NAS Low Power Board

Generate a PCB with the following features:

• 1x FAN RPM Control
• 4x HDD Powercontrol

Hardware

• ESP8266 / ESP32

• Temperatur Sensor (DS18B20) JST-Pinout: 3V3, Sensor, GND

• HFD27-005-S Signal-Relais subminiatur, 5 V DC, 2 A, 2 Wechsler 16pin IC socket 20.2 x 10.0 x 11.5 mm Outline DImensions

• JST - Stiftleiste, RM 3,96 mm, 1x4 polig, gerade - VH JST XH4P ST JST

• 4PINs on PCB for MOLEX Connectors

Software

• Controllable via USB-UART, simple CMD-control

Interfaces

• USB-UART
• GPIOs
• RelayA D1/GPIO5
• RelayB D2/GPIO4
• RelayC D0/GPIO16
• RelayD D5/GPIO14
• FAN-PWM D6/GIO12
• FAN-IN D7/GPIO13
• DS20B18 D4/GPIO2
• Button D3/GPIO0

Software

https://nodemcu.readthedocs.io/en/dev-esp32/modules/spi/ https://forum.arduino.cc/t/esp32-spi-master-slave-file-transfer/1177128/5