J51 is a Intel MCS51 emulator with all the standard integrated peripherals. A disassembler with an integrated debugger is also included. Standard peripherals emulated are Timer 0/1 (Mode 0, 1, 2, and interrupts), serial interface in polled and interrupt mode, standard I/O, and ports 0 to 4. Microprocessors emulated are the Intel MCS 8051 (no peripherals), Intel 8051, Intel 8052, Philips LPC674, and Philips LPc900.
|Tags||education Testing Software Development Assemblers Debuggers Disassemblers Embedded Systems|
|Operating Systems||OS Independent|
Release Notes: This is the J51 final release. It has better performance.
Release Notes: A new user interface was added for Diseqc. Support was added for generic I2c. The source was migrated from CVS to SVN. Simulation performance was improved with a new memory model.
Release Notes: Many bugs were fixed. The GUI and support for CMON51 were improved.
Release Notes: The assembler panel now uses JTable. Performance was improved with the new design of the disassembler. The performance of Timer and Timer2 was improved. More compiled samples were added. The GUI was made better and more frendly.
Release Notes: Bugs in many opcodes were fixed. Execution statistics were added. Partial support for CPUs of the Silabs family was added. Performance was improved and testing was done with Java 1.4.2 and better.