Geekcreit digital clock electronic production kit

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FAST AFFORDABLE COURIER SHIPPING TO SOUTH AFRICA 3Pcs C51 4 Bits Electronic Clock Electronic Production Suite DIY Kits Description: AT89C2051-based of four electronic clock kit Supply voltage: 3V ~ 6V PCB Size: 52 x 42mm Function: Seconds correction (for precise School) Switch to every minute independent display interface whole point of time (8-20 o'clock chime can be turned off) Two alarm settings (you can turn off the alarm function) Feature: 0.56 inch special red digital clock for display Import AT89C2051 for master chip 1.2mm thick PCB made from military grade FR-4 board Accurate travel time, travel time error range error -1 to +1 seconds every 24 hours Package included: 3 x Electronic Clock DIY Kits Note: This produce is DIY kits, not the end product! You need to have some electronic knowledge and ability. We don't supply EN manuals. 3Pcs C51 4 Bits Electronic Clock Electronic Production Suite DIY Kits 3Pcs C51 4 Bits Electronic Clock Electronic Production Suite DIY Kits 3Pcs C51 4 Bits Electronic Clock Electronic Production Suite DIY Kits

Buy AT89C2051 Digital 4 Bits Electronic Clock Electronic Production Suite DIY Kit for R151.62

Hardware parameters (error 2mm): Rotating motherboard long: 13.5cm Rotation display diameter: 15.5cm Side panel high: 4.7cm Acrylic bottom box 10 x 10 x 4.5cm (L x W x H) (excluding coil and the motor shaft) Features: 1, Flat + side of the text scrolling cycle: Can through remote control to pause the scrolling, can turn off flat panel display, leaving only the side of the display text. can be modified the text by PC software, flat panel display up to 240 English characters, side display up to 240 English characters. 2, The side of the digital clock, date (Month/Day) display + flat display text: Clock with backup battery, after power remains work, only this mode can be set time by remote control also can calibration time by software, setting time is very convenience! 3, Flat panel display digital clock + side display text: You can turn off or suspend the text displayed on the side! 4, Analog clock + side display text: You can turn off or suspend the text display on the side! 5, Flat table clock display + side display text: You can turn off or suspend the text display on the side! 6, Flat display picture + side display text: You can turn off or suspend the text displayed on the side! The default automatic switching picture, press the remote manually switch to convert pictures! Up to 21 images can be stored (Note: the picture more than 21 will be shows garbled)! 7, Flat display simple animation + side display text: You can turn off or suspend the text displayed on the side! Animation can support up to 29 pictures consisting of simple animation! 8, Flat Analog clock + side digital clock display 9, Memory mode (Note: only one in the eight kinds of modes)! Note: This is a DIY kit, you need to have some electronic knowledge and ability. SMD is unsoldered!! Instruction download: Click to open Recommended download and read the instructions first before buying, in order to ensure that you can use. Package includes: 1 x DIY Rotating LED Kit

Package included housing, without housing version: product ID 1132729 Documents download: Key-Function: http://files.banggood.com/2016/EC1620-Key-Function-V06.pdf Circuit diagram: http://files.banggood.com/2016/Circuit diagram.zip Manual: http://files.banggood.com/2016/EC1620_V06-manual.pdf Optional Color: (With housing version) Red digital tube + Red/Green circle LEDs Blue digital tube + Red/Green circle LEDs White digital tube + Red/Green circle LEDs Green digital tube + Red/Green circle LEDs //////////////////////////////////////////////////////////////////// Red digital tube + Red/Blue circle LEDs Blue digital tube + Red/ Blue circle LEDs White digital tube + Red/ Blue circle LEDs Green digital tube + Red/ Blue circle LEDs EC1620 electronic clock introduction: Using MCU to read the clock data in DS3231, shown on the digital tube and LED. Digital tube and LED using LED special constant current drive chip TM1818 to achieve the best display effect. Using the voice control module to output sound, to achieve voice timekeeping and alarm function. Through the button can set the time, alarm clock and other functions. Compare with product ID: 1053190:   This product          product ID 1053190 Chip DS3231 DS1302 PCB size 100x140mm 81x81x1.6mm Size with case 152x29x112mm 93x93x26mm Size of digital tube 1 inch 0.56 inch Size of LEDs 5mm 3mm Shape of LEDs Oval Round Sound Speaker Buzzer USB port Micro USB Mini USB Note: It is assumed that users have soldering skills and troubleshooting skills to assemble this kit. Buyers are advised that due to skills of user is involved in assembly it is not guaranteed every kit will end up being a working device. But we will make as much efforts as we can to approach that goal. When soldering the SMDs, the temperature can not too high, otherwise there is the risk of bad soldering. Please note that the direction of LED, LED long legs for the positive. The second digital tube's point is in the bottom, is different with the other three points. RT1 is a thermistor, RL1 is a photosensitive resistor. And the length of the pin should be enough to extend out of the shell. The speaker is connected to the O1 and O2 of the voice module and is glued to the lower right corner of the circuit board with a double-sided adhesive tape. Please be sure to finish soldering the back side of the components and then soldering the digital tube. Specification: Power: DC3V-DC5V (Adapter does not includes) Working current: Alarm current: Due to the relatively large working current, please use the high quality 5V1A power supply. Function Specification Voice timekeeping Support Chinese and English voice Light control function Intelligent dimming Temperature display Celsius and Fahrenheit selection 12/24 hour system Can be set to 12/24 hour display Circle LED mode setting 12 modes can be set Turn off the LED lights LED can be closed, leaving only digital tube display Timekeeping Can set the time period of the time (after the set can automatically report time) The voice timekeeping Support Chinese and English voice (need to press the button to report time, in the time display state, press the PLUS key to report the current time) Alarm setting 3 alarm clock can be set Alarm tone setting 12 ringtones are available Temperature calibration There may be 1 error Take turns the display function Year, month, day, hour, m

SELECTED OPTION: DESIGN: BLUEDIGITALTUBERED&GREENLEDWITHHOUSING CLICK HERE for more options in this item. Here is the case link for this clock  ID: 1053594 Product ID 1013812: Date, time, temperature by turns display and. Alarm clock function, the whole point timekeeping and music alarm function. Pioneered light control, There are eight options for the Chime ringtone and Alarm clock Alarm. A variety of colors LED optional. There are 8 kinds of LED: Blue digital tube+ Red & Blue LED with housing Blue digital tube+ Red & Green LED with housing Blue digital tube+ Red & Blue LED without housing Blue digital tube+ Red & Green LED without housing Red digital tube+ Red & Blue LED with housing Red digital tube+ Red & Green LED with housing Red digital tube+ Red & Blue LED without housing Red digital tube+ Red & Green LED without housing Green digital tube+ Red & Blue LED with housing        Green digital tube+ Red & Green LED with housing      Green digital tube+ Red & Blue LED without housing     Green digital tube+ Red & Green LED without housing Description:   Size: With       housing: 93 x 93 x 26 mm Without housing:   81 x 81 x 2 mm PCB thickness: 1.6 mm Materials: FR4 military level Operating voltage: DC5V Note: The color of the new case is blue as follwing picture, which is not affect the function.   Function:    Alarm clock: You can set the alarm for the length of time, and the music The whole point timekeeping: You can set the whole point of timekeeping, and the music   There are 7 kinds of music you can set:   A. "D""D""D""D" (Default alarm tone)  B. Broadcast timekeeping (The whole point timekeeping default ringtone) C. Jasmine (Chinese music) D. For Elise  E. Canon F. Give a little Time to Your Love (Richard Clayderman) G. BBK  (Chinese music)   Welding note:   1, P1 for the development of the interface, not welding. 2, component identification: Components with no positive or negative polarity: Resistance (R1~R15), Thermistor(RT1), Ceramic capacitors (C4, C5), Monolithic capacitor (C2, C3), Crystal oscillator (Y1), Keys (S1, S2). Distinguishing positive and negative elements:LED(D1~D60),Battery seat(BT1),Electrolytic capacitor(C1), Buzzer(LS1),These elements should be noted that the positive and negative poles of the circuit board are to be noted. Other multi pin element:IAP15W413AS (U1), DS1302(U2), S8550(Q1), Block USB (USB1), These  elements should be noted in the same direction as the circuit board. 3,Positive welding LED, digital tube, Thermistor, and other components of the welding in the back. 4,LED has two colors, the less number of color welding in a large number of corresponding position, and the rest of the  location of a number of more than one color. 5,U2, C4, C5, Y1, BT1 must be welded before the digital tube, pay attention to the points on the digital tube. 6,The working voltage of the kit is 5V, the battery on back is only for the power down save time. Schematic circuit:   Package included:   1 x Upgrade DIY EC1515A DS1302B Rotation LED Electronic Clock Kit 51 SCM Learning Board  

SELECTED OPTION: COLOR: WHITERED/BLUE CLICK HERE for more options in this item. Package included housing, without housing version: product ID Documents download: Optional Color: (With housing version) Red digital tube + Red/Green circle LEDs Blue digital tube + Red/Green circle LEDs White digital tube + Red/Green circle LEDs Green digital tube + Red/Green circle LEDs //////////////////////////////////////////////////////////////////// Red digital tube + Red/Blue circle LEDs Blue digital tube + Red/ Blue circle LEDs White digital tube + Red/ Blue circle LEDs Green digital tube + Red/ Blue circle LEDs EC1620 electronic clock introduction: Using MCU to read the clock data in DS3231, shown on the digital tube and LED. Digital tube and LED using LED special constant current drive chip TM1818 to achieve the best display effect. Using the voice control module to output sound, to achieve voice timekeeping and alarm function. Through the button can set the time, alarm clock and other functions. Compare with product ID::   This product          product ID 1053190 Chip DS3231 DS1302 PCB size 100x140mm 81x81x1.6mm Size with case 152x29x112mm 93x93x26mm Size of digital tube 1 inch 0.56 inch Size of LEDs 5mm 3mm Shape of LEDs Oval Round Sound Speaker Buzzer USB port Micro USB Mini USB Note: It is assumed that users have soldering skills and troubleshooting skills to assemble this kit. Buyers are advised that due to skills of user is involved in assembly it is not guaranteed every kit will end up being a working device. But we will make as much efforts as we can to approach that goal. When soldering the SMDs, the temperature can not too high, otherwise there is the risk of bad soldering. Please note that the direction of LED, LED long legs for the positive. The second digital tube's point is in the bottom, is different with the other three points. RT1 is a thermistor, RL1 is a photosensitive resistor. And the length of the pin should be enough to extend out of the shell. The speaker is connected to the O1 and O2 of the voice module and is glued to the lower right corner of the circuit board with a double-sided adhesive tape. Please be sure to finish soldering the back side of the components and then soldering the digital tube. Specification: Power: DC3V-DC5V (Adapter does not includes) Working current: Alarm current: Due to the relatively large working current, please use the high quality 5V1A power supply. Function Specification Voice timekeeping Support Chinese and English voice Light control function Intelligent dimming Temperature display Celsius and Fahrenheit selection 12/24 hour system Can be set to 12/24 hour display Circle LED mode setting 12 modes can be set Turn off the LED lights LED can be closed, leaving only digital tube display Timekeeping Can set the time period of the time (after the set can automatically report time) The voice timekeeping Support Chinese and English voice (need to press the button to report time, in the time display state, press the PLUS key to report the current time) Alarm setting 3 alarm clock can be set Alarm tone setting 12 ringtones are available Temperature calibration There may be ± 1 ° error Take turns the display function Year, month, day, hour, minute, temperature rotation display

Description: With white PCB board, called: Mini-Clock. The front is a digital control, PCB board and digital control the same size. A unique digital production, digital tube down each 5 square LED color, up and down LED color I designed to represent the number of seconds of walking, every 10 seconds a different walking patterns.   Middle green LED digital segment code, look for white, up and down the grid matte LED color LED display is very good, very unique. Package included: 1 x DIY Creative Simple White Desktop Electronic Clock Mini-Clock