Real Time Clock/ Timer / Delay
Adafruit DS1307 Real Time Clock Assembled Breakout Board
A great battery-backed real time clock (RTC) that enables your microcontroller project to track time, even if it's reprogrammed, or if the p..
Adafruit DS3231 Precision RTC Breakout - I²C
The datasheet for the DS3231 explains that this part is an "Extremely Accurate I²C-Integrated RTC/TCXO/Crystal". And, hey, it does exactly what it says ..
Adafruit TPL5111 Low Power Timer Breakout
The Adafruit TPL5111 Reset Enable Timer is a stand-alone breakout that will turn any electronics into low-power electronics. It will take care of enabling &a..
Breakout Real Time Clock - Dead on (RTC)
Here is a real time clock based on the DS3234 Real Time Clock IC. The DS3234 is a low-cost, extremely accurate SPI bus real-time clock with an integrated te..
ChronoDot- Ultra-precise Real Time Clock
The ChronoDot RTC is an extremely accurate real time clock module, based on the DS3231 temperature compensated RTC (TCXO). It includes a CR1632 battery (not..
DS3231 Precision RTC & AT24C32 EEPROM Module
This Real Time Clock (RTC) is the most precise you can get in a small, low power package. The beefy package contains the crystal inside the chip. Righ..
DS3231 Real Time Clock Module
Low-cost, extremely accurate I2C real-time clock (RTC), with an integrated temperature-compensated crystal oscillator (TCXO) and crystal.
The device incorporates a ..
Mini D1 RTC DS1307 + Micro SD Reader
With this Data Log Shield for WiFi D1 Mini board, you can save data to files on any FAT16 or FAT32 formatted SD card. The included RTC (Real Time Clock) can be us..
NE555 Timer Module - Adjustable Freq 7 - 15Khz
The 555 timer is very a very popular timer IC. When you need a timer in a hurry, the NE555 timer module makes it so much easier.
Qwiic RTC (Real Time Clock)
The Qwiic RTC from SparkFun is a very unique and exciting Real Time Clock. It is extremely precise (within 3 minutes over a year!), extremely low power (less than 22nA!) a..
Real Time Clock (RTC) Breakout Module
This is the SparkFun Real Time Clock (RTC) Module, this little breakout that uses the DS1307 to keep track of the current year, month, day as well as the curre..
Real Time Clock Module - DS1307
This is a real time clock (RTC) based on IC DS1307 that allows your microcontroller project to keep track of time even if it is reprogrammed, or if the power is lost. ..
Real Time Clock PCF8523
This is a great battery-backed real time clock (RTC) that allows your microcontroller project to keep track of time even if it is reprogrammed, or if the power is lost. Perfec..
Real Time Clock (RTC) Breakout Board + battery Clip
This a custom designed module for the DS1302 Real Time Clock. Interfacing the DS1302 with a microprocessor is simplified by using synchronous ser..
SparkFun Nano Power Timer TPL5110
The SparkFun Nano Power Timer will run while only consuming minimal power (approximately 35nA) and turn your project on after a set amount of time. When you are done..
SparkFun Qwiic Real Time Clock RV-1805
This SparkFun Real Time Clock (RTC) Module is a Qwiic-enabled breakout board for the RV-1805 chipset. The RTC is ultra-low power (running at only about 22nA in..
TPL5110 Low Power Timer Breakout
The Adafruit TPL5110 Power Timer is a stand-alone breakout that will turn any electronics into low-power electronics! It will take care of turning your project on/off..
Universal Programmable Timer + Display
This is a very handy programmable timer module with 4 different programmable modes. The 3 digit display show the countdown. Small, compact and easy to setup.&..
Wave BME280 Enviro Sensor
A tiny sensor breakout with BME280 onboard, sensing environmental temperature, humidity, and barometric pressure. It supports both I2C and SPI interfaces, also is compatib..
Wave DS1302 Real Time Clock
This is a RTC from Waveshare that uses the DS1302. Interfacing the DS1302 with a microprocessor is simplified by using synchronous serial communication. Only three wires a..
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