Difference between revisions of "F256JR"

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(Created page with "The F256 Jr is a 65C02 based system that includes the following features: * 256K of Shared System & Video RAM * TinyVICKY Graphic Chip (CFP9599) * 1x Simple RS-232 Port Share...")
 
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The F256 Jr is a 65C02 based system that includes the following features:
 
The F256 Jr is a 65C02 based system that includes the following features:
  
* 256K of Shared System & Video RAM
+
* 512K of Shared System & Video RAM (256k on the Rev A)
 +
* 256k of flash
 +
* 256k of cartridge ram/rom
 
* TinyVICKY Graphic Chip (CFP9599)
 
* TinyVICKY Graphic Chip (CFP9599)
* 1x Simple RS-232 Port Shared with ESP32-WIFI Slip Socket
+
* 1x Simple 3-wire UART (RS-232 Port, Feather ESP8266 wifi, or Feather MIDI)
 
* 2x Atari Style Joystick Ports, 1x DB9 to interface to NES/SNES Adapter (For Rev B Only)
 
* 2x Atari Style Joystick Ports, 1x DB9 to interface to NES/SNES Adapter (For Rev B Only)
 
* 1x IEC Port to interface to Commodore Drives
 
* 1x IEC Port to interface to Commodore Drives
 
* 2x Internal PSG Sound Chip
 
* 2x Internal PSG Sound Chip
 
* 2x External SID Sockets
 
* 2x External SID Sockets
 +
 +
= Hardware Setup =
 +
* [[File:Pinout_Jr_December_7th_Trans.png]]
 +
* [[File:JrRevBmouse.png]]
 +
 +
= Kernels =
 +
There are two kernels for the Jr.
 +
 +
* The TinyCore MicroKernel comes installed by default.  It is an advanced kernel with an integrated IP stack.
 +
* OpenKERNAL is a clean-room clone of the CBM KERNAL as described in the C64 documentation
 +
 +
 +
 +
= Hardware Setup =
 +
* Port pin-outs
 +
* Adding a mouse port on early Rev B Boards
 +
*
  
 
= Documents =
 
= Documents =

Revision as of 11:54, 23 January 2023

The F256 Jr is a 65C02 based system that includes the following features:

  • 512K of Shared System & Video RAM (256k on the Rev A)
  • 256k of flash
  • 256k of cartridge ram/rom
  • TinyVICKY Graphic Chip (CFP9599)
  • 1x Simple 3-wire UART (RS-232 Port, Feather ESP8266 wifi, or Feather MIDI)
  • 2x Atari Style Joystick Ports, 1x DB9 to interface to NES/SNES Adapter (For Rev B Only)
  • 1x IEC Port to interface to Commodore Drives
  • 2x Internal PSG Sound Chip
  • 2x External SID Sockets

Hardware Setup

  • Pinout Jr December 7th Trans.png
  • JrRevBmouse.png

Kernels

There are two kernels for the Jr.

  • The TinyCore MicroKernel comes installed by default. It is an advanced kernel with an integrated IP stack.
  • OpenKERNAL is a clean-room clone of the CBM KERNAL as described in the C64 documentation


Hardware Setup

  • Port pin-outs
  • Adding a mouse port on early Rev B Boards

Documents

Hardware Setup

Ports and Connectors