{
  "SETPIN": {
    "opcode": "0x01",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Set a digital pin HIGH or LOW.",
    "usage": "SETPIN <Pin Number> <Level>",
    "params": [
      {
        "name": "Pin Number",
        "description": "Digital I/O pin index"
      },
      {
        "name": "Level",
        "description": "0 = LOW, 1 = HIGH"
      }
    ],
    "examples": [
      "SETPIN 0x03 0x01",
      "SETPIN 0x03 0x00"
    ],
    "notes": "Used for digital output control."
  },
  "SETIN": {
    "opcode": "0x02",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Configure a pin as input.",
    "usage": "SETIN <Pin Number>",
    "params": [
      {
        "name": "Pin Number",
        "description": "Digital I/O pin index"
      }
    ]
  },
  "SETOUT": {
    "opcode": "0x09",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Configure a pin as output.",
    "usage": "SETOUT <Pin Number>",
    "params": [
      {
        "name": "Pin Number",
        "description": "Digital I/O pin index"
      }
    ]
  },
  "RDPIN": {
    "opcode": "0x03",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Read digital pin state into a register.",
    "usage": "RDPIN <Pin Number> <Out Register>",
    "params": [
      {
        "name": "Pin Number",
        "description": "Digital I/O pin index"
      },
      {
        "name": "Out Register",
        "description": "Destination register"
      }
    ],
    "examples": [
      "RDPIN 0x05 R1"
    ]
  },
  "MULTIO": {
    "opcode": "0x05",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Perform multi-pin output operation.",
    "usage": "MULTIO <Pin Number> <Pin Number> <Pin Number>",
    "params": [
      {
        "name": "Pin Number",
        "description": "First pin"
      },
      {
        "name": "Pin Number",
        "description": "Second pin"
      },
      {
        "name": "Pin Number",
        "description": "Third pin"
      }
    ]
  },
  "MULTII": {
    "opcode": "0x06",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Perform multi-pin input operation.",
    "usage": "MULTII <Pin Number> <Pin Number> <Pin Number>",
    "params": [
      {
        "name": "Pin Number",
        "description": "First pin"
      },
      {
        "name": "Pin Number",
        "description": "Second pin"
      },
      {
        "name": "Pin Number",
        "description": "Third pin"
      }
    ]
  },
  "MULTIHI": {
    "opcode": "0x07",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Set multiple pins HIGH.",
    "usage": "MULTIHI <Pin Number> <Pin Number> <Pin Number>",
    "params": [
      {
        "name": "Pin Number",
        "description": "First pin"
      },
      {
        "name": "Pin Number",
        "description": "Second pin"
      },
      {
        "name": "Pin Number",
        "description": "Third pin"
      }
    ]
  },
  "MULTILO": {
    "opcode": "0x08",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Set multiple pins LOW.",
    "usage": "MULTILO <Pin Number> <Pin Number> <Pin Number>",
    "params": [
      {
        "name": "Pin Number",
        "description": "First pin"
      },
      {
        "name": "Pin Number",
        "description": "Second pin"
      },
      {
        "name": "Pin Number",
        "description": "Third pin"
      }
    ]
  },
  "ASAFE": {
    "opcode": "0x0B",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Apply safe-state configuration.",
    "usage": "ASAFE",
    "params": []
  },
  "GOSTRT": {
    "opcode": "0x0D",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Go/start execution or sequence.",
    "usage": "GOSTRT",
    "params": []
  },
  "ALLDIR": {
    "opcode": "0x0E",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Set direction for side A and side B.",
    "usage": "ALLDIR <Side A> <Side B>",
    "params": [
      {
        "name": "Side A",
        "description": "Direction value for side A"
      },
      {
        "name": "Side B",
        "description": "Direction value for side B"
      }
    ]
  },
  "ALLEVEL": {
    "opcode": "0x0F",
    "firmware": "1.0.0",
    "category": "Core IO",
    "description": "Set output levels for side A and side B.",
    "usage": "ALLEVEL <Side A> <Side B>",
    "params": [
      {
        "name": "Side A",
        "description": "Level value for side A"
      },
      {
        "name": "Side B",
        "description": "Level value for side B"
      }
    ]
  },
  "SETADDR": {
    "opcode": "0x21",
    "firmware": "1.0.0",
    "category": "Addressing",
    "description": "Set an address value with bit-width and direction.",
    "usage": "SETADDR <Number Bits> <Address> <In/Out>",
    "params": [
      {
        "name": "Number Bits",
        "description": "Bit-width of address"
      },
      {
        "name": "Address",
        "description": "Address value"
      },
      {
        "name": "In/Out",
        "description": "Direction/select mode"
      }
    ]
  },
  "GETADDR": {
    "opcode": "0x27",
    "firmware": "1.0.0",
    "category": "Addressing",
    "description": "Read address lines into an output register.",
    "usage": "GETADDR <Number Bits> <Out Register>",
    "params": [
      {
        "name": "Number Bits",
        "description": "Bit-width of address"
      },
      {
        "name": "Out Register",
        "description": "Destination register"
      }
    ]
  },
  "ADDRBIT": {
    "opcode": "0x20",
    "firmware": "1.0.0",
    "category": "Addressing",
    "description": "Map/set a specific address bit to a pin.",
    "usage": "ADDRBIT <Address Bit> <Pin Number>",
    "params": [
      {
        "name": "Address Bit",
        "description": "Address bit index"
      },
      {
        "name": "Pin Number",
        "description": "Digital I/O pin index"
      }
    ]
  },
  "DEFADDR": {
    "opcode": "0x22",
    "firmware": "1.0.0",
    "category": "Addressing",
    "description": "Define base and low/high bit ranges for addressing.",
    "usage": "DEFADDR <Base> <Lo-Bits (LSB)> <Hi-Bits (MSB)>",
    "params": [
      {
        "name": "Base",
        "description": "Base address"
      },
      {
        "name": "Lo-Bits (LSB)",
        "description": "Low bits"
      },
      {
        "name": "Hi-Bits (MSB)",
        "description": "High bits"
      }
    ]
  },
  "ADDRCLR": {
    "opcode": "0x02",
    "firmware": "1.0.0",
    "category": "Addressing",
    "description": "Clear an address bit mapping.",
    "usage": "ADDRCLR <Address Bit> <Pin Number>",
    "params": [
      {
        "name": "Address Bit",
        "description": "Address bit index"
      },
      {
        "name": "Pin Number",
        "description": "Digital I/O pin index"
      }
    ]
  },
  "LOOP": {
    "opcode": "0x10",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Begin a loop for a fixed number of iterations.",
    "usage": "LOOP <Number of Loops>",
    "params": [
      {
        "name": "Number of Loops",
        "description": "Loop count"
      }
    ]
  },
  "ENDLOOP": {
    "opcode": "0x11",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "End a LOOP block.",
    "usage": "ENDLOOP",
    "params": []
  },
  "BRKLOOP": {
    "opcode": "0x13",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Break out of current loop.",
    "usage": "BRKLOOP",
    "params": []
  },
  "DELUS": {
    "opcode": "0x16",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Delay in microseconds.",
    "usage": "DELUS <Microseconds>",
    "params": [
      {
        "name": "Microseconds",
        "description": "Delay duration"
      }
    ]
  },
  "DELMS": {
    "opcode": "0x17",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Delay in milliseconds.",
    "usage": "DELMS <Milliseconds>",
    "params": [
      {
        "name": "Milliseconds",
        "description": "Delay duration"
      }
    ]
  },
  "WHILE": {
    "opcode": "0x18",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Begin a WHILE conditional loop.",
    "usage": "WHILE <Operator> <Left Value> <Right Value>",
    "params": [
      {
        "name": "Operator",
        "description": "Comparison operator"
      },
      {
        "name": "Left Value",
        "description": "Left operand"
      },
      {
        "name": "Right Value",
        "description": "Right operand"
      }
    ]
  },
  "ENDWHL": {
    "opcode": "0x19",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "End a WHILE block.",
    "usage": "ENDWHL",
    "params": []
  },
  "JMP": {
    "opcode": "0x1A",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Jump to a line or opcode location.",
    "usage": "JMP <Line/Opcode Number>",
    "params": [
      {
        "name": "Line/Opcode Number",
        "description": "Jump target"
      }
    ]
  },
  "DOUNTIL": {
    "opcode": "0x1B",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Begin a DO...UNTIL block.",
    "usage": "DOUNTIL",
    "params": []
  },
  "ENDUNTIL": {
    "opcode": "0x1C",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "End a DO...UNTIL block with condition.",
    "usage": "ENDUNTIL <Operator> <Left Value> <Right Value>",
    "params": [
      {
        "name": "Operator",
        "description": "Comparison operator"
      },
      {
        "name": "Left Value",
        "description": "Left operand"
      },
      {
        "name": "Right Value",
        "description": "Right operand"
      }
    ]
  },
  "CLKST": {
    "opcode": "0x1D",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Start clock output on a pin at specified KHz.",
    "usage": "CLKST <Pin Number> <KHz>",
    "params": [
      {
        "name": "Pin Number",
        "description": "Digital I/O pin index"
      },
      {
        "name": "KHz",
        "description": "Clock frequency"
      }
    ]
  },
  "CLKSTP": {
    "opcode": "0x1E",
    "firmware": "1.0.0",
    "category": "Flow Control / Timing",
    "description": "Stop the generated clock output.",
    "usage": "CLKSTP",
    "params": []
  },
  "IF": {
    "opcode": "0x50",
    "firmware": "1.0.0",
    "category": "Conditionals",
    "description": "Begin IF conditional block.",
    "usage": "IF <Operator> <Left Value> <Right Value>",
    "params": [
      {
        "name": "Operator",
        "description": "Comparison operator"
      },
      {
        "name": "Left Value",
        "description": "Left operand"
      },
      {
        "name": "Right Value",
        "description": "Right operand"
      }
    ]
  },
  "ENDIF": {
    "opcode": "0x51",
    "firmware": "1.0.0",
    "category": "Conditionals",
    "description": "End IF conditional block.",
    "usage": "ENDIF <Operator> <Left Value> <Right Value>",
    "params": [
      {
        "name": "Operator",
        "description": "Comparison operator"
      },
      {
        "name": "Left Value",
        "description": "Left operand"
      },
      {
        "name": "Right Value",
        "description": "Right operand"
      }
    ]
  },
  "SHOSTR": {
    "opcode": "0x60",
    "firmware": "1.0.0",
    "category": "UI / Screen",
    "description": "Show a string at screen coordinates.",
    "usage": "SHOSTR <String Index> <X Position> <Y Position>",
    "params": [
      {
        "name": "String Index",
        "description": "String table index"
      },
      {
        "name": "X Position",
        "description": "Horizontal position"
      },
      {
        "name": "Y Position",
        "description": "Vertical position"
      }
    ]
  },
  "FILSCR": {
    "opcode": "0x61",
    "firmware": "1.0.0",
    "category": "UI / Screen",
    "description": "Fill screen with an RGB565 color.",
    "usage": "FILSCR <RGB565 Colour>",
    "params": [
      {
        "name": "RGB565 Colour",
        "description": "Fill color"
      }
    ]
  },
  "TXTCOL": {
    "opcode": "0x63",
    "firmware": "1.0.0",
    "category": "UI / Screen",
    "description": "Set text foreground/background colors.",
    "usage": "TXTCOL <RGB565 Colour> <RGB565 Colour>",
    "params": [
      {
        "name": "RGB565 Colour",
        "description": "Text color"
      },
      {
        "name": "RGB565 Colour",
        "description": "Background color"
      }
    ]
  },
  "PROG": {
    "opcode": "0x64",
    "firmware": "1.0.0",
    "category": "UI / Screen",
    "description": "Render/update progress indicator.",
    "usage": "PROG <Percent> <Fill Colour> <Background Colour>",
    "params": [
      {
        "name": "Percent",
        "description": "Progress percentage"
      },
      {
        "name": "Fill Colour",
        "description": "Bar fill color"
      },
      {
        "name": "Background Colour",
        "description": "Bar background color"
      }
    ]
  },
  "UDSCRN": {
    "opcode": "0x6F",
    "firmware": "1.0.0",
    "category": "UI / Screen",
    "description": "Update/refresh screen.",
    "usage": "UDSCRN",
    "params": []
  },
  "BTNPR": {
    "opcode": "0x6A",
    "firmware": "1.0.0",
    "category": "LEDs / Buttons",
    "description": "Jump when a button is pressed.",
    "usage": "BTNPR <Button Number> <Jump Location>",
    "params": [
      {
        "name": "Button Number",
        "description": "Button index"
      },
      {
        "name": "Jump Location",
        "description": "Target location"
      }
    ]
  },
  "BTNWT": {
    "opcode": "0x6B",
    "firmware": "1.0.0",
    "category": "LEDs / Buttons",
    "description": "Wait for a button event.",
    "usage": "BTNWT <Button Number>",
    "params": [
      {
        "name": "Button Number",
        "description": "Button index"
      }
    ]
  },
  "LEDON": {
    "opcode": "0x6C",
    "firmware": "1.0.0",
    "category": "LEDs / Buttons",
    "description": "Turn status LED on.",
    "usage": "LEDON",
    "params": []
  },
  "LEDOFF": {
    "opcode": "0x6D",
    "firmware": "1.0.0",
    "category": "LEDs / Buttons",
    "description": "Turn status LED off.",
    "usage": "LEDOFF",
    "params": []
  },
  "BLNKON": {
    "opcode": "0x68",
    "firmware": "1.0.0",
    "category": "LEDs / Buttons",
    "description": "Enable blinking with a specified interval.",
    "usage": "BLNKON <Speed in Milliseconds>",
    "params": [
      {
        "name": "Speed in Milliseconds",
        "description": "Blink period"
      }
    ]
  },
  "BLNKOFF": {
    "opcode": "0x69",
    "firmware": "1.0.0",
    "category": "LEDs / Buttons",
    "description": "Disable blinking.",
    "usage": "BLNKOFF",
    "params": []
  },
  "REGLOD": {
    "opcode": "0x40",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Load register with number or register value.",
    "usage": "REGLOD <Register Number> <Number or Register>",
    "params": [
      {
        "name": "Register Number",
        "description": "Destination register"
      },
      {
        "name": "Number or Register",
        "description": "Source value"
      }
    ]
  },
  "REGCLR": {
    "opcode": "0x41",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Clear register value.",
    "usage": "REGCLR <Register Number>",
    "params": [
      {
        "name": "Register Number",
        "description": "Target register"
      }
    ]
  },
  "REGINC": {
    "opcode": "0x42",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Increment register value.",
    "usage": "REGINC <Register Number>",
    "params": [
      {
        "name": "Register Number",
        "description": "Target register"
      }
    ]
  },
  "REGDEC": {
    "opcode": "0x43",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Decrement register value.",
    "usage": "REGDEC <Register Number>",
    "params": [
      {
        "name": "Register Number",
        "description": "Target register"
      }
    ]
  },
  "ADD": {
    "opcode": "0x44",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Add two values and store in output register.",
    "usage": "ADD <Number 0x01> <Number 0x02> <Register Out>",
    "params": [
      {
        "name": "Number 1",
        "description": "First operand"
      },
      {
        "name": "Number 2",
        "description": "Second operand"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "SUBTR": {
    "opcode": "0x45",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Subtract second value from first and store result.",
    "usage": "SUBTR <Number 0x01> <Number 0x02> <Register Out>",
    "params": [
      {
        "name": "Number 1",
        "description": "Left operand"
      },
      {
        "name": "Number 2",
        "description": "Right operand"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "MULT": {
    "opcode": "0x46",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Multiply two values and store result.",
    "usage": "MULT <Number 0x01> <Number 0x02> <Register Out>",
    "params": [
      {
        "name": "Number 1",
        "description": "First operand"
      },
      {
        "name": "Number 2",
        "description": "Second operand"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "DIV": {
    "opcode": "0x47",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Divide first value by second and store result.",
    "usage": "DIV <Number 0x01> <Number 0x02> <Register Out>",
    "params": [
      {
        "name": "Number 1",
        "description": "Dividend"
      },
      {
        "name": "Number 2",
        "description": "Divisor"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "RNG": {
    "opcode": "0x49",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Generate random value in a range.",
    "usage": "RNG <Minimum> <Maximum> <Register Out>",
    "params": [
      {
        "name": "Minimum",
        "description": "Lower bound"
      },
      {
        "name": "Maximum",
        "description": "Upper bound"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "AND": {
    "opcode": "0x4A",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Bitwise AND of two values.",
    "usage": "AND <Left Value> <Right Value> <Register Out>",
    "params": [
      {
        "name": "Left Value",
        "description": "Left operand"
      },
      {
        "name": "Right Value",
        "description": "Right operand"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "OR": {
    "opcode": "0x4B",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Bitwise OR of two values.",
    "usage": "OR <Left Value> <Right Value> <Register Out>",
    "params": [
      {
        "name": "Left Value",
        "description": "Left operand"
      },
      {
        "name": "Right Value",
        "description": "Right operand"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "SHL": {
    "opcode": "0x4C",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Shift value left by amount.",
    "usage": "SHL <Value> <Shift Amount> <Register Out>",
    "params": [
      {
        "name": "Value",
        "description": "Input value"
      },
      {
        "name": "Shift Amount",
        "description": "Number of bits"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "SHR": {
    "opcode": "0x4D",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Shift value right by amount.",
    "usage": "SHR <Value> <Shift Amount> <Register Out>",
    "params": [
      {
        "name": "Value",
        "description": "Input value"
      },
      {
        "name": "Shift Amount",
        "description": "Number of bits"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "NOT": {
    "opcode": "0x4E",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Bitwise NOT of value.",
    "usage": "NOT <Value> <Register Out>",
    "params": [
      {
        "name": "Value",
        "description": "Input value"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "XOR": {
    "opcode": "0x4F",
    "firmware": "1.0.0",
    "category": "Registers / ALU",
    "description": "Bitwise XOR of two values.",
    "usage": "XOR <Left Value> <Right Value> <Register Out>",
    "params": [
      {
        "name": "Left Value",
        "description": "Left operand"
      },
      {
        "name": "Right Value",
        "description": "Right operand"
      },
      {
        "name": "Register Out",
        "description": "Destination register"
      }
    ]
  },
  "FANON": {
    "opcode": "0x24",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Control fan state/value.",
    "usage": "FANON <Value>",
    "params": [
      {
        "name": "Value",
        "description": "Fan control value"
      }
    ]
  },
  "ARRADD": {
    "opcode": "0x25",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Store register value into array index.",
    "usage": "ARRADD <Array A or B> <Array Index> <Register Number>",
    "params": [
      {
        "name": "Array A or B",
        "description": "Array selector"
      },
      {
        "name": "Array Index",
        "description": "Element index"
      },
      {
        "name": "Register Number",
        "description": "Source register"
      }
    ]
  },
  "ARRGET": {
    "opcode": "0x26",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Load array value into register.",
    "usage": "ARRGET <Array A or B> <Array Index> <Out Reg>",
    "params": [
      {
        "name": "Array A or B",
        "description": "Array selector"
      },
      {
        "name": "Array Index",
        "description": "Element index"
      },
      {
        "name": "Out Reg",
        "description": "Destination register"
      }
    ]
  },
  "PHIZ": {
    "opcode": "0x28",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Set pin to high-impedance mode.",
    "usage": "PHIZ <Pin NUmber>",
    "params": [
      {
        "name": "Pin NUmber",
        "description": "Digital I/O pin index"
      }
    ]
  },
  "TOGPIN": {
    "opcode": "0x29",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Toggle/set pin high or low.",
    "usage": "TOGPIN <Pin Number> <Hi/Lo>",
    "params": [
      {
        "name": "Pin Number",
        "description": "Digital I/O pin index"
      },
      {
        "name": "Hi/Lo",
        "description": "Target level"
      }
    ]
  },
  "PIN2ARR": {
    "opcode": "0x2A",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Map pin nibble data into array selection.",
    "usage": "PIN2ARR <Array A or B> <Lower 0x04> <Upper 0x04>",
    "params": [
      {
        "name": "Array A or B",
        "description": "Array selector"
      },
      {
        "name": "Lower 4",
        "description": "Lower nibble"
      },
      {
        "name": "Upper 4",
        "description": "Upper nibble"
      }
    ]
  },
  "DEF8": {
    "opcode": "0x2B",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Define 8-bit entry low/high parts.",
    "usage": "DEF8 <Index> <Lo-Bits (LSB)> <Hi-Bits (MSB)>",
    "params": [
      {
        "name": "Index",
        "description": "Entry index"
      },
      {
        "name": "Lo-Bits (LSB)",
        "description": "Low bits"
      },
      {
        "name": "Hi-Bits (MSB)",
        "description": "High bits"
      }
    ]
  },
  "SET8": {
    "opcode": "0x2C",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Set 8-bit indexed address configuration.",
    "usage": "SET8 <Index> <Address> <In/Out>",
    "params": [
      {
        "name": "Index",
        "description": "Entry index"
      },
      {
        "name": "Address",
        "description": "Address value"
      },
      {
        "name": "In/Out",
        "description": "Direction/select mode"
      }
    ]
  },
  "GET8": {
    "opcode": "0x2D",
    "firmware": "1.0.0",
    "category": "Arrays / Misc",
    "description": "Read 8-bit indexed value into register.",
    "usage": "GET8 <Index> <Out Register>",
    "params": [
      {
        "name": "Index",
        "description": "Entry index"
      },
      {
        "name": "Out Register",
        "description": "Destination register"
      }
    ]
  },
  "PASSFAIL": {
    "opcode": "0xF2",
    "firmware": "1.0.0",
    "category": "Test Control",
    "description": "Mark pass/fail state (1=pass, 0=fail).",
    "usage": "PASSFAIL <Pass 0x01,Fail 0x00>",
    "params": [
      {
        "name": "Pass 1,Fail 0",
        "description": "Result flag"
      }
    ]
  },
  "ENDTEST": {
    "opcode": "0xF0",
    "firmware": "1.0.0",
    "category": "Test Control",
    "description": "End test execution.",
    "usage": "ENDTEST",
    "params": []
  },
  "FUNC": {
    "opcode": "0xC1",
    "firmware": "1.0.2",
    "category": "Function Support",
    "description": "Declare function entry point.",
    "usage": "FUNC <Function Name>",
    "params": [
      {
        "name": "Function Name",
        "description": "Function identifier"
      }
    ]
  },
  "ENDFUNC": {
    "opcode": "0xC2",
    "firmware": "1.0.2",
    "category": "Function Support",
    "description": "End function definition.",
    "usage": "ENDFUNC",
    "params": []
  },
  "CALL": {
    "opcode": "0xC3",
    "firmware": "1.0.2",
    "category": "Function Support",
    "description": "Call function by name.",
    "usage": "CALL <Function Name>",
    "params": [
      {
        "name": "Function Name",
        "description": "Function identifier"
      }
    ]
  }
}