MCP2200 problem (Cosimo Zizza)
Hi to all, I am using the MCP2200 to interface PIC32 UART to PC..I tested all bytes from 0x00 to 0xFF from PC to PIC32 and get it back to check if all bytes are received correctly by the PIC32.All...
View ArticleMCP73871 Charger with MCP4261 (50K) DPOT (jcwhit54)
GreetingsOn a PIC18F14K50 eval board I have attached a MCP73871 Eval Board for early prototyping. I have replaced the charge control current resistor with a MCP4261 (50K) DPOT. I would like the ability...
View ArticleMCP1702T-3002E/CBCT-ND with Reverse Polarity Protection? (TechCom)
I am currently using the following voltage regulator along with a mosfet for reverse battery protection. Is there any similar devices that have reverse polarity protection built in? Would really like...
View ArticleAR1100 - questionons about electrical specifications (max25)
Hi, i want to use the AR1100 in a new product for a 4 wire resistive touch controller. I use USB on a local USB2514 Hub. The reason why i want to use the AR1100 is because it has no firmware overhead....
View ArticleMCP73871 Output Voltage Clarification (mihooper)
I am considering the MCP73871 for a new design that charges a single cell LiPo battery from a USB +5v input. My question is, what is the voltage at the output of the MCP73871 (pins 1 & 20) when the...
View ArticleMCP16301 possible to shutdown when input is low? (m3atwad)
Hello, I'm using the MCP1630 buck regulator IC in a product design. The input of this buck is fed by a 4.8V NiMH battery pack. The problem I have with it is that when the battery pack gets drained down...
View ArticleLinksprite JPEG color camera reset state (Tharini)
I'm interfacing JPEG color camera with PIC32MX695F512L. It is working properly but i'm facing problem in restarting this camera module without unplugging it. I'll be thankful if anyone has the solution...
View ArticleMCP39F501 - Any Underwraps functions? (mrpackethead)
Hi, I'm wondering if it is possible to detect the direction of energy flow using the MCP39F501.. All i need to know is the phase angle between current and Voltage, and i'd be away.. However thats not...
View ArticleMCP39F501 - Is this a PIC thats been pre-programmed? (mrpackethead)
Does anyone happen to know, or can figure out if the MCP39F501 is one of the PIC family thats been set up with a custom application? It strikes me it might be. Though i've not been able to put my...
View ArticleMCP1804 linear regulator: Can SHDN exceed Vin? (Carveone)
I'm using an MCP1804-1.8 and there's a finite possibility that the SHDN# pin, being external to my board (it's the SYSEN from an ARM), can be asserted when the MCP1804 is unpowered. In the MCP1804...
View ArticleMCP39F501 - PGA Gains not working (jmoyerman)
My understanding is that the PGA gains are used to gain up the differential input signal into the chip, and would thereby change the values being read in the registers directly. I have tried every...
View ArticleCMOS IC processing (Sofia Bukreeva)
Hello, I would like to find out the process technologies (CMOS IC processing) for the following parts:MCP3201, MCP3202, MCP3204, MCP3208 Thanks..
View ArticleNeed 5V LDO from 12V batt with solar (SS6007)
Hello,I need to regulate 12VDC from battery down to 5VDC to operate a PIC18F2685. The battery is charged via solar panel. I want the 5V to be clean and study. The PIC has a 32768Hz/TIMER1 clock and I...
View ArticleMCP42010, when power is off (Carlo Ronchese)
Hi all,I need to know what is the value of the dig-pot of the MCP42010 when no power supply is applied: I want to use this dig-pot to interface with a Digital Sound Processor in my car. Did I need to...
View ArticleMCP3208 multiplexing (Patrick Carosso)
Hello all,I need to connect several MCP3208 to the same SPI lines. When the CS is high the DO is in high impedance state, right?Thank you very much.Patrick..
View Articleadafruit tsl2561 sensor interface with pic24f16ka102 controller (ankit)
i am using TSL2561 light sensor . and I interfaced TSL2561 sensor with pic24f16ka102 controller through I2C. There are three types of address for this sensor 0x39, 0x29, 0x49 according to datasheet. i...
View ArticleSelect input voltage for charging a battery (tablet)
Hello, I'm designing a pcb, its characteristics are: - Vcc = 3V; Icc = 250mA. I would like to use the mcp73831 and mcp16311 Your supply will be through a USB connection, which recharge a lithium...
View ArticleMCP3551 interfacing issue (UD)
Hi! I am having a little problem to interface mcp3551 as i am not able to receive data in continuous conversion mode as either it hangs or returns zero. as for the single conversion mode is concerned...
View ArticleMCP3551 interfacing issue (UD)
HI! i am having some issues interfacing mcp3551 adc 22 bit converter IC I want to use it in continuous conversion mode but not able to get any value out of it. I am using this IC for a 100kg load cell...
View ArticleMCP23017 problem (Jonas Elofsson)
Hi, I'm having a problem with MCP23017. To keep it short, try setting all pins to inputs on port a (or port b, same thing there). Put pulldowns on all port a pins. Now apply a 1MHz square wave on PA7....
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