Development
ULN2003A Driver Module Stepper Motor Driver Board
SKU : EL255110
- ULN2003A motor driver chip
- Chip all the pins already leads for easy connection to use
- 5-12V power supply
- 4-way signal indicator
- Step angle: 5.625 x 1 / 64
- Reduction ratio: 1 / 64
- Phase: 4
- Current / Phase: 5V
₹74.00
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- Dimensions: 34 x 34 x 15 (LxWxH) mm.
- Weight: 10gm (without Hat).
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- Operating Voltage: 5V.
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- Latest Arduino CNC Shield Version 3.10
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0 out of 5(0)SKU : EL255017
Product Details:
Mounting Solder-able pins for direct attachment to the LCD module Supply Voltage (VCC) 5V I2C Address Default: 0x27 (adjustable to 0x20-0x27 with solder jumpers on the PCB) Compatible Displays Works with standard HD44780 controllers (16×2 or 20×4 LCDs) Current Consumption Approximately 20mA (varies based on LCD backlight usage) Chip Used PCF8574T or PCF8574AT Clock Speed Up to 100kHz (standard I2C protocol) Potentiometer Built-in for contrast adjustment Interface Type I2C (Inter-Integrated Circuit) SKU: EK255017 -
Development
3 Wire Voltmeter 0.36 Inch 4.5V-30V DC Digital Voltmeter Module Board
0 out of 5(0)Product Details:
Display Type Three 0.36 inch LED digital tube Display color Red / Green / Blue Accuracy 1%(+/- 1 Digit) Measuring Range DC0-30V Refresh rate about 200mS / times Power Supply voltage DC 4.5-30V Operating temperature -10 ~ +80 degree This voltmeter uses 0.36 inch LED digital tube without casing. The voltmeter is super thin with small shape and low price and stable performances. It can display well. This voltmeter’s measurement range is wide, it’s DC0-100V. It need outer working power supply and the voltage is DC4.5-30V. There is protection when the wires aren’t correctly connected. This voltmeter’s display resolution is 0.1V.
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