TiagoRibeiro
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9th December 2019, 13:38andre_teprom replied to a thread Connect MQ135 Gas Sensor to Raspberry Pi 3B+ in Hobby Circuits and Small Projects ProblemsKeep in mind that the 5v available at the PI connector header is not intended to supply external devices, but rather to use with external pullup...7 replies | 367 view(s) -
1st December 2019, 17:33You did not specify what toolset you are using to compile/develop your program, but if it were Arduino (which I assume being not the case), you could...6 replies | 373 view(s)
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26th November 2019, 16:49andre_teprom replied to a thread Connecting RS232 out to raspberry pi through cp210x. in Professional Hardware and Electronics DesignOk, now I got, so if you want to use the USB, there is no need to have any TTL converter between both sides; Don't seem this would suffice? ...6 replies | 393 view(s)
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26th November 2019, 15:00andre_teprom replied to a thread Connecting RS232 out to raspberry pi through cp210x. in Professional Hardware and Electronics DesignOk, I had overlooked this, anyway your original approach is not correct... You need just an RSR-232/TTL converter, something like this: ...6 replies | 393 view(s)
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26th November 2019, 13:26andre_teprom replied to a thread Connecting RS232 out to raspberry pi through cp210x. in Professional Hardware and Electronics DesignYou did not provide enough information about what is the electrical interface of your Logger (RS-232/ TTL, USB), BTW there are many approaches; as...6 replies | 393 view(s)
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23rd November 2019, 22:09In the assumption that printing/cutting tasks are made asynchronous each other, did you try to add some delay right before the cut command, just to...5 replies | 459 view(s)
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23rd November 2019, 21:49andre_teprom replied to a thread PIC1F1508 with four PWM outputs operating at different frequency? in MicrocontrollersIf the frequencies are multiple integers as you said (2x, 4x, 8x) and if the output lowpass filter circuit is properly sized, at first sight there is...4 replies | 348 view(s)
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21st November 2019, 01:36andre_teprom replied to a thread [SOLVED] ACS712-5A AC Current Reading - How to? in Microcontrollers...moreover, with the above code it is being hold the maximum peak-to-peak, not updating with further smaller values. You should compute the...35 replies | 1477 view(s)
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20th November 2019, 21:15andre_teprom replied to a thread [SOLVED] ACS712-5A AC Current Reading - How to? in MicrocontrollersAs clearly stated there, it is a transformerless circuit designed to do the same job of a current transformer, so it has the same issue regarding the...35 replies | 1477 view(s)
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17th November 2019, 17:35You are cascading the output of one chip into another input, which in an offboard arrangement like using Arduino can mean a degradation in signal...9 replies | 773 view(s)
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17th November 2019, 16:27It is worthy to try adding an while(BusyXLCD()) command after each XLCD access just to check if you are having timing issues.2 replies | 357 view(s)
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14th November 2019, 15:15Unless I overlooked something, you did not mention what compiler you are using. Most often an interrupt vector is defined preceeded with a '#'...12 replies | 649 view(s)
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14th November 2019, 13:19Once you are apparently using interruption with just one timer, checking the interrupt flag right after entering into interruption vector seems...12 replies | 649 view(s)
About TiagoRibeiro
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- Age
- 27
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- Microcontrollers, Power Electronics
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- on instagram:@tii_ribeiro
on whatsapp: +55 14996292379
- Location:
- São Paulo/Brazil
- Interests:
- Software & Hardware
- Occupation:
- Hardware and Software Developer
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"The best portion of a good man's life: his little, nameless unremembered acts of kindness and love."
William Wordsworth
William Wordsworth
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