[Coco] Project Sneak Peek
Richard E. Crislip
rcrislip at neo.rr.com
Thu Jul 21 09:35:18 EDT 2016
On Wed, 20 Jul 2016 20:30:19 -0600
Darren A <mechacoco at gmail.com> wrote:
> On Wed, Jul 20, 2016 at 6:26 PM, Andrew wrote:
> > What is the entire purpose of the ATMega328 on the board?
> It implements the major functions of the device:
> Manages FAT16/32 file system on the SD card.
> Handles requests for virtual hard drive sector I/O.
> Emulation of WD1773 and WD2797 floppy controllers.
> 300 RPM index pulse for floppy drive emulation.
> Handles requests to set or retrieve RTC data.
> Loads ROM image files from SD Card into the 32K SRAM.
> Generates single-channel PWM output from 8-bit audio samples.
> - Darren
OK <Ignorance on> what is PWM? TIA <Ignorance off>
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