MCP3561 vs. MCP3561R (MicrochipNewbie)
1. What are the differences between the older MCP3561 and newer MCP3561R?2. Are they interchangeable?..
View ArticleARD00906 is not working properly! (Sneha123)
Hi,We have bought ARD00906(MCP3564 Weight Scale Reference Design Evaluation Board) for our application.We are Providing supply to board through USB.We see the output in display(in EVM) as well as using...
View ArticleIs it possible to parallel MCP73123? (theboom)
to increase charging current. i believe it's a linear device, and so no concerns about clock-syncing...
View ArticlePAC1952 - Rsense calculations (check my working out) (toms)
Hi all, Analogue electronics and formulas arent my strong point, so I wonder if someone can double check my working for selecting a sense resistor for use with a PAC1952T-2 that I am looking at...
View ArticleMCP9600 Un-able to read temps below -150C with T-Type TC. (goseese)
Hello, I have been using the MCP9601 and MCP96L01 for quite some time with out issues. I have a PCB design that is using a T-type TC to read temps in the -180c range. Understand the MCP9600 temp range...
View ArticlePAC1952 NACKing refresh command? (toms)
Hi all. In general the PAC1952 is behaving, but occasionally it will start to NACK refresh commands that I send to it. A couple of retries sending the refresh command one after the other, and even...
View ArticleWhy do some channels of the capacitive sensor fail to calibrate and how to...
I am unable to get 6 of the 8 channels of the CAP1298-1-A4-TR to calibrate and they therefore remain inactive whenever I place my finger on. Questions: -If some channels of a capacitive sensing IC fail...
View ArticleIssue with ATM90E26 while doing current measurement. (vinayakp)
Dear Microchip and team,we are facing issue while measuring current. we have used shunt of 100m Ohm of 2512 size so it has 0.5W. we have set Gain as 1. please assist us ASAP...
View ArticleMCP3564R ADC conversion result problem (DanielS)
Hi, I have MCP3564R working with a microcontroller via SPI. Reading and writing to ADC register works correctly.ADC is setup in continuous SCAN mode, scanning all 16 channels.I am using the ADC...
View ArticleMCP3464RT. How to start a new acquisition? (DiBosco)
Hi Folks, Been struggling for a couple of daya with an MCP3464RT. I could, immediately, read from and write to the internal registers, but I cannot work out how to kick off an acquisition of a channel....
View ArticleMCP3564 - ADCDATA Always 0 But Can Read And Write Other Registers (LBound)
Hi, I seem to be unable to get any actual data out from my MPC3564. I am able to read and write to any of the other registers, but when reading from ADCDATA I always get 0 back. I've tried to change...
View ArticleMCP3464RT [Vref-] Reference and how it relates to the acquisition readings....
Folks,Am not understanding how the REF- pin works on the MCP3464RT in terms of readings it produces.The example diagram for how to connect the REF- pin clearly shows it connected to AGND and the...
View ArticleWhat is the SPI Device Address Bits for MCP3561R 20-Lead TSSOP?...
In the MCP356XR datasheet (DS20006391C), only the SPI Device Addresses (01b) for 20-Lead UQFN is given but there is no mention of the SPI Device Addresses for 20-Lead TSSOP? Is that still 01b?..
View ArticleEMC1438 or EMC1428 (SebastianL)
Hello, I am a student from Germany and my task is it to build a temperature datalogger with multible channels. I have to use Transitstors(diodes) as external sensors. For example the 2N3904...
View ArticleMCP3561R (SPI): not reading sensible ADCDATA (MicrochipNewbie)
I'm using a 16-bit MCU to work with my MCP3561R via 4-wire SPI. I can write and read other registers in the MCP3561R except for ADCDATA where I kept reading seemingly random values, with fluctuations...
View ArticleThe read value from ADC MCP3561R is not stable (Ihab88)
Hi All,I have a problem in the reading value from MCP3561R. I am using the internal reference and the internal clock for ADC operation. When reading the internal temperature sensor a range value +/-...
View Articlemoderator: please delete this question (MicrochipNewbie)
I am unable to delete this post..
View ArticleUSB7002 UFP Bus-powered application (Henrik Buhl)
Hi. We have created a design with the USB7002 HUB device which has a dedicated Upstream Facing Port (UFP). We use this for connection to the Host. The Upstream Facing Port in our design is a USB Type C...
View ArticleMCP39F511A Zero Calibration (GowthamKishore)
Hi We have connected 240v AC supplyNo load is connected (open circuit)Current offset is not happening Active power & Power factor are negative values...
View ArticleMCP3913 & OSR gain error correction (kevin.ferguson)
A factory calibration process is made when OSR=256 and the correction scalars are saved to NVM and programmed into GAINCAL registers at startup. For a new firmware version applied in the field, the OSR...
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