static void lcdPrintBigNum(float val) { // good up to 3276.8 int16_t ival = val * 10; uint16_t uval; boolean isNeg; if (ival < 0) { isNeg = true; uval = -ival; } else { isNeg = false; uval = ival; } int8_t x = 16; do { if (uval != 0 || x >= 9) { const char PROGMEM *numData = NUMS + ((uval % 10) * 6); x -= C_WIDTH; lcd.setCursor(x, 0); lcd.write_P(numData, C_WIDTH); numData += C_WIDTH; lcd.setCursor(x, 1); lcd.write_P(numData, C_WIDTH); uval /= 10; } /* if val */ --x; lcd.setCursor(x, 0); lcd.write(C_BLK); lcd.setCursor(x, 1); if (x == 12) lcd.write('.'); else if (uval == 0 && x < 9 && isNeg) { lcd.write(C_CT); isNeg = false; } else lcd.write(C_BLK); } while (x != 0); }
void updateDisplay(void) { // Updates to the temperature can come at any time, only update // if we're in a state that displays them state_t state = Menus.getState(); if (!isMenuHomeState()) return; char buffer[17]; unsigned char probeIdxLow, probeIdxHigh; // Fixed pit area lcd.setCursor(0, 0); if (state == ST_HOME_ALARM) { toneEnable(true); if (ALARM_ID_TO_IDX(g_AlarmId) == ALARM_IDX_LOW) lcdprint_P(PSTR("** ALARM LOW **"), false); else lcdprint_P(PSTR("** ALARM HIGH **"), false); probeIdxLow = probeIdxHigh = ALARM_ID_TO_PROBE(g_AlarmId); } /* if ST_HOME_ALARM */ else { toneEnable(false); /* Big Number probes overwrite the whole display if it has a temperature */ if (g_HomeDisplayMode >= TEMP_PIT && g_HomeDisplayMode <= TEMP_AMB) { TempProbe *probe = pid.Probes[g_HomeDisplayMode]; if (probe->hasTemperature()) { lcdPrintBigNum(probe->Temperature); return; } } /* Default Pit / Fan Speed first line */ int pitTemp; if (pid.Probes[TEMP_CTRL]->hasTemperature()) pitTemp = pid.Probes[TEMP_CTRL]->Temperature; else pitTemp = 0; if (!pid.getManualOutputMode() && !pid.Probes[TEMP_CTRL]->hasTemperature()) memcpy_P(buffer, LCD_LINE1_UNPLUGGED, sizeof(LCD_LINE1_UNPLUGGED)); else if (pid.LidOpenResumeCountdown > 0) snprintf_P(buffer, sizeof(buffer), PSTR("Pit:%3d"DEGREE"%c Lid%3u"), pitTemp, pid.getUnits(), pid.LidOpenResumeCountdown); else { char c1,c2; if (pid.getManualOutputMode()) { c1 = '^'; // LCD_ARROWUP c2 = '^'; // LCD_ARROWDN } else { c1 = '['; c2 = ']'; } snprintf_P(buffer, sizeof(buffer), PSTR("Pit:%3d"DEGREE"%c %c%3u%%%c"), pitTemp, pid.getUnits(), c1, pid.getPidOutput(), c2); } lcd.print(buffer); // Display mode 0xff is 2-line, which only has space for 1 non-pit value if (g_HomeDisplayMode == 0xff) probeIdxLow = probeIdxHigh = state - ST_HOME_FOOD1 + TEMP_FOOD1; else { // Display mode 0xfe is 4 line home, display 3 other temps there probeIdxLow = TEMP_FOOD1; probeIdxHigh = TEMP_AMB; } } /* if !ST_HOME_ALARM */ // Rotating probe display for (unsigned char probeIndex=probeIdxLow; probeIndex<=probeIdxHigh; ++probeIndex) { if (probeIndex < TEMP_COUNT && pid.Probes[probeIndex]->hasTemperature()) { loadProbeName(probeIndex); snprintf_P(buffer, sizeof(buffer), PSTR("%-12s%3d"DEGREE), editString, (int)pid.Probes[probeIndex]->Temperature); } else { // If probeIndex is outside the range (in the case of ST_HOME_NOPROBES) // just fill the bottom line with spaces memset(buffer, ' ', sizeof(buffer)); buffer[sizeof(buffer) - 1] = '\0'; } lcd.setCursor(0, probeIndex - probeIdxLow + 1); lcd.print(buffer); } }