OS-9/CE   OS-9 Community Edition

OS-9/CE for RPI0W will be distributed as a zipped .img file.   

To create a bootable OS-9 Micro-SD card:

1. you need a MicroSD card 4GB or larger in size .   The .img is a 4GB MicroSD card

2. unzip the distribution

3. using winimager https://sourceforge.net/projects/win32diskimager/files/latest/download or similar program   Write the image to the MciroSD card

4. Insert the MicorSD card in the RPI0W

5.  OS-9 will boot up to the console on the serial port on the header.  OS-9 will also use a RTC clock DS1337 or compatible. 

6. once booted the Xibse9 may be started, you will need a USB KBD and Mouse, and a HDMI monitor.


OS-9/CE is a fully functional OS-9 BSP. it include the Ultra-C compiler, and tools kit.   There is not a resident source debugger.

Ethernet is implemented using a USB dongle device https://www.amazon.com/gp/product/B00MYT481C/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1

Known Issues:

1. USB is PIO only.   Very SLOW on USB flash drives.

2. WIFI stack not yet supported.