3ch Rs485 Ttl232 To Pwm Square Pulse Generator Wave 1hz 20khz Frequency Duty Cycle Adjustable Dc5v 12v

Features 1 working voltage 5v 5v version 8 24v 12v version 2 working current 11 15ma 3 modbus rtu command supports 03 06 16 function codes 4 rs485 ttl232 interface optional 5 this module has a total of 3 independent pwm outputs and the frequency and duty cycle can be set separately 6 pwm frequency range 1hz 20khz adjustment step 1hz accuracy 0 6 7 duty cycle range 0 100 adjustment step 1 accuracy 0 6 8 pwm is ttl level single channel maximum driving current 20ma 3 channels total maximum driving current 28ma 9 default baud rate 9600 n 8 1 baudrate and parity optional 10 if the setting is wrong you can short circuit reset for 5 seconds to restore the factory settings 11 in modbus rtu command mode up to 247 devices can be used in parallel 12 size 31 15 6 2mm 13 weight 3 grams application 1 led dimming controller 2 dc motorstepper motor pwm debug controller 3 scr dimming controller 4 plc industrial controller 5 uno mega mcu diy package includes 1 x generator module

Features 1 working voltage 5v 5v version 8 24v 12v version 2 working current 11 15ma 3 modbus rtu command supports 03 06 16 function