Thundercomm Technology Co., Ltd. All rights reserved.
39
8 Boot configurations
A DIP switch is located on the top of the development board (see Section 1.2.2, #17):
DIP_SW_1
Name
Details
Default
1
BOOT_CONFIG_1 [GPIO_27]
Selects external boot devices
OFF
2
BOOT_CONFIG_2 [GPIO_47]
OFF
3
BOOT_CONFIG_3 [GPIO_76]
OFF
4
BOOT_CONFIG_0 [GPIO_128]
ON – Disables WDOG
OFF – Enables WDOG
OFF
GPIO details:
GPIO
Boot device
FAST_BOOT GPIO bit (3:0)
76
47
27
Default:
UFS0 → SDC2 → USB0 → EDL(USB0)
0000
0
0
0
Other
Reserved