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comparison tempctrl.c @ 82:93388163e037 default tip

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Fix 'none' mode.
author Daniel O'Connor <darius@dons.net.au>
date Mon, 01 Apr 2013 23:39:25 +1030
parents 781071a115be
children
comparison
equal deleted inserted replaced
81:781071a115be 82:93388163e037
220 checktime = t + settings.check_interval; 220 checktime = t + settings.check_interval;
221 221
222 /* Don't do any logging, just force idle and leave */ 222 /* Don't do any logging, just force idle and leave */
223 if (settings.mode == TC_MODE_NOTHING) { 223 if (settings.mode == TC_MODE_NOTHING) {
224 nextstate = 'i'; 224 nextstate = 'i';
225 goto setstate; 225 goto skip;
226 } 226 }
227 227
228 /* Update our temperatures 228 /* Update our temperatures
229 * Can take a while (800ms each!) so reset the WDT 229 * Can take a while (800ms each!) so reset the WDT
230 */ 230 */
257 diff = fermenter_temp - settings.target_temp; 257 diff = fermenter_temp - settings.target_temp;
258 258
259 switch (currstate) { 259 switch (currstate) {
260 case 'i': 260 case 'i':
261 /* If we're idle then only heat or cool if the temperate difference is out of the 261 /* If we're idle then only heat or cool if the temperate difference is out of the
262 * hysteresis band 262 * hysteresis band and the heater/cooler have been off long enough
263 */ 263 */
264 if (abs(diff) > settings.hysteresis) { 264 if (abs(diff) > settings.hysteresis) {
265 if (diff < 0 && settings.minheatofftime + lastheatoff < t) 265 if (diff < 0 && settings.minheatofftime + lastheatoff < t)
266 nextstate = 'h'; 266 nextstate = 'h';
267 else if (diff > 0 && settings.mincoolofftime + lastcooloff < t) 267 else if (diff > 0 && settings.mincoolofftime + lastcooloff < t)
309 else if (settings.mode == TC_MODE_HEAT) 309 else if (settings.mode == TC_MODE_HEAT)
310 nextstate = 'h'; 310 nextstate = 'h';
311 else if (settings.mode == TC_MODE_COOL) 311 else if (settings.mode == TC_MODE_COOL)
312 nextstate = 'c'; 312 nextstate = 'c';
313 313
314 // Keep track of when we last turned things on or off 314 /* Keep track of when we last turned things on or off */
315 skip:
315 switch (nextstate) { 316 switch (nextstate) {
316 case 'c': 317 case 'c':
317 if (currstate == 'h') 318 if (currstate == 'h')
318 lastheatoff = t; 319 lastheatoff = t;
319 lastcoolon = t; 320 lastcoolon = t;
332 lastheatoff = t; 333 lastheatoff = t;
333 } 334 }
334 335
335 if (nextstate != '-') 336 if (nextstate != '-')
336 currstate = nextstate; 337 currstate = nextstate;
337 338 if (settings.mode != TC_MODE_NOTHING) {
338 #if 0 339 #if 0
339 printf_P(PSTR("T: %10ld, "), t); 340 printf_P(PSTR("T: %10ld, "), t);
340 #else 341 #else
341 ds1307_printtime(PSTR(""), PSTR(": ")); 342 ds1307_printtime(PSTR(""), PSTR(": "));
342 #endif 343 #endif
343 printtemp(PSTR("Tr"), settings.target_temp, PSTR(", ")); 344 printtemp(PSTR("Tr"), settings.target_temp, PSTR(", "));
344 printtemp(PSTR("Fm"), tempt, PSTR(", ")); // Use actual value from sensor 345 printtemp(PSTR("Fm"), tempt, PSTR(", ")); // Use actual value from sensor
345 printtemp(PSTR("Fr"), fridge_temp, PSTR(", ")); 346 printtemp(PSTR("Fr"), fridge_temp, PSTR(", "));
346 printtemp(PSTR("Am"), ambient_temp, PSTR(", ")); 347 printtemp(PSTR("Am"), ambient_temp, PSTR(", "));
347 printf_P(PSTR("St: %S, Fl: %S%S\r\n"), state2long(currstate), 348 printf_P(PSTR("St: %S, Fl: %S%S\r\n"), state2long(currstate),
348 forced ? PSTR("F") : PSTR(""), 349 forced ? PSTR("F") : PSTR(""),
349 stale ? PSTR("S") : PSTR("")); 350 stale ? PSTR("S") : PSTR(""));
350 351 }
351 setstate: 352
352 setstate(currstate); 353 setstate(currstate);
353 } 354 }
354 355
355 /* Return 'time of day' (really uptime) */ 356 /* Return 'time of day' (really uptime) */
356 int32_t 357 int32_t