Search found 2 matches

by tebe6502
Sun Oct 07, 2018 11:19 am
Forum: Programming
Topic: Writing a MOD player
Replies: 8
Views: 9194

Re: Writing a MOD player

Atari XE/XL, POKEY 6bit, CPU 65816 (HighMem)

sample_loop (IRQ 15KHz)


irq
.ia16

sta regA
stx regX

.ia8

lda #0
sta.l IRQEN
lda #1
sta.l IRQEN


v0 lda #0
sta.l audc1

v1 lda #0
sta.l audc2

v2 lda #0
sta.l audc3


; ---
; --- AUDC 1
; ---

clc

ist_0 lda #0
iad0_m adc #0
sta ist_0 ...
by tebe6502
Fri Oct 05, 2018 11:05 pm
Forum: Programming
Topic: 128 bit Floating Point 65C816 implementation
Replies: 43
Views: 21957

Re: 128 bit Floating Point 65C816 implementation

32,64,128 bit

why not, ieee754-16 (half single)

https://en.wikipedia.org/wiki/Half-prec ... int_format