From 2c997f95cb167e9023c1a44abaeda4ea80bbc7d3 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Thu, 8 Aug 2013 22:39:50 +0000
Subject: moved usb-i2c-sl018 to tuer-rfid

git-svn-id: https://svn.spreadspace.org/avr/trunk@216 aa12f405-d877-488e-9caf-2d797e2a1cc7
---
 usb-i2c-sl018/limits.c | 103 -------------------------------------------------
 1 file changed, 103 deletions(-)
 delete mode 100644 usb-i2c-sl018/limits.c

(limited to 'usb-i2c-sl018/limits.c')

diff --git a/usb-i2c-sl018/limits.c b/usb-i2c-sl018/limits.c
deleted file mode 100644
index 027a3b5..0000000
--- a/usb-i2c-sl018/limits.c
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- *  spreadspace avr utils
- *
- *
- *  Copyright (C) 2013 Christian Pointner <equinox@spreadspace.org>
- *                     Othmar Gsenger <otti@wirdorange.org>
- *
- *  This file is part of spreadspace avr utils.
- *
- *  spreadspace avr utils is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  any later version.
- *
- *  spreadspace avr utils is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <avr/io.h>
-#include "limits.h"
-
-#define LIMITS_PIN PINC
-#define LIMITS_PORT PORTC
-#define LIMITS_DDR DDRC
-#define LIMITS_OPEN 6
-#define LIMITS_CLOSE 7
-
-#define LIMITS_LP_MAX 255
-
-void limits_init(void)
-{
-  LIMITS_DDR = LIMITS_DDR & ~(1<<LIMITS_OPEN | 1<<LIMITS_CLOSE);
-  LIMITS_PORT |= (1<<LIMITS_OPEN | 1<<LIMITS_CLOSE);
-}
-
-uint8_t limits_get_close(uint8_t pin)
-{
-  static uint8_t last_state = 1<<LIMITS_CLOSE;
-  static uint8_t lp_cnt = 0;
-
-  uint8_t state = pin & (1<<LIMITS_CLOSE);
-  if(state != last_state)
-    lp_cnt++;
-  else
-    lp_cnt += lp_cnt ? -1 : 0;
-
-  if(lp_cnt >= LIMITS_LP_MAX) {
-    last_state = state;
-    lp_cnt = 0;
-  }
-
-  return last_state;
-}
-
-uint8_t limits_get_open(uint8_t pin)
-{
-  static uint8_t last_state = 1<<LIMITS_OPEN;
-  static uint8_t lp_cnt = 0;
-
-  uint8_t state = pin & (1<<LIMITS_OPEN);
-  if(state != last_state)
-    lp_cnt++;
-  else
-    lp_cnt += lp_cnt ? -1 : 0;
-
-  if(lp_cnt >= LIMITS_LP_MAX) {
-    last_state = state;
-    lp_cnt = 0;
-  }
-
-  return last_state;
-}
-
-limits_t limits_get(void)
-{
-  uint8_t tmp = LIMITS_PIN & (1<<LIMITS_OPEN | 1<<LIMITS_CLOSE);
-  if(!limits_get_open(tmp)) {
-    if(limits_get_close(tmp))
-      return open;
-    else
-      return both;
-  }
-  else if(!limits_get_close(tmp))
-    return close;
-
-  return moving;
-}
-
-const char* limits_to_string(limits_t limits)
-{
-  switch(limits) {
-    case moving: return "...";
-    case open: return "opened";
-    case close: return "closed";
-    case both: return "error";
-  }
-  return "invalid"; // gcc - shut the fuck up!!!
-}
-- 
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