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Lee Lup Yuen 2024-05-11 19:46:23 +08:00
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@ -44,7 +44,7 @@ __Sophgo SG2000 SoC__ has a fascinating mix of 64-bit RISC-V Cores (Arm too)...
__Cortex-A53__ _(1.0 GHz)_ __Cortex-A53__ _(1.0 GHz)_
Plus a __Low-Power 8051 MCU__ (for wakeup duties) and a __Tensor Processing Unit__ (for image recognition, not LLM)... Plus a __Low-Power 8051 MCU__ (for wakeup duties) and a __Tensor Processing Unit__ (for image recognition, not LLM)
![Sophgo SG2000 RISC-V SoC](https://lupyuen.github.io/images/sg2000-arch.jpg) ![Sophgo SG2000 RISC-V SoC](https://lupyuen.github.io/images/sg2000-arch.jpg)
@ -54,21 +54,29 @@ Actually there's a __Hardware Switch__ that selects the Main CPU: __RISC-V OR Ar
(Don't let yer pet hamster flip it... It will get super frustrating!) (Don't let yer pet hamster flip it... It will get super frustrating!)
# Boot Milk-V Duo S without MicroSD
Connect our USB UART Dongle like so...
https://milkv.io/docs/duo/getting-started/duos
![Milk-V Duo S](https://lupyuen.github.io/images/sg2000-board.jpg) ![Milk-V Duo S](https://lupyuen.github.io/images/sg2000-board.jpg)
USB UART Dongle must be [CP2102](http://sun-light.com.sg/index.php?route=product/product&product_id=2367), it doesn't like [CH340G](https://pine64.com/product/serial-console-woodpecker-edition/) 😬 # Boot Milk-V Duo S without MicroSD
Flip the switch so it's set to "RV" (RISC-V) instead of "Arm"... _What happens if we boot Milk-V Duo S? Fresh from the box?_
Connect our __USB UART Dongle__ like so (pic above)...
| Milk-V Duo S | USB UART |
|:------------:|:--------:|
| __GND__ (Pin 6) | __GND__ |
| __TX__ (Pin 8) | __RX__ |
| __RX__ (Pin 10) | __TX__ |
[(Source)](https://milkv.io/docs/duo/getting-started/duos#uart-serial-console)
USB UART Dongle must be [__CP2102__](http://sun-light.com.sg/index.php?route=product/product&product_id=2367), it doesn't like [__CH340G__](https://pine64.com/product/serial-console-woodpecker-edition/) 😬
Flip the switch so it's set to "__`RV`__" (RISC-V) instead of "__`Arm`__"...
![Switch to "RV" (RISC-V) instead of "Arm"](https://lupyuen.github.io/images/sg2000-switch.jpg) ![Switch to "RV" (RISC-V) instead of "Arm"](https://lupyuen.github.io/images/sg2000-switch.jpg)
Power up via the USB-C Port. We should see in RISC-V Mode... Power up the board via the USB-C Port. We should see...
https://gist.github.com/lupyuen/a7c3af98be36dcd5cc5b45f5aadc5d16 https://gist.github.com/lupyuen/a7c3af98be36dcd5cc5b45f5aadc5d16