microcontroller

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Sending data and event from Arduino to mobile phone

I\'m a newbie and have no prior experience with arduino or microcontrolle开发者_运维技巧r programming. For one of my course project, i need to send data/message/event from the arduino to my mobile pho[详细]

2023-04-13 09:57 分类：问答
Compiling this sample Teensy source file

I can\'t seem to get the blinky.c program for Teensy 2.0 to compile. Here is the error: avr-gcc -c -mmcu=atmega32u4-I. -gdwarf-2 -DF_CPU=16000000UL -Os -funsigned-char -funsigned-bitfields -ffunction[详细]

2023-04-11 21:27 分类：问答
ARM LPC1751 pins configured as I/O

How can I configure one pin for input and another开发者_StackOverflow中文版 for the output? If I am not wrong this could be done with GPIO registers that controlls device pins that are not connected[详细]

2023-04-10 16:30 分类：问答
Creating an ASM file that will return the characters located in 8 consecutive registers

I have to create an ASM file for the PIC18F452 that does the following: (a) define the label MapName as the first of 8 consecutive registers containing a null-terminated string of not more than 7 cha[详细]

2023-04-10 07:41 分类：问答
A void* being used to maintain state... (C programming)

Currently we are learning how to program AVR micro-controllers (Ansi C89 standard only). Part of the included drivers is a header that deals with scheduling ie running tasks at different rates.My ques[详细]

2023-04-08 20:45 分类：问答
Embedded IP stack: is it okay/accepted to have asynchronous sending?

I am trying to implement a very small IP stack for 8-bit AVR MCUs. I don\'t want it to support TCP, because it\'s really too big and I don\'t need it, but rather UDP (and, of course, ARP and ICMP).[详细]

2023-04-08 20:41 分类：问答
exit function when interrupted

I have an interrupt function called, interrupt_Foo() {...} which turns on a flag when 1 second has elapsed, and a user-defined function foo_calling() {...} which calls another function foo_called() {.[详细]

2023-04-08 00:09 分类：问答
How to generate a video signal from Android device via USB?

Is it possible to create an application for Android, which can generate a video signal (HDMI or VGA) via USB?[详细]

2023-04-07 19:15 分类：问答
SD block offset of 251 blocks

I found out that my Windows 7 laptop skips the first 251 blocks of an SD card. When I make a raw dump of an SD card, block 0 on my Windows 7 laptop corresponds to block 251 on my Windows Vista l开发者[详细]

2023-04-06 07:52 分类：问答
ATmega 328p behaving weird with a static function

I\'m trying to use an ATmega 328p (Arduino Ethernet) to control a Wiznet W5100 Ethernet controller. The libraries I\'m using are tested and work, but for me they don\'t. Here\'s what I tracked the pro[详细]

2023-04-06 02:13 分类：问答