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Microcontroller with 5V supply to control 3.3V power
Started by 3 months ago●11 replies●latest reply 2 months ago●66 viewsI own an HM-TRP radio module which I want automatically configured using just a microcontroller (at89C2051) and an external 5VDC power supply (USB). In the past...
Hi,I'm not that advanced at C programming but I need to build a circular buffer for my serial data. The serial data is in a frame that is from 9 bytes to 48 bytes...
Why is the raw data from mpu6050 always constant?
Started by 3 months ago●1 reply●latest reply 3 months ago●47 viewsI'm trying to interface mpu6050 module with pic16f886 microcontroller. But, i'm getting x-axis, y-axis and z-axis as 0 and the raw data on all the axis as 255. Why...
Solution to flash bootloader on request
Started by 3 months ago●1 reply●latest reply 3 months ago●45 viewsHello all,I work in a society that develops an autonomous robot, the robot architecture is composed mainly by: - 3 Arduino board. - 1 embedded PC, which communicates...
I have tried other forums but was not successful. Because my project is embedded related, I'll explain a bit. I'm making a lazertag game and I have realized that...
LCD in a complex system with little memory
Started by 3 months ago●4 replies●latest reply 3 months ago●47 viewsI'm looking for good ways to integrate LCD processing code into software on an old 8051 IC.Because the human eye can't process stuff as fast as computers can, what...
Easiest way to handle keypress with 1-bit option on memory restricted system
Started by 3 months ago●38 viewsI'm looking for a simple way to handle key presses as well as store an option to allow a repeating key or just a one time press and release. Through experimentation,...
Detecting valid signals across multiple lines
Started by 3 months ago●4 replies●latest reply 3 months ago●49 viewsI created a 4-channel sensor circuit with the following type of schematic because I want to keep my option of using the serial port of the 8051 to my advantage if...
External Sensor MCP9808 interfacing with MSP430FR4133
Started by 3 months ago●2 replies●latest reply 3 months ago●56 viewsMicrocontroller: MSP430FR4133
Tool/software: IAR Embedded
Hello,
I'm a beginner and need some help with a project of mine.
Project- To interface an external...
Shorting GPIO internally = reset and no problem?
Started by 3 months ago●9 replies●latest reply 3 months ago●57 viewsI remembered making a post here and on another forum about connecting outputs of sensors to the 8051 RXD pin via schmitt triggers and combined through a multiplexer.Here's...
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