04-06 SoftwarePWM - Revision history

Support at 19:10, 17 September 2014

2014-09-17T19:10:22Z

← Older revision		Revision as of 19:10, 17 September 2014
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	}		}

		+	The following image shows the built circuit on a BAM210E.
	[[Image:BAM210_SoftwarePWM.jpeg\|center\|]]		[[Image:BAM210_SoftwarePWM.jpeg\|center\|]]

Support at 19:09, 17 September 2014

2014-09-17T19:09:44Z

← Older revision		Revision as of 19:09, 17 September 2014
Line 1:		Line 1:
	This example controls the Servo using a software PWM. The servo motor is a HiTEC HS0422.		This example controls the Servo using a software PWM. The servo motor is a HiTEC HS0422.

		+	The signals used for this example are listed below:
		+	{\| border="1" cellpadding="5" cellspacing="2" align="center" style="text-align: center;"
		+	\|+ align="bottom"\|'''Signals Used and Connector Locations for Example 04-06'''
		+	\|'''Signal'''
		+	\|'''LPC4330 PIN NAME'''
		+	\|'''BAM210E'''
		+	\|'''BAM210'''
		+	\|'''BAM200E'''
		+	\|'''BAM200'''
		+	\|'''Used for'''
		+	\|-
		+	\|p21
		+	\|P6_5
		+	\|J9-1
		+	\|J9-1
		+	\|S2-5
		+	\|S2-5
		+	\|Servo Control Signal
		+	\|-
		+	\|}
		+
		+	The following schematic can be used to build the circuit with a BAM210E or BAM210.
		+	[[Image:BAM210_04_06_SCH.png\|center\|alt=BAM210\|frame\|<div align="center">'''Schematic for example 04-06''']]
		+
		+	<div style="text-align: left;">
	/*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison.		/*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison.
	*/		*/
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	[[Image:BAM210_SoftwarePWM.jpeg\|center\|]]		[[Image:BAM210_SoftwarePWM.jpeg\|center\|]]
-
-
-
-	~~[[Image:BAM210_04_06_SCH.png\|center\|alt=BAM210\|frame\|<div align="center">'''Schematic for example 04-06''']]~~

Support at 15:13, 14 August 2014

2014-08-14T15:13:42Z

← Older revision		Revision as of 15:13, 14 August 2014
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-	This example ~~uses the same set-up as the previous example. It~~ controls the Servo using a software PWM. The servo motor is a HiTEC HS0422.	+	This example controls the Servo using a software PWM. The servo motor is a HiTEC HS0422.

	/*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison.		/*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison.

Support at 15:13, 14 August 2014

2014-08-14T15:13:18Z

← Older revision		Revision as of 15:13, 14 August 2014
Line 1:		Line 1:
		+	This example uses the same set-up as the previous example. It controls the Servo using a software PWM. The servo motor is a HiTEC HS0422.

	/*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison.		/*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison.

Support: Created page with ' /*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison. …'

2014-08-14T15:11:55Z

Created page with ' /*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison. …'

New page

/*Program Example 4.6: Software generated PWM. 2 PWM values generated in turn, with full on and off included for comparison.
*/
#include "mbed.h"
DigitalOut motor(p21);
int i;

int main()
{
while(1) {
motor = 0; //motor switched off for 5 secs
wait (5);
for (i=0; i<5000; i=i+1) { //5000 PWM cycles, low duty cycle
motor = 1;
wait_us(400); //output high for 400us
motor = 0;
wait_us(600); //output low for 600us
}
for (i=0; i<5000; i=i+1) { //5000 PWM cycles, high duty cycle
motor = 1;
wait_us(800); //output high for 800us
motor = 0;
wait_us(200); //output low for 200us
}
motor = 1; //motor switched fully on for 5 secs
wait (5);
}
}

[[Image:BAM210_SoftwarePWM.jpeg|center|]]

[[Image:BAM210_04_06_SCH.png|center|alt=BAM210|frame|<div align="center">'''Schematic for example 04-06''']]