56 lines
1.6 KiB
NASM
56 lines
1.6 KiB
NASM
; ***************************************************************************
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; copyright : (C) 2024 by Martin Preuss
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; email : martin@libchipcard.de
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;
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; ***************************************************************************
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; * This file is part of the project "AqHome". *
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; * Please see toplevel file COPYING of that project for license details. *
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; ***************************************************************************
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; ---------------------------------------------------------------------------
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; @routine SK6812_OnPacketReceived @global
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;
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; @clobbers any, -X
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SK6812_OnPacketReceived:
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adiw xh:xl, NETMSG_OFFS_CMD ; command
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ld r16, X
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sbiw xh:xl, NETMSG_OFFS_CMD
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cpi r16, NETMSG_CMD_VALUE_SET
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breq SK6812_OnPacketReceived_set
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clc ; unexpected msg
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ret
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SK6812_OnPacketReceived_set:
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rcall NETMSG_ValueRead ; (none)
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cpi r17, VALUE_ID_LED_RGBW_VALUE
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breq SK6812_OnPacketReceived_setRGBW
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cpi r17, VALUE_ID_LED_NUMLEDS
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breq SK6812_OnPacketReceived_setNumLeds
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clc
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ret
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SK6812_OnPacketReceived_setRGBW:
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push r17
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push r24
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push r25
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rcall SK6812_SetAllColor ; value is in R18-R21 (r16, r17, r23, r24, r25)
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pop r25
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pop r24
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pop r17
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rjmp SK6812_OnPacketReceived_sendAck
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SK6812_OnPacketReceived_setNumLeds:
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sts sk6812NumLeds, r18
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SK6812_OnPacketReceived_sendAck:
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push xl
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push xh
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ldi r23, NETMSG_CMD_VALUE_SET_ACK
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rcall Main_SendValueResponse
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pop xh
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pop xl
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sec
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ret
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; @end
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