Rockbox port to Archos AV320/340/380 devices

Current Status

The port to the AV3xx series is in the preliminary planning stage. No code has yet been written.

Hardware Summary

The main components in the AV3xx series are:

• Texas Instruments TMS320DSC25? (a 54MHz arm7tdmi plus DSP, 32KB IRAM, no cache)
• Micronas MAS3587F? audio codec/DSP
• Philips TEA5767HN? FM Tuner
• Cypress CY7C68300? USB bridge
• STMicroelectronics M41ST84W? RTC

Other characteristics:

• 2.5" hard drive
• 3.8" 320x240 LCD (2 YCbCr video planes, 2 bitmap planes (1/2/4/8bpp with YCbCr palette) with hardware zooming, transparency and blending)
• 16MB RAM
• 10 buttons - 4-direction joystick, OK, ON, OFF, F1, F2, F3
• 112 x 82 x 31 mm (4.4" x 3.2" x 1.2"). 350g (12.5 oz)

ArchOpen

The AV3xx series is well supported by the ArchOpen project. This will provide a lot of source code for a Rockbox port, as well as the aoEmulator which is a hardware emulator of the AV3xx (amongst other devices).

Some links of interest from the ArchOpen wiki:

• TI_DSC25_chip
• AV3xx_Hardware_Map
• AV3xx_Chipset