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sk6812 now works again (at least with 1m LEDs).

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This commit is contained in:
Martin Preuss
2025-05-04 03:35:28 +02:00
parent 2ac090cf14
commit e6ea506a74
2 changed files with 12 additions and 17 deletions
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15
avr/modules/sk6812/main.asm
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@@ -33,9 +33,6 @@ sk6812DataEnd:
.cseg
SK6812_BEGIN:
; ---------------------------------------------------------------------------
; SK6812_Init
@@ -92,7 +89,7 @@ SK6812_Fini:
; @param r19 green value
; @param r20 blue value
; @param r21 white value
; @clobbers r23 (r16, r17)
; @clobbers r23 (r16, r17, r24, r25)
SK6812_SetAllColor:
push r15
@@ -100,7 +97,7 @@ SK6812_SetAllColor:
cli
lds r23, sk6812NumLeds
SK6812_SetAllColor_loop:
rcall sk6812SendQuadruple ; (r16, r17)
rcall sk6812SendQuadruple ; (r16, r17, r24, r25)
dec r23
brne SK6812_SetAllColor_loop
out SREG, r15
@@ -149,7 +146,7 @@ sk6812SendPattern_loop2:
; @param r19 green value
; @param r20 blue value
; @param r21 white value
; @clobbers r16 (r17)
; @clobbers r16 (r17, r24, r25)
sk6812SendQuadruple:
mov r16, r19 ; G
@@ -171,8 +168,6 @@ sk6812SendQuadruple:
; @param r16 value
; @clobbers r16, r17, r24, r25
sk6812SendByte:
ldi r17, 8 ; +1
ldi r24, (1<<SK6812_PINNUM)
@@ -203,7 +198,3 @@ sk6812SendByte_sendOne:
SK6812_END:
.equ MODULE_SIZE_SK6812 = SK6812_END-SK6812_BEGIN