RPI-PICO control panel reference design for RVs

Control panel for RV providing voltage, current, vehicle power, RV and solar. Plus in and out control temperature for lights, pumps and auxiliary equipment. Thermostatic control for onboard heating. It uses the new Raspberry Pi Pico microcontroller. Note that several components are located at the back, including the 6 LED and 20 x 2 LCD display components: 1N4001RLG (2), Bourns 3296W-1-100LF (2), Bourns 4609X-101-472LF (2), Broadcom HLMP-4740 (6), Electronic Switch KDC1-11 (1), Fairchild Semiconductor SS34 (1), FCI 68000-101HLF (7), Harwin M20-9732046 (2), Infineon IRF7319 (7), KEMET C322C104K5R5TA (8), LED Red/Green Common Anode (1), Molex 22-11-2022 (2), ON Semiconductor 2N3904BU (4), ON Semiconductor 2N7000TA (1) 、ON Semiconductor BZX79C9V1 (4) 、Panasonic ECA-1AHG332 (1) 、Panasonic EEAGA1H3R3 (1) 、PCF8574AN 16-pin DIP (1) 、R-78HB (1) 、TE Connectivity 5-146280-8 (1) 、TE Connectivity 826926-4 (1) 、TE Connectivity YR1B10RCC (29) 、Vishay 1N4148-Large Hole (8) 、Vishay Dell CSC05A014K70GEK (8) 、Vishay Semiconductor ILD74 (3) 、Würth Electronics 61300511021 (2) 、Würth Electronics 61301211121 (1) 、Würth Electronics 61301621021 (1).