Lcr T7: Firmware

| Component | Typical LCR-T7 Spec | Notes | |-----------|---------------------|-------| | MCU | ATMega328P (DIP or SMD) | 8MHz internal clock (no external crystal) | | Display | 1.8" TFT, ST7735 or ILI9163 | SPI interface | | Test Pins | ZIF socket + 3 test probes | Uses 3-wire measurement (R, G, B) | | Power | 3.7V Li-ion (18650) + TP4056 charger | Auto power-off after ~30s |

Analysis and Modification of LCR-T7 Firmware: Balancing Open-Source Heritage and Commercial Adaptation lcr t7 firmware

Backup your stock flash and EEPROM before any write operation. End of draft | Component | Typical LCR-T7 Spec | Notes

// Select hardware version #define HW_ENGLISH 1 // English menu #define LCD_ST7735 1 // or LCD_ILI9163 #define TFT_COLOR 1 // 128x160 // Define pin mapping (example) #define TFT_CS PORTB,0 #define TFT_DC PORTB,1 #define TFT_RST PORTB,2 #define SPI_MOSI PORTB,3 #define SPI_SCK PORTB,5 0 #define TFT_DC PORTB

4 litre Tank Specification
Capacity: 4 ltrs
Width: 197 mm
Depth: 290 mm
Height: 260 mm
2.4 Litre Tank Specification
Capacity: 2.4 ltrs
Width: 178 mm
Depth: 245 mm
Height: 275 mm
Chiller Tank Specification
Width: 139 mm
Depth: 356 mm
Height: 310 mm
The chiller unit sits neatly under your sink and connects to the mains water supply. It filters and cools the water to around 4 °C, delivering it instantly when selected on the tap. Compact and efficient, it provides chilled water on demand without the need for a fridge dispenser.
4 litre Tank Specification
Capacity: 4 ltrs
Width: 197 mm
Depth: 290 mm
Height: 260 mm
2.4 Litre Tank Specification
Capacity: 2.4 ltrs
Width: 178 mm
Depth: 245 mm
Height: 275 mm
Chiller Tank Specification
Width: 139 mm
Depth: 356 mm
Height: 310 mm
The chiller unit sits neatly under your sink and connects to the mains water supply. It filters and cools the water to around 4 °C, delivering it instantly when selected on the tap. Compact and efficient, it provides chilled water on demand without the need for a fridge dispenser.
lcr t7 firmware

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