Lup Yuen Lee 李立源 @lupyuen@qoto.org

Booting Star64 #NuttX on Ox64 #BL808 shows nothing ... Let's add some logs

Source: https://github.com/lupyuen/nuttx-ox64#boot-apache-nuttx-rtos-on-ox64-bl808

😬 My horrigible soldering of #RISCV Ox64 #BL808 @PINE64

Article: https://lupyuen.codeberg.page/articles/ox64.html

Sending every TFTP Packet twice to #UBoot Bootloader ... Will increase our transfer rate from 390 kbps to 8 Mbps! 👍

Article: https://lupyuen.codeberg.page/articles/tftp2.html#no-more-timeouts

#RISCV Ox64 #BL808 SBC ... Boots a tiny bit of Apache #NuttX RTOS! 🎉

Source: https://github.com/lupyuen/nuttx-ox64#boot-apache-nuttx-rtos-on-ox64-bl808

BL DevCube 1.8.4 (and later) might not flash Ox64 #BL808 correctly 😬 ... Best to stick with 1.8.3

Source: https://github.com/lupyuen/nuttx-ox64#flash-opensbi-and-u-boot-bootloader-to-ox64-bl808

Sending every TFTP Packet Twice ... Fixes the TFTP Timeouts in #UBoot Bootloader 🤔

Article: https://lupyuen.codeberg.page/articles/tftp2.html#send-everything-twice

Some USB Serial Adapters won't work with Ox64 #BL808! 😬 ... 2 Mbps might be too fast for some USB dongles

Source: https://github.com/lupyuen/nuttx-ox64#flash-opensbi-and-u-boot-bootloader-to-ox64-bl808

Let's fix the TFTP Timeouts in the #RISCV Star64 #JH7110 U-Boot Bootloader ... With a Strange Workaround 🤔

Article: https://lupyuen.codeberg.page/articles/tftp2

Clickety Micro USB Cable is super handy for rebooting #RISCV Ox64 #BL808 SBC 👍

Source: https://github.com/lupyuen/nuttx-ox64#flash-opensbi-and-u-boot-bootloader-to-ox64-bl808

#RISCV is a complex creature in Ox64 #BL808 🤔

Source: https://github.com/lupyuen/nuttx-ox64

UART Ports get messy on #RISCV Ox64 #BL808 ... Can we make this easier? 🤔

Source: https://github.com/lupyuen/nuttx-ox64#flashing-uart-vs-serial-console

Fear of soldering Ox64 #BL808 😬 ... This Wire Wrap will do for now

Source: https://github.com/lupyuen/nuttx-ox64#boot-linux-on-ox64-bl808

Apache #NuttX RTOS might be super interesting for #RISCV Ox64 #BL808 🤔

Source: https://github.com/lupyuen/nuttx-ox64

#RISCV Ox64 #BL808 @PINE64 ... Boots 64-bit #Linux in a jiffy 👍

Source: https://github.com/lupyuen/nuttx-ox64#flashing-uart-vs-serial-console

Missing, Mistaken and Mysterious things in the Star64 #JH7110 Display Controller

Article: https://lupyuen.codeberg.page/articles/display3.html#appendix-jh7110-display-controller-mysteries

Year-Old Prototype of #RISCV Ox64 #BL808 ... Still works fine with Linux! 👍

Source: https://github.com/lupyuen/nuttx-ox64

Is #RISCV Ox64 #BL808 an SBC or MCU Board? It works like both, actually

Source: https://github.com/lupyuen/nuttx-ox64

#RISCV #Linux boots OK on @PINE64 Ox64 #BL808! 🎉 ... Flash the board at 230.4 kbps, because macOS doesn't like 2 Mbps (Same problem as PineCone BL602)

Source: https://github.com/lupyuen/nuttx-ox64#flash-opensbi-and-u-boot-bootloader-to-ox64-bl808

Here's how we'll create the HDMI Display Driver for Apache #NuttX RTOS on #RISCV Star64 #JH7110 SBC

Article: https://lupyuen.codeberg.page/articles/display3.html#appendix-jh7110-display-driver

#BL808 is a complex creature with 3 Asymmetric #RISCV Cores

Source: https://github.com/lupyuen/nuttx-ox64