atmega328p_alarm_clock
simonqq21
Components (20)
| Reference | Value | Description |
|---|---|---|
| Q1-Q5 | 2N3906 | -0.2A Ic, -40V Vce, Small Signal PNP Transistor, TO-92 |
| U1,U7 | DA56-11EWA | Double digit 7 segment high efficient red LED common anode |
| U3 | DS1307+ | 64 x 8, Serial, I2C Real-time clock, 4.5V to 5.5V VCC, 0°C to +70°C, DIP-8 |
| U4 | AM2302 | 3.3 to 5.0V, Temperature and humidity module, DHT22, AM2302 |
| U5 | 74HC595 | 8-bit serial in/out Shift Register 3-State Outputs |
| U6 | ATmega328PB-A | 20MHz, 32kB Flash, 2kB SRAM, 1kB EEPROM, TQFP-32 |
| BT1 | Battery_Cell | Single-cell battery |
| BZ1 | Buzzer | Buzzer, polarized |
| C1-C3 |