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AT89C2051 digitális 4 bites elektronikus óra elektronikus gyártási csomag barkácskészlet tanulási készlet Arduino-hoz
AT89C2051 Digital 4 Bits Electronic Clock Electronic Production Suite DIY Kit Learing Kit for Arduino
Features:
AT89C2051-based of four electronic clock kit
Kit Model: YSZ-4
Supply voltage: 3V-6V
PCB Size: 52mm * wide 42mm
Function:
1. Seconds correction (for precise School)
2. Switch to every minute independent display interface
3. whole point of time (8-20 o\'clock chime can be turned off)
4. Two alarm settings (you can turn off the alarm function)
Kit Features:
A. 0.56 inch special red digital clock for display;
B. Import AT89C2051 for master chip;
C.1.2mm thick PCB made from military grade FR-4 board;
D. accurate travel time, travel time error range error -1 to 1 seconds every 24 hours.
 
 
 
setting, LED flashes the last one, the last one by S2 plus one, between 0 and 9 cycles, digital the greater the faster the clock, press S1 to confirm the setting and return to the clock display. Set.
 List:
 
 
name

specification

Quantity

serial number
0.25w resistance

4.7K

5

R1.R3-R6
Exclusion

470*9

1

R2
electrolytic capacitor

10uf

1

C1
 

100UF

1

C4
ceramic capacitor

30p

2

C2, C3
 

104

1

C5
diode

IN4007

2

D1, D2
Nixie tube

0.4"

1

DS1
crystal oscillator

12HMz

1

T1
key switch

6*6

2

S1, S2
audion

8550

1

Q1
singlechip

AT89C2051

1

V1
socket

DIP20

1

 
buzzer

5V

1

V2
terminal

KF126-2P

1

J1
circuit board

 

1

 
 
 
 
 
 
Package Included:
AT89C2051 Digital 4 Bits Electronic Clock Electronic Production Suite DIY Kit
1005003583994461. - supermodule