External Sensor MCP9808 interfacing with MSP430FR4133

Started by shetty 3 weeks ago2 replieslatest reply 3 weeks ago50 views
Microcontroller: 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 mik3ca 3 weeks ago9 replieslatest reply 3 weeks ago54 views
I 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...

SSP DMA problem in ARM lpc2388

Started by faiz1303 1 month ago7 replieslatest reply 3 weeks ago47 views
Hi,Hi,I am working on a project, in which I want to copy a data from SD card (on SSP0) to  a USB flash drive, I want to reduce the time span required to copy data...

AT89LP4052 programming not working

Started by mik3ca 4 weeks ago1 replylatest reply 4 weeks ago35 views
For the life of me, I can't figure out why I can't program the AT89LP4052.I have programmed the AT89S52 and AT89LP52 before serially with my own hardware board.Now...

Preventing Forum Fatigue

Started by stephaneb 4 weeks ago9 replieslatest reply 4 weeks ago70 views
Hello All,should I limit the number of threads a user can start per week (or month)?The reason why I am asking is that as you may have noticed, we have a very active...

Writing decimal number in a text file in SD card using FatFs library

Started by vtrivedi 1 month ago8 replieslatest reply 4 weeks ago32 views
Hi Team, I am working on an application where I have to write the data captured from a pulser to SD card. The data format includes header (26 bytes) followed by...

Brute-force method to reset serial line on 8051

Started by mik3ca 1 month ago2 replieslatest reply 4 weeks ago12 views
I can't find this in any datasheet, but I was thinking one reason why my packets transfer slowly (even on wired network) serially is because the individual bits...
I have problem extracting the RSSI value. Could anyone give me a hint about how you achieved it.The IDE I use is IAR in C language.The following are pictures of...

Multiple 8051 chip detection

Started by mik3ca 4 weeks ago1 replylatest reply 4 weeks ago35 views
So far I have made software for the same hardware that can detect whether an AT89S52 or an AT89LP52 is inserted into it because the introductory bytes required to...

Sensing beams in strict timeframes - 8051

Started by mik3ca 4 weeks ago22 views
I currently made a board in which a 4-sensor unit is multiplexed into one output connected to P3.0 of an AT89C4051 microcontroller. The sensor is selected via P3.4...

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