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P_Santos
Joined: 07 Jul 2011 Posts: 114
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Posted: Wed Nov 27, 2019 1:02 am Post subject: Differential ADC on Atmega88 |
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Hello,
I need to connect a device with differential output to the Atmega88 ADC. Never used the ADC differential, I do not know what pins connect as not found any sample code to read the ADC in differential mode.
Gratefull if anyone can help with schematic and sample code
Regards
P_Santos
(BASCOM-AVR version : 2.0.8.1 , Latest : 2.0.8.2 ) |
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laborratte
Joined: 27 Jul 2005 Posts: 299 Location: Berlin
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Posted: Wed Nov 27, 2019 2:43 am Post subject: |
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atmega88 does not have differential inputs on ADC |
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P_Santos
Joined: 07 Jul 2011 Posts: 114
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Posted: Wed Nov 27, 2019 6:09 pm Post subject: |
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Hello Laborratte,
Thanks for the information, have than will to use an external differential Amp OP
Regards
P_Santos |
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Paulvk
Joined: 28 Jul 2006 Posts: 1257 Location: SYDNEY
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P_Santos
Joined: 07 Jul 2011 Posts: 114
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Posted: Mon Dec 02, 2019 1:05 am Post subject: |
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Thank you, Paulvk,
I need a instrumention differential amplifier, now i find the MCP6N11, this device works beetwen 1,7v and 5V and that it's what i need, the board use a 3V battery
Anyone use the MCP6N11 ?
Regards
P_Santos |
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