74HC595 — 8-bit shift register:NXP 74AHC00— quad 2-input NAND gate. This is a nice example that 'old' tech nodes (1µm and older) are still in use. Also, note how many spare via are there for improved yield..Micron MT4C1024 — 1 mebibit (220 bit) dynamic ram....
The DHT11 is a basic,ultra low-cost digital temperature and humidity sensor. It uses acapacitive humidity sensorand athermistorto measure the surrounding air. This sensor can be easily interfaced with any microcontroller such asArduinoorRP2040 Raspberry Pi Picoto measure humidity and temperature ins...