XY-LPWM 3 Kanal Channel RGB PWM Signalgenerator Controller 1Hz. – 150kHz. 3,3-30V TTL UART

XY-LPWM 3 Channel PWM Controller Generator Module © androegg

XY-LPWM 3 Channel PWM Controller Generator © androegg

Das XY-LPWM 3 Kanal PWM Signalgenerator Modul erlaubt Eingangsspannungen von 3,3-30V.

Die Signale des XY-LPWM PWM Signalgenerators können mittels

• 4 Taster
• UART Schnittstelle

konfiguriert werden.

3 Kanal PWM Signalgenerator

Der HT1621 Signalgenerator unterstützt einen Frequenzbereich von 1Hz bis 150 kHz bei einer maximalen Abweichung von 2%.

The HT1621 PWM Controller supports working voltage from 3.3V up to 30V.

The PWM Parameters could be configured thru

• 4 Buttons
• UART Interface

3 Channel PWM Controller

The HT1621 PWM Controller supports a frequency range from 1Hz to 150 kHz with an accuracy around 2%.

XY-LPWM LCD PWM Controller Features:

• Working voltage: 3.3-30V
• based on N76E003AT20
  • frequency up to 16 MHz
  • 1T 8051 processor
  • 18 KB of Flash memory
  • 1 KB of SRAM
• Frequency range: 1Hz ~ 150KHz.
• frequency accuracy: ± 2%.
• Output current: 5-30mA.
• Output amplitude: equal to the supply voltage (rail to rail)
• Operating temperature range: -20 ~ + 70
• LCD Display
  • Frequency is divided into four ranges
    • XXX (no decimal point): the smallest unit is 1Hz, the value range of 1Hz ~ 999Hz
    • X.XX (decimal point in the hundred) the smallest unit is 0.01Khz, the range of 1.00Khz ~ 9.99Khz
    • XX.X (decimal point in ten): the smallest unit is 0.1Khz; value range of 10.0KHz ~ 99.9KHz
    • X.X.X (decimal point in ten and hundred): the smallest unit is 1Khz; value range 1KHz ~ 150KHz
  • Duty cycle range: 0 ~ 100%
• User Input: 4 Buttons
  • FREQ +: increase frequency
  • FREQ -: decrease frequency
  • DUTY +: duty cycle (each channel)
  • DUTY -: duty cycle (each channel)
• Interface: UART
  • • Baud rate: 9600 bps
    • Data bits: 8
    • Stop bit: 1
    • Check digit: none
    • Flow control: none
  • Protocol
  • set the frequency of the PWM (examples)
    • “F101”: Set the frequency to 101 HZ (001 to 999)
    • “F1.05”: set the frequency of 1.05 KHZ (1.00 ~ 9.99)
    • “F10.5”: Set the frequency to 10.5KHZ (10.0 ~ 99.9)
    • “F1.0.5”: set the frequency of 105KHZ (1.0.0 ~ 1.5.0)
  • set the PWM duty cycle
    • “DXXX”: set the PWM duty cycle to XXX; (001 ~ 100)
  • Setup response
    • “DOWN” success
    • “FAIL” fail
  • query actual parameters
    • send “read” string to read actual parameter