58 lines
1.5 KiB
NASM
58 lines
1.5 KiB
NASM
; ***************************************************************************
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; copyright : (C) 2026 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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; defs
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; ***************************************************************************
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; code
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.cseg
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Ds1307_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_TIME_REQSET
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breq Ds1307_OnPacketReceived_set
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clc ; unexpected msg
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ret
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Ds1307_OnPacketReceived_set:
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ldi zl, LOW(ds1307RecvBuffer)
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ldi zh, HIGH(ds1307RecvBuffer)
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bigcall netMsgTimeRead ; r22=sender, r23=command, r25:r24=msg id
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push r22
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push r15
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in r15, SREG
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cli
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clr r16
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ldi r17, 7
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ldi zl, LOW(ds1307RecvBuffer)
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ldi zh, HIGH(ds1307RecvBuffer)
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rcall ds1307SendData ; (r16, r17, r18, r19, r20, r22, Z)
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out SREG, r15
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pop r15
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pop r22
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lds r16, ds1307Flags
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sbr r16, (1<<DS1307_FLAGS_VALID_BIT)
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sts ds1307Flags, r16
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#ifdef MODULES_NETWORK
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rcall Ds1307RespondToSetTime
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#endif
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sec
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ret
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; @end
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