Specification:
Condition: Brand New
Operating Voltage: 5-30V, support micro USB 5.0V power supply
Frequency Range: 1Hz-150KHz
Frequency Precision: 2%
Load Capacity: Output Current is within 8--30mA
Output Range: default 5V V-pp (can be changed by external power)
Environment Temperature: -30 ~70℃
Serial Port Control: Communication Standard:9600 bps
Data Bit:8
Stop Bit:1
Verify Bit:none
Control:none
Weight: Approx. 9g / 0.3oz
Size: Approx. 41 * 28 * 1.6mm / 1.6 * 1.1 * 0.1in

Setting PWM Frequency:
1.S1FXXXT: set PWM1 frequency as XXX HZ (001~)
2.S1FXX.XT: set PWM1 frequency as XX.X KHZ (00.1~99.9)
3.S1F:X.X.X.T: set PWM1 frequency as XXX KHZ (0.0.1.~1.5.0.)
4.S1: PWM1
5.S2: PWM2
6.F: frequency
7: duty cycle
8.T: stop sign bit

Setting PWM Duty Cycle:
1.S1DXXXT: set PWM1 duty cycle as XXX(001~100)
2.S2DXXXT: set PWM2 duty cycle as XXX(001~100)
Setting successfully back: DOWN
Setting unsuccessfully back: FALL

Package List:
1 * Rectangle Generator