Mercurial > mbsePi-apps / file comparison
comparison: thermferm/thermferm.c
thermferm/thermferm.c
- changeset 307
- 249e7d506069
- parent 302
- 3d2bd47f35b4
- child 308
- 876a8420c75a
equal
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| 306:97602274eb58 | 307:249e7d506069 |
|---|---|
| 1318 pv = unit->air_temperature / 1000.0; | 1318 pv = unit->air_temperature / 1000.0; |
| 1319 } else if (unit->mode == UNITMODE_PROFILE) { | 1319 } else if (unit->mode == UNITMODE_PROFILE) { |
| 1320 sp = unit->prof_target; | 1320 sp = unit->prof_target; |
| 1321 } | 1321 } |
| 1322 | 1322 |
| 1323 unit->PID_err_old = err; | 1323 // unit->PID_err_old = err; |
| 1324 err = sp - pv; | 1324 err = sp - pv; |
| 1325 if (err < unit->idle_rangeH && err > unit->idle_rangeL) { | 1325 if (err < unit->idle_rangeH && err > unit->idle_rangeL) { |
| 1326 err = 0; | 1326 err = 0; |
| 1327 unit->PID_I_err -= unit->PID_err_old; | 1327 unit->PID_I_err -= unit->PID_err_old; |
| 1328 } else { | 1328 } else { |
| 1333 unit->PID_I_err = -10.0; | 1333 unit->PID_I_err = -10.0; |
| 1334 if (unit->PID_I_err > 10.0) | 1334 if (unit->PID_I_err > 10.0) |
| 1335 unit->PID_I_err = 10.0; | 1335 unit->PID_I_err = 10.0; |
| 1336 P_err = err; | 1336 P_err = err; |
| 1337 D_err = err - unit->PID_err_old; | 1337 D_err = err - unit->PID_err_old; |
| 1338 unit->PID_err_old = err; | |
| 1338 | 1339 |
| 1339 /* | 1340 /* |
| 1340 * A postive value means heating, a negative value cooling. | 1341 * A postive value means heating, a negative value cooling. |
| 1341 */ | 1342 */ |
| 1342 Out = (10.0*P_err) + (0.1*unit->PID_I_err) + (5*D_err); | 1343 Out = (10.0*P_err) + (0.1*unit->PID_I_err) + (5*D_err); |
