Questions tagged [device]

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7
votes
4answers
789 views

Dead or alive: Operational transconductance amplifier

My first experience ever with an operational amplifier was with an LM3900 from a Philips experiments kit and these kits date from a long way back in time, when I was a young boy in primary school. I ...
3
votes
1answer
1k views

Is there a standard for writing device drivers for microcontrollers?

I have written device drivers for microcontrollers using AUTOSAR. But I was interested in knowing if there are other standards for device drivers. I am planning to write for TIVA TM4C123GH6PM. It has ...
0
votes
1answer
5k views

USB Host vs. Device Detection

Here is a problem to which the obvious answer is "use a switch," but that is not permitted in the design. ;) I am writing software for a USB audio application that is supposed to be able to play ...
0
votes
2answers
140 views

Voltage regulator question

I have made a portable device charger with a 5 volt voltage regulator(7805-TO220 package),a 9 volt battery and a few capacitors.The problem is,when I connect the charger to a certain device(whose ...
-2
votes
1answer
564 views

how do you typically tie the address pins and WP pin of I2C device? Do these lines need a pull-up/down resistor or just tied directly [closed]

how do you typically tie the address pins and WP pin of I2C device? Do these lines need a pull-up/down resistor or just tied directly.