PWM Output
The CT1820 has 3 PWM outputs. They are available in the 40-pin I/O port as pins 43, 44, and 45.
Pin Number
PWM Channel
43
9
44
10
45
11
The following program outputs pulses on channels 9, 10, and 11. The
PWMOff
command can be used to
stop a PWM channel.
Low 43
Low 44
Low 45
Pwm 9,950,1024
Pwm 10,750,1024
Pwm 11,450,1024
The PWM output is an open-collector transistor output. It can be used in the configuration below to
control the brightness of an LED.
Comfile Technology, Inc
CT1820 User's Manual
24 Of 93
Summary of Contents for CUTOUCH CT1820
Page 4: ...Chapter 1 Overview Comfile Technology Inc CT1820 User s Manual 4 Of 93 ...
Page 7: ...The CT1820 s Appearance Comfile Technology Inc CT1820 User s Manual 7 Of 93 ...
Page 8: ...Comfile Technology Inc CT1820 User s Manual 8 Of 93 ...
Page 9: ...Comfile Technology Inc CT1820 User s Manual 9 Of 93 ...
Page 12: ...Comfile Technology Inc CT1820 User s Manual 12 Of 93 ...
Page 17: ...Comfile Technology Inc CT1820 User s Manual 17 Of 93 ...
Page 19: ...Chapter 2 I O Comfile Technology Inc CT1820 User s Manual 19 Of 93 ...
Page 29: ...Comfile Technology Inc CT1820 User s Manual 29 Of 93 ...
Page 32: ...Chapter 3 Command Reference Comfile Technology Inc CT1820 User s Manual 32 Of 93 ...
Page 41: ...Chapter 4 Touch Input Comfile Technology Inc CT1820 User s Manual 41 Of 93 ...
Page 52: ...Chapter 5 ModPort I O Expansion Comfile Technology Inc CT1820 User s Manual 52 Of 93 ...
Page 61: ...Chapter 6 Sample Programs Comfile Technology Inc CT1820 User s Manual 61 Of 93 ...
Page 87: ...Chapter 7 Panel Mounting Comfile Technology Inc CT1820 User s Manual 87 Of 93 ...
Page 88: ...Dimensions Comfile Technology Inc CT1820 User s Manual 88 Of 93 ...
Page 89: ...Comfile Technology Inc CT1820 User s Manual 89 Of 93 ...
Page 90: ...Panel Cutout Comfile Technology Inc CT1820 User s Manual 90 Of 93 ...