Boot Mode Settings

JH-7110 DevKit provides 4 methods to determine the boot mode before it is powered up. The following are the available boot modes and details. You can select the boot mode by using dip switch.
  • eMMC boot
  • SD Card boot
  • QSPI Flash boot
  • UART boot
The following tables show all the supported boot modes.
Table 1. Boot Mode
Boot Mode Value Boot Selection
RGPIO_1 RGPIO_0
eMMC boot 0×0 1 (H) 0 (L)
SD Card boot 0×1 0 (L) 1 (H)
QSPI Flash boot 0×2 0 (L) 0 (L)
UART boot 0×3 1 (H) 1 (H)
Note: StarFive does not recommend that you boot from SD Card directly. It is recommend that JH-7110 DevKit use the following boot mode:
  • QSPI Flash + SD Card
  • QSPI Flash + eMMC
The following figure shows the dip switch locations for all the supported boot modes (⑥) in Top View.
Figure 1. Boot Mode Dip Switch Location
Figure 2. Boot Mode Settings