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The cycle time display shows the clock ticks of exceeded CPU time (including extra cycles for branches and page transitions).
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The line disassembler shows the current value of the program counter (PC), the content of the according memory address (the next instruction followed by the operands, if any), and a disassembly of the respective instruction. The status register (SR) holds the following flags (from bit 7 to 0): N This display shows all (yes its all there is) registers of a 6502/6510 CPU: PC Observe the tool-tips of any options for further information or read the description below. Using the file upload button or drag-and-drop, files may be text files containg a similar hex dump or binary files. Any heading line numbers or addresses preceded or followed by a colon (" :") are ignored, as are any comments (starting with a semicolon or a backslash).
#6502 emulator 256x240 code
The object code may be a series of byte values in hex format (in pairs of two or separated by white space and/or commas). Press "Show Memory" to display a page of memory starting at the currently specified start address.Ĭlick the option "live update" to observe any changes to the memory in real-time.Optionally click the checbox "trace" for a detailed log of operations.Click the buttons "Single Step" or "Continuous Run".At the processor display, set the program counter by either clicking the location display or its title.Enter a start address (hexadecimal) and press "Load Memory".This memory be a series of hex values or a binary file. Paste, drag-and-drop, or upload (using the file dialog button) the object code into the code field.Select your preferred color scheme by clicking the options "Dark" and "Light" at the top right.Addr instr disass | AC XR YR SP| nvdizc| # Clear