+ InstructionTableRow row = (InstructionTableRow) element;
+ MicroInstructionParameter[] params = row.data.getCell(row.address).getParameters();
+ // true is 0 because the true value comes first in the combo box
+ Mnemonic newParam = boolClass.get((Integer) value);
+
+ params[index] = newParam;
+ row.data.setCell(row.address, MicroInstruction.create(params));