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...sbeliever on XCE: https://undisbeliever.net/snesdev/65816-opcodes.html#xce-exchange-carry-and-emulation-bits [[Category:Exchange Instructions]]

...sbeliever on XBA: https://undisbeliever.net/snesdev/65816-opcodes.html#xba-exchange-the-b-and-a-accumulators [[Category:Exchange Instructions]]

== Loading instructions == These instructions load an 8-bit or a 16-bit value into one of the three registers.

...2 code will continue to work on it without changes (provided only official instructions are used), but this guide intends to highlight some differences that you sh ...ister sizes are changed with the new <code>REP</code> and <code>SEP</code> instructions. They take an 8-bit immediate operand and REset or SEt bits in the flags re