Max5821 - Revision history

Salocin68 at 12:15, 15 August 2010

2010-08-15T12:15:12Z

← Older revision		Revision as of 14:15, 15 August 2010
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	This 2 channels [[I2C]] DAC (Digital to Analog Converter) is mounted as an option on some [[APF9328]] boards. It is mounted in standard on the [[APF27Dev]] development boards.		=Description=
			This 2 channels 10bits [[I2C]] DAC (Digital to Analog Converter) is mounted as an option on some [[APF9328]] boards. It is mounted in standard on the [[APF27Dev]] development boards.

	{\|border=0 summary="Photos"		{\|border=0 summary="Photos"
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	* DAC_REF: corresponds to REF (pin 6) on Max5821. It's the reference voltage (max value that will be achieved by outputs). '''This input should be connected to a voltage reference between 0 and 3,3V.'''		* DAC_REF: corresponds to REF (pin 6) on Max5821. It's the reference voltage (max value that will be achieved by outputs). '''This input should be connected to a voltage reference between 0 and 3,3V.'''

	==Linux Driver==		=Linux Driver=
	The [[Max5821 \| Max5821L DAC]] can be controlled from the user space by using the '''setDAC''' function. No special driver is needed except the i2c host one, which is statically built into the kernel.		The [[Max5821 \| Max5821L DAC]] can be controlled from the user space by using the '''setDAC''' function. No special driver is needed except the i2c host one, which is statically built into the kernel.

	===Usage===		==Usage==
	To set the DAC outputs to a given value, use the ''setDAC'' command:		To set the DAC outputs to a given value, use the ''setDAC'' command:
	<pre class="apf">		<pre class="apf">
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	{{Warning\|Do not forget to connect a voltage reference for the DAC !!}}		{{Warning\|Do not forget to connect a voltage reference for the DAC !!}}

	==Links==		=Links=
	* [http://www.maxim-ic.com/quick_view2.cfm/qv_pk/3288 Max5821 Webpage]		* [http://www.maxim-ic.com/quick_view2.cfm/qv_pk/3288 Max5821 Webpage]
	* [http://en.wikipedia.org/wiki/Digital-to-analog_converter DAC on Wikipedia]		* [http://en.wikipedia.org/wiki/Digital-to-analog_converter DAC on Wikipedia]

Salocin68: /* Linux Driver */

2010-08-15T12:13:33Z

Linux Driver

@@ Line 16: / Line 16: @@
 ==Linux Driver==
-* [[DAC|How to use this DAC on Linux]]
+The [[Max5821 | Max5821L DAC]] can be controlled from the user space by using the '''setDAC''' function. No special driver is needed except the i2c host one, which is statically built into the kernel.
 ==Links==

Salocin68 at 18:59, 1 August 2010

2010-08-01T18:59:58Z

← Older revision		Revision as of 20:59, 1 August 2010
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	* [http://www.maxim-ic.com/quick_view2.cfm/qv_pk/3288 Max5821 Webpage]		* [http://www.maxim-ic.com/quick_view2.cfm/qv_pk/3288 Max5821 Webpage]
	* [http://en.wikipedia.org/wiki/Digital-to-analog_converter DAC on Wikipedia]		* [http://en.wikipedia.org/wiki/Digital-to-analog_converter DAC on Wikipedia]

	~~{{LanguageBar\|Max5821\|Max5821\|Max5821}}~~

	[[Category:ExternalDeviceControl]]		[[Category:ExternalDeviceControl]]
	[[Category:I2C]]		[[Category:I2C]]

WikiSysop at 11:43, 15 November 2009

2009-11-15T11:43:12Z

← Older revision		Revision as of 13:43, 15 November 2009
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	[[Category:ExternalDeviceControl]]		[[Category:ExternalDeviceControl]]
			[[Category:I2C]]

JulienB at 21:01, 27 October 2009

2009-10-27T21:01:32Z

← Older revision		Revision as of 23:01, 27 October 2009
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	This 2 channels [[I2C]] DAC (Digital to Analog Converter) is mounted as an option on some [[APF9328]] boards:		This 2 channels [[I2C]] DAC (Digital to Analog Converter) is mounted as an option on some [[APF9328]] boards. It is mounted in standard on the [[APF27Dev]] development boards.

	[[Image:Max5821_mounted_on_APF9328.jpg]]		{\|border=0 summary="Photos"
			\|----------------
	~~It is mounted on the APF27Dev development boards:~~		\|[[Image:Max5821_mounted_on_APF9328.jpg\|thumb\|300px\|MAX5821 on APF9328]]
			\|\|
	[[Image:Max5821_on_APF27Dev.jpg]]		[[Image:Max5821_on_APF27Dev.jpg\|thumb\|MAX5821 on APF27Dev]]
			\|----------------
			\|}

	==Connections==		==Connections==

JulienB at 15:45, 4 August 2009

2009-08-04T15:45:02Z

← Older revision		Revision as of 17:45, 4 August 2009
Line 1:		Line 1:
	This 2 channels I2C DAC (Digital to Analog Converter) is mounted as an option on some APF9328 boards:		This 2 channels [[I2C]] DAC (Digital to Analog Converter) is mounted as an option on some [[APF9328]] boards:

	[[Image:Max5821_mounted_on_APF9328.jpg]]		[[Image:Max5821_mounted_on_APF9328.jpg]]

			It is mounted on the APF27Dev development boards:

			[[Image:Max5821_on_APF27Dev.jpg]]

	==Connections==		==Connections==

JulienB at 21:59, 18 November 2008

2008-11-18T21:59:49Z

← Older revision		Revision as of 23:59, 18 November 2008
Line 1:		Line 1:
	This 2 channels DAC (Digital to Analog Converter) is mounted as an option on some APF9328 boards:		This 2 channels I2C DAC (Digital to Analog Converter) is mounted as an option on some APF9328 boards:

	[[Image:Max5821_mounted_on_APF9328.jpg]]		[[Image:Max5821_mounted_on_APF9328.jpg]]

			==Connections==
	On your Devlight/DevFull there are 3 signals to use the Max5821:		On your Devlight/DevFull there are 3 signals to use the Max5821:
	* DAC_OUTA: corresponds to OUTA (pin 7) on Max5821. It's the first output.		* DAC_OUTA: corresponds to OUTA (pin 7) on Max5821. It's the first output.

JulienB at 21:58, 18 November 2008

2008-11-18T21:58:35Z

← Older revision		Revision as of 23:58, 18 November 2008
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	[[Image:Max5821_mounted_on_APF9328.jpg]]		[[Image:Max5821_mounted_on_APF9328.jpg]]

	On your Devlight there are 3 signals to use the Max5821:		On your Devlight/DevFull there are 3 signals to use the Max5821:
	* DAC_OUTA: corresponds to OUTA (pin 7) on Max5821. It's the first output.		* DAC_OUTA: corresponds to OUTA (pin 7) on Max5821. It's the first output.
	* DAC_OUTB: corresponds to OUTB (pin 8) on Max5821. It's the 2nd output.		* DAC_OUTB: corresponds to OUTB (pin 8) on Max5821. It's the 2nd output.

JulienB at 21:56, 18 November 2008

2008-11-18T21:56:50Z

← Older revision		Revision as of 23:56, 18 November 2008
Line 1:		Line 1:
	This 2 channels DAC (Digital to Analog Converter) is mounted as an option on some APF9328 boards:		This 2 channels DAC (Digital to Analog Converter) is mounted as an option on some APF9328 boards:

	[[Image:~~Max5821_mounted~~.jpg]]		[[Image:Max5821_mounted_on_APF9328.jpg]]

	On your Devlight there are 3 signals to use the Max5821:		On your Devlight there are 3 signals to use the Max5821:

JulienB at 21:55, 18 November 2008

2008-11-18T21:55:43Z

← Older revision		Revision as of 23:55, 18 November 2008
Line 1:		Line 1:
	This 2 channels DAC (Digital to Analog Converter) is mounted as an option on some APF9328 boards:		This 2 channels DAC (Digital to Analog Converter) is mounted as an option on some APF9328 boards:

	[[Image:Max5821_mounted.~~png~~]]		[[Image:Max5821_mounted.jpg]]

	On your Devlight there are 3 signals to use the Max5821:		On your Devlight there are 3 signals to use the Max5821: