Reviews Rtc Module

Major Brands 8085A Microprocessor Unit, CISC, 8-Bit, HMOS, 3MHz, 40-Pin, CDIP, 15.37 mm W x 4.95 mm H x 52.96 mm L (Pack of 2)

  • AITIAO RTC clock module temperature range: -40 ° C to +85 ° C,the precision of digital temperature sensor is ±3°C.
  • the timing accuracy kept at ± 5ppm (± 0.432 sec / day).
  • AITIAO DS3231 High Precision RTC Clock Memory Module are CONVENIENT TO USE，because itself can be adapted to 3.3 V and 5 V system, no level conversion, it is super convenient.
  • Complete clock calendar functions include seconds, minutes, hours, day, date, month and year timing, provide valid until the year 2100 leap year.
  • Package Includes: 4Pcs DS3231 High Precision RTC Real Time Clock Module (battery are included).
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ACEIRMC 6pcs DS3231 AT24C32 Clock Module IIC RTC Module High Precision Real Time Clock Module Memory Board Beats Replace DS1307 I2C RTC Board for Arduino Raspberry Pi

  • Voltage: 3.3-5V, Memory chips: AT24C32 (storage capacity 32K)..
  • The RTC maintains seconds, minutes, hours, day, date, month, and year information..
  • About battery type: Battery is not included, you can use CR2032 or LIR2032 battery..
  • The DS3231 is a low-cost, extremely accurate, I2C real time clock (RTC). The clock operates in either the 24-hour or 12-hour format with an AM/PM indicator..
  • DS3231 AT24C32 Real Time Clock Module DS3231SN IIC RTC Sensor High Precision Timer Alarm Clock Breakout Memory Board for Arduino Raspberry Pi.
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sb components Raspberry Pi Pico Board with LoRa Expansion Module, Raspberry Pi Pico Kit (Pico LoRa Expansion (915MHz))

  • Raspberry Pi Pico is Raspberry Pi's first microcontroller board, designed especially for physical computing.
  • It can be easily reprogrammed over USB from a Raspberry Pi or other computer using the C/C++ SDK or the official MicroPython port.
  • Pico RTC HAT is a Real-Time clock expansion module with the powerful IC DS3231..
  • Stackable design with fast I2C interface..
  • Pico RTC hat is specifically made to work with the Raspberry Pi Pico Board.
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Dual Gigabit Ethernet Base Board Designed for Raspberry Pi Compute Module 4 Lite/EMMC Series Module, Include ETH/CSI/DSI/RTC/HDMI/Micro SD/USB Interfaces, Powerful Ethernet Capability

  • 【Powerful Ethernet Capability】Dual Gigabit Ethernet Base Board designed for Raspberry Pi Compute Module 4, suitable for evaluating the Raspberry Pi CM4 or being integrated into end products.
  • 【Connecting with Compute Module 4】Standard CM4 socket and color-coded Raspberry Pi 40PIN GPIO header, suitable for Compute Module 4 Lite/EMMC series module.
  • 【Rich Interfaces】Providing interfaces including ETH/CSI/DSI/RTC/HDMI/Micro SD/USB.
  • 【FAN Header】5V/12V, allows speed adjustment and measurement.
  • 【SD Card Slot】MicroSD card socket for Compute Module 4 Lite (without eMMC) variants.
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waveshare Original Raspberry Pi Compute Module 4 IO Board for All Variants of Compute Module 4,with Real-Time Clock Dual MIPI DSI/CSI Interfaces,USB Connectors

  • The Compute Module 4 IO Board is a companion board for all variants of Raspberry Pi Compute Module 4(supplied separately). It is designed for use both as a development system for Compute Module 4 and as an embedded board integrated into end products..
  • The Compute Module 4 IO Board is designed to allow you to create systems quickly using off-theshelf parts such as HATs and PCIe cards, which might include NVMe, SATA, networking, or USB. The major user connectors are located along one side to make enclosures simple..
  • Connectors: Standard Raspberry Pi HAT connectors with PoE support. Standard PCIe Gen 2 x1 socket. Various jumpers to disable specific features, e.g. wireless connectivity, EEPROM writing..
  • RTC : Real-time clock with battery socket and ability to wake Compute Module 4 Video: 2 x MIPI DSI display FPC connectors (22-pin 0.5 mm pitch cable) Camera: 2 x MIPI CSI-2 camera FPC connectors (22-pin 0.5 mm pitch cable).
  • USB: 2 x USB 2.0 connectors. Micro USB socket for updating Compute Module 4. Ethernet: Gigabit Ethernet RJ45 with PoE support..
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MEGA 2560 Starter Kit Ultra (100% Arduino IDE Compatible) w/ Battery Holder, Sensors, Modules, Resistor kit and Components (no Supply)

  • -Arduino MEGA R3 (generic high quality) + USB cable -6xAA Battery holder (9VDC) -WiFi ESP8266 module -Model Bluetooth Master / Slave HC-05 -Box with plastic cells (organizer of components) -Shield for prototypes + Mini-Breadboard -Large Breadboard (830 points ) -Dupont Cables 10 * Female-Female + 10 * Male-Female + 10 Male-Male -Cable Jumper for breadboard -6 Push Buttons with multicolored caps -Joystick Module type PS2.
  • -RC-522 RFID Module with white RFID Card and RFID Keychain -High-precision RTC Real-Time Clock Module DS3231 and EEPROM AT24C32 -PIR Presence Sensor HC-SR501 -Distance measurement module HCSR04 -Sound sensor detector module with programmable threshold -LM35 temperature sensor -Tilt detector module -Servo SG90 motor -Stepper motor (5V) -Motor driver module for stepper motor ULN2003.
  • 5V Active Buzzer -5V Passive Buzzer -LCD 1602 16 characters * 2 lines -LED Display Driver MAX7219 -LED Matrix Display of 8*8 -7 Segments Display 1 digit -7 Segments Display 4 digits -Simple Relay Module - Infrared Remote Control 38kHz - 38kHz Infrared decoder receiver (type 1838) - Infrared phototransistor (Flame sensor) - Infrared LED - Light sensor (Photoresistor).
  • -10 * LEDs 5mm Diffused RED -10 * LEDs 5mm Diffused GREEN -10 * LEDs 5mm Diffused YELLOW -5 *....
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Waveshare Compute Module IO Board Plus Development Composite Breakout Board for Developing with Raspberry Pi CM3 CM3L Various Common Use Components

  • The Compute Module IO Board Plus is a development board which you can plug a Raspberry Pi Compute Module into, and make use of the resources of Pi more flexibly. It is compatible with the Compute Module IO Board V3 from the Raspberry Pi Foundation, along with various common use components..
  • Compatible with the Compute Module IO Board V3 from the Raspberry Pi Foundation Raspberry Pi GPIO header, for connecting sorts of Raspberry Pi HATs.
  • connectivity, also supports shields 1-WIRE interface, for connecting single-bus devices like DS18B20 4x keys, 4x LEDs, 1x Buzzer, for I/O testing.
  • Onboard USB HUB, allows connecting more USB devices IR receiver, IR remote control is available Onboard USB TO UART, for serial debugging Sensor interface.
  • 10-bit ADC, 38KSPS, 11-ch (6-ch for interface, 5-ch for sensors) 16-bit DAC, 2-ch Onboard RTC, one of the most common and useful functions.
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Waveshare Mini Base Board (A) Designed for Raspberry Pi Compute Module 4 Suitable for Evaluating The Raspberry Pi CM4 Or Being Integrated Into End Products

  • Mini base board designed for Raspberry Pi Compute Module 4, suitable for evaluating the raspberry pi CM4 or being integrated into end products.
  • Compared with version B, there're NO RTC, Fan controller, and battery holder on version A, which is more cost effective.
  • Standard Raspberry Pi CM4 socket and color-coded Raspberry Pi 40PIN GPIO header, suitable for Compute Module 4 Lite/EMMC series module.
  • Onboard multiple connectors including: CSI/DSI/FAN/HDMI/USB/RJ45 Gigabit Ethernet/Micro SD Card Slot/M.2 Slot.
  • Comes with mounting screw, easy to install. When using the M.2 interface, please use the matching screws..
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Waveshare Mini Base Board Designed for Raspberry Pi Compute Module 4 Powerful Functions in A Small Sized Body Suitable for Evaluating The Raspberry Pi CM4 Or Being Integrated Into End Products

  • Suitable For Evaluating The Raspberry Pi CM4 Or Being Integrated Into End Products.
  • Powerful functions in a credit card sized body.
  • Standard CM4 Socket And Color-Coded Raspberry Pi 40PIN GPIO Header.
  • Suitable For Compute Module 4 Lite/EMMC Series Module.
  • CSI/DSI/RTC/FAN/HDMI/USB/RJ45 Gigabit Ethernet/Micro SD Card Slot/M.2 Slot.
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sb components USB RTC for Raspberry Pi, Real Time Clock Device DS3231 RTC Module for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero and Zero W

  • USB Real Time Clock Module for Raspberry Pi.
  • Four GPIO lines that are configurable for GPIO Operations.
  • Battery Backup Input for Continuous Timekeeping.
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DollaTek SIMCOM SIM900 GSM GPRS Quad-Band Modules 2G Development Shield Board for R3 Mega with Antenna

  • Quad-Band 850/900/1800/1900 MHz - could work on GSM networks in all countries around the world, work with Uno Mega.
  • Embedded TCP / UDP stack - allows you to upload data to a Web server | RTC supported | selectable serial port | Jac speakers and headphones.
  • Note: This is a new version (64M version), SMS support MMS: Multimedia message and Short Message Service - so it is possible to send small amounts of data over the network (ASCII or raw hexadecimal).
  • The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM enhanced to commands). The shield also has the 12 GPIOs, 2 PWMs and an ADC of the SIM900 module (They are all 2V8 logic) present on board..
  • Application: M2M (Machine 2 Machine) Applications.Remote control of appliances.Remote Weather Station or Wireless Sensor Network.Vehicle tracking system with a GPS module.Good to learn GSM / GPRS mobile phone development, control development of remote equipment, wireless meter reading, smart appliances, ultra long distance control, etc..
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MakerFocus WiFi Bluetooth Dual Core CPU Netzwerk Port Top Mit MCU Low-Power-Bluetooth ESP32 System ESP-32S

  • ESP3212 Wifi Bluetooth combo module is ultra high performance and ultra low-power consumption Wi-Fi and Bluetooth.
  • CPU and Memory: Xtensa 32-bit LX6 Dua-core processor, up to 600 DMIPS.
  • 16 KByte SRAM in RTC, Supply Voltage: 2.2V3.6V Download tools and tutorials.
  • QSPI can connect up to 4* Flash/SRAM, each flash should be less than 16 Mbytes.
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DollaTek GPS Smart Antenna VK-172 New USB GPS Receiver Ublox7 for PC Laptop Windows AU

  • Built-in 18*18*2(mm) patch antenna for smaller module demension demand. Adopts KDS 0.5PPM precision TCXO. Built-RTC crystal and picofarads capacitance....
  • 1-10Hz update rate positioning. Support AssistNow Online and AssisNow offline A-GPS services. GPS, GALILEO,SBAS (WAAS,EGNOS,MSAS,GAGAN) hybrid engine....
  • It is built with Ublox7 architecture and USB interface, and non-slip rubber-pad with a magnetic mounting. It is easy to place on top of a vehicle to....
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