RL02 to PC image

emanuel stiebler emu at e-bbes.com
Tue Dec 26 12:30:20 CST 2017

On 2017-12-15 22:35, Chuck Guzis via cctalk wrote:

Hello Chuck,
I started with the stm32f407 a while ago, but gave up,
the support wasn't there than.

> I've lately been doing the data transfer stuff using STM32F407
> development boards.  Cheap ($12 shipped), with a 168MHz ARM CPU and
> 84Mhz peripheral clocks with multichannel DMA to 192K RAM.  Lots of fast
> 5V tolerant GPIO.

$12 development boards? Which ones do you use?

> In my case, I use the SDIO facility (4 wire) to an SDHC, with Chan's
> FATFS filesystem code.   Do all your imaging to SDHC (a 16 or 32GB card
> should image a lot of RL02s) and then read the card on a PC platform.
> Simple, fast and cheap.   If you need UARTs, they're on the chip as well
> and can run stupid-fast.

Do you use gcc, or the eval tools  from STM?


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