; ***************************************************************************
; copyright   : (C) 2023 by Martin Preuss
; email       : martin@libchipcard.de
;
; ***************************************************************************
; * This file is part of the project "AqHome".                              *
; * Please see toplevel file COPYING of that project for license details.   *
; ***************************************************************************



; ***************************************************************************
; data

.dseg

ledSimpleTimer:      .byte 1



; ***************************************************************************
; code

.cseg


LED_SIMPLE_BEGIN:



; ---------------------------------------------------------------------------
; LedSimple_Init
;
; IN:
; - nothing
; OUT:
; - CFLAG: set if okay, clear on error
; USED: R1, R2, R3, R4, R16, R17, X

LedSimple_Init:
  sbi LED_SIMPLE_DDR, LED_SIMPLE_PINNUM  ; out
  cbi LED_SIMPLE_PORT, LED_SIMPLE_PINNUM ; on
  ldi r16, LED_SIMPLE_ONTIME
  sts ledSimpleTimer, r16
  sec
  ret


; ---------------------------------------------------------------------------
; LedSimple_Every100ms
;
; IN:
; - nothing
; OUT:
; - nothing
; USED: 

LedSimple_Every100ms:
  lds r16, ledSimpleTimer
  dec r16
  breq LedSimple_Every100ms_zero
  rjmp LedSimple_Every100ms_setTimer
LedSimple_Every100ms_zero:
  sbic LED_SIMPLE_PORT, LED_SIMPLE_PINNUM ; skip next op if LED is on
    rjmp LedSimple_Tick_isOff
  ; is on
  sbi LED_SIMPLE_PORT, LED_SIMPLE_PINNUM ; off
  ldi r16, LED_SIMPLE_OFFTIME
  rjmp LedSimple_Every100ms_setTimer
LedSimple_Tick_isOff:
  cbi LED_SIMPLE_PORT, LED_SIMPLE_PINNUM ; on
  ldi r16, LED_SIMPLE_ONTIME
LedSimple_Every100ms_setTimer:
  sts ledSimpleTimer, r16
  ret



LED_SIMPLE_END:
.equ MODULE_SIZE_LED_SIMPLE = LED_SIMPLE_END-LED_SIMPLE_BEGIN