LR645 - High input voltage Linear Regulator (CabanzoJ)
I'm planning to use the Microchip LR645 linear regulator in a non-isolated power supply, datasheet ( states that LR645 is capable to deliver up to 150 mA output current using an external depletion-mode...
View ArticleHelp needed with MCP2200 Visual Studio Visual Basic .net project please...
Hi,Can anyone help me to get my vb.net MCP2200 project started please ?I am using Visual Basic 2010 Express.The .dll I am working with is "SimpleIO-M-dotNet2.dll".I already have build errors just...
View ArticleMCP6V84 and noise. (Ton)
Hello all,This is my first post on this forum and I hope there are some analoge people between all the digitalsSmile: (Only analogue people should read to the end).(To be continued because of error...
View ArticleMCP23017 INTF Operation (pev)
Hello! I'm using an MCP23017 to capture state changes on some I/O lines. I'm slightly scratching my head as to whether I'm missing something obvious about how INTF works though. I've got a test setup...
View ArticleIssues with ATM90E26 (tenz_in)
I have done all the required calculations as mentioned in datasheet and application note. And the voltage reading shown by the chip shows correct value for the first time but when read after few hours...
View ArticleUSB3300 (Amitjain)
Hi, We are Using USB3300 with STM32F429XXXX series controller and attached is the schematics of USB3300 section. We are unable to get clock from CLKOUT pine i.e, 60Mhz we are able to measure 25MhZ from...
View ArticleKSZ9477S not working (Fanratar)
I used to use KSZ8794 (3 ports), but in the new project I needed 5 ports, so I installed KSZ9477S. But for some reason I do not see the connection when I use the port. The LEDs also do not light, they...
View ArticleMCP2515 Start Oficina Frame Signal setup (williamdc5)
Hi everyone, I want to get a interrupt in my MCU that let me to know when a frame is going to be sent to CAN bus. I check CNF3 and CANCTRL registers to confirm if SOF Signal is active and It is, but I...
View ArticleEtherCat with LAN9252: how to cascade two slave nodes on the same board?...
Dear friends,We currently have a motor driver board that is also a slave EtherCAT node, using one XMC4500 microcontroller and one LAN9252 EtherCAT controller from Microchip, connected to two phisical...
View ArticlePAC1921 - Current and power registers always zero (fgomes)
Hello, I'm developing code to a board that has a PAC1921 to help to manage the board power usage. I have checked that I have a voltage on the shunt resistor (about 5mV, sometimes go a bit higher), but...
View ArticlePush button ON/OFF device (zavovi)
Hi all, I don't know, if it is good section for my question, but I am sorry, if not.I want ON/OFF my device from the one button and I inspired from here: https://macrofab.com/blog...ng-electrons/ but I...
View ArticleUSB3300 CLKOUT (Amitjain)
Hi, Attached is our schematics we are not getting the output CLK of 60MHZ we are getting around 25MHzs can ypu please suggest what is causing that. Thanks in advance. Regards,Amit Jain..
View ArticleIs MCP CAN analyzer supports J1939 frame implementation? (Ramalingeswar)
Hi,My requirement is to implement J1939 frame format with PIC32ze and MCP CAN analyzer. to decode and generate required frames of CAN...
View ArticleMCP6541 Input Voltage Limts (jspicer)
Hello, I have some questions about the MCP6541 comparator, concerning its input voltage range. - Are the internal ESD diodes only between Vss and the inputs, i.e. for low voltage protection? On page 17...
View ArticleUSing MCPXX device to communicate with Rasberry pi (AMPS)
Dear all, I have analog sensor which can gives analog output of 0-10vDC.i wanted to communicate with Rasberry pi module. I wanted resolution of 12bit/16bit for my application. Is there any recommend...
View ArticleMCP73833 MSOP-10: Can't get 1A charging current (f.ch)
Hi, I'm trying to charge a 1200 mAh Li-Polymer battery at 1A, using a MCP73833. I set the PROG resistor to 1k, and the THERM resistor to 10k (to disable thermal regulation). I have attached my circuit....
View ArticleProblems using MCP2200 USBCFG status pin (Spacerowa)
Hi,I am developing a hardware and firmware project using the MCP2200 usb-uart device.But I am having a couple of issues concerning the use of the USBCFG output pin. This is an alternative function to...
View ArticleMCP47FEBXX LAT(1)/HVC pin (pvdncsts)
Hi, I did like to use the MCP47FEB22 DAC. This DAC consists of a LAT(1)/HVC pin that is used for setting the DAC registers (if I understand correctly...). This pin needs a voltage of at least +9V...
View ArticleMCP39F511 Power-Monitor Auto Calibrate not working - logged steps attached...
OK, I have a MCP39F511, and I'm trying to use the auto calibration commands, yet my device is still not calculating the right results. I have attached the log stream of the Arduino "Writing" and the...
View ArticleMCP9600 I2C clock stretching problem with multiple hosts (guarndt)
Dear friends, I have been evaluating the MCP9600 thermocouple temperature converter with different hosts - to be precise, the MikroE Thermo K click, which is an implementation of the reference design...
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