diff --git a/cia-global_8asm.html b/cia-global_8asm.html index b70fae8..b8e58b1 100644 --- a/cia-global_8asm.html +++ b/cia-global_8asm.html @@ -110,6 +110,9 @@
Cia module.
@@ -169,6 +172,30 @@macro c128lib_DisableCIAInterrupts | +( | +) | ++ |
Disables the interrupts from both CIA chips.
+This macro disables the interrupts from both CIA chips on a Commodore 64. It loads the accumulator with the value $7F, which disables all interrupt sources, and then stores this value in the IRQ control registers of both CIA chips. It then reads the IRQ control registers to confirm the changes.
+