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2 Channel PWM Pulse Frequency Adjustable Duty Cycle Square/Rectangular Wave Signal Generator Module
4.02 ratingsThe 2 Channel PWM Pulse Frequency Adjustable Duty Cycle Square/Rectangular Wave Signal Generator Module is a value-for-money signal generator module & oscilloscopes designed for everyday users. It features Item Type: Signal Generator and Operating Voltage (VDC): 5 to 30. Customers praise its excellent build quality.
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About This Product
The 2 Channel PWM Pulse Frequency Adjustable Duty Cycle Square/Rectangular Wave Signal Generator Module is a value-for-money signal generator module & oscilloscopes designed for everyday users. Customers highlight its excellent build quality.
Key Specifications
- Item Type: Signal Generator
- Operating Voltage (VDC): 5 to 30 — works with standard household power
- USB: Micro USB
- Frequency: 1Hz to 150KHz — smooth, flicker-free operation
- Frequency Precision: 0.02 — smooth, flicker-free operation
- Operating Temperature (°C): -30 to 60
- Dimensions (L x W x H) mm: 44x30x11
- Weight (g): 8
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Serial Port Control:
- Communication Standard:9600 bps
- Data Bit:8
- Stop Bit:1
- Verify Bit: none
- Flow Control: none
Setting PWM Frequency:
- "S1FXXXT": set PWM1 frequency as XXX HZ (001~999)
- "S1FXX.XT": set PWM1 frequency as XX.X KHZ (00.1~99.9)
- "S1F:X.X.X.T": set PWM1 frequency as XXX KHZ (0.0.1.~1.5.0.)
- "S1": PWM1
- "S2": PWM2
- "F": frequency
- "D": duty cycle
- "T": stop sign bit
Setting PWM Duty Cycle:
- "S1DXXXT":set PWM1 duty cycle as XXX;(001~100)
- "S2DXXXT":set PWM2 duty cycle as XXX;(001~100)
Parameter Setting:
- The module has a 3-channel key: Set, Up, Down
- By short press SET key,can shift display 4 parameter values (FR1:PWM1 frequency;dU1:PWM1 duty cycle;FR2:PWM2 frequency;dU2:PWM2 duty cycle);before shifting,there will be corresponding parameter name flashing
- Directly press UP, DOWN key to modify the current parameter value
- 2-channel PWM is set 3 kinds frequency value, in frequency display interface, by long press SET to shift,3 kinds frequency's duty cycle is the same (XXX:1Hz~999Hz; XX.X:0.1Khz~99.9Khz; X.X.X.:1Khz~150Khz).
Application Fields:
- As square wave generator to generate square wave for experiment development
- Used to drive steeping motor driver's square wave
- Generate adjustable pulse for MCU using
- Generate adjustable pulse for controlling relative circuit (PWM adjust light speed etc)








