elD-blk

 Basic logic kit 

ELD-BLK allows the study of the fundamental circuits of the basic logic which contains logic gates  NOT, AND, NAND, OR, NOR, XOR and flip-flops RS, RSH, D, JK and other adapted service.

Features

  •  2 Resistors

  •  2 variable clocks 0.1Hz-10Hz
  •  2 pushers
  •  3 diodes
  •  1 Transistor (Realization of AND, OR, NOT OR, NOT AND functions based on D & DT),
  •  8 LEDs
  •  8 Switches
  •  6 NO,
  •  8 AND, 8 NAND, 8 OR, 8 NOR, 4 XOR, 3 NOR, 2 inputs:
  •  3 NAND, 3 NOR, 3 inputs
  •  2 RS flip-flops,
  •  2 RSH flip-flops,
  •  2 D flip-flops,
  •  4 JK flip-flops,

elN-dlk

 Digital logic kit 

ELN-DLK allows the study of the fundamental circuits of digital logic: Counters, comparators, registers, multiplexers and demultiplexers, Arithmetic and Logic Unit.

Features

  •  4 NAND 2 open collector inputs and 4 PULL-UP resistors,
  •  2 x 4 common-control 3-state buffers per group
  •  2 demultiplexers 2 to 4
  •  2 multiplexers 4 to 1
  •  1 shift register // serial
  •  1 programmable down counter,
  •  1 ALU, Arithmetic Logic Unit 8 operations (SET, RESET, ADD, SUB A-B and B-A, OR, AND, XOR)
  •  External 5V DC power supply
  •  7-segment display and restraint with decoder
  •  3 level generation switch.

elN-bdm

Digital circuits kit  

ELD-BDM Digital Circuits Development Platform is designed to fulfill requirement of performing experiments of digital electronics in a single platform. This makes it easy to design, experiment with, and test circuitry without soldering. All the necessary equipment for digital logic experiments such as power supply, signal generator, switches and displays
are installed on the main unit suitable for combination logic and sequential logic circuits design and experiments.

 

Features

  • DC Power supply: Fixed DC power supply :

+5V/2A ; -5V/0.5A; +12V/2A with overload protection

  • Clock generator:

  1. Signal amplitude output : 5V

  2. adjustable output frequency : square wave, 1Hz ~ 1MHz, 6 range

  3. Frequency display : 4 digits 7-segment LED

  • Logic level switch: Toggle switches x 8, 5V output

  • Data level switch: 8-bit DIP switch x 2, 5V output

  • Pulse signal generator: 2 sets of toggle switch with independent control output each set with Q, Q  output pulse (>5ms)

  • Logic level indicator: 16-bit LED with driver and protection circuit

  1. Logic signal tracer: 8 logic signal 5V input

  2. Fixed DC level shift for each channel

  3. input signal attenuation ratio : 1/8

  4. Output signal : BNC or 2mm plug

  5. Oscilloscope SYNC. select : ALT/CHOP and scan-frequency adjustment

  6. The function can be used only with analog oscilloscop7-Segment LED display & frequency measurement
    4 functions :

  1.  Scanning display mode:
    a. Common anode for the control of 7-segments
    b. Scanning cathode for the control of 4-digit

  2. Independent display mode: Independent binary input and hexadecimal output

  3. Frequency counter for internal clock: Display the frequency of clock generator from main unit (range : 0.001KHz ~ 9.99MHz)

  4. Frequency counter for external clock: Display the frequency of clock signal from external unit (range : 0.001KHz ~ 9.999MHz)

  • Rotary encoder: output  PA, PB signal, 5V output

  • Standard signal generator: 5 sets of frequency : 10MHz, 1MHz, 10KHz, 100Hz, 1Hz

 

Module list

  • Basic Logic module BLM-I: TTL, CMOS basics

  • Combinational Logic module CLM-I: AND, NAND, OR, NOR, XOR…

  • Combinational Logic module CLM-II: Three-states gates

  • Combinational Logic module CLM-III: Adder, subtractor, ALU…  

  • Combinational Logic module CLM-IV: Coder /decoder…

  • Combinational Logic module CLM-V: Multiplexer /Demultiplexer 

  • Clock generator module CGM-I:

  • Sequential Logic module SLM-I: Flip-flops (RS, RST, D, JK…) 

  • Sequential Logic module SLM-II: Counters

  • Memory Circuit module MCM-I:RAM

  • Memory Circuit module MCM-II: ROM, EEPROM…

  • Converter Circuit module CCM-I: 8bits ADC, ADC 7 segment...

  • Converter Circuit module CCM-II: Unipolar DAC, Bipolar DAC

 

List of experiments

  • Basic Logic Gates Experiments

  • Introduction to logic gates and switches

  • Logic gates circuits

  • Combinational Logic Circuits Experiments

  • NOR gate circuits

  • NAND gate circuit

  • Clock Generator Circuit Experiments

  • Constructing oscillator circuit with basic logic gates

  • Constructing oscillator circuit with schmitt gate

  • Sequential Logic Circuit Experiments

  • Flip-flop circuits

  • J-K flip-flop circuits

  • Memory Circuit Experiments

  • Constructing Read Only Memory

  • (ROM) with diodes

  • Constructing Random Access Memory (RAM) with D flip-flop

  • Converter Circuit Experiments

  • Digital / Analog Converter (DAC) circuit

  • Analog / Digital Converter (ADC) circuit