bluetooth " IS2008" Software & programmer ?? (Sharvinda)
hi anyone know how to program " IS2008" & what is the programmer should i use to it, in "IS 2008" datasheet mentioned only "UI tools" but no programmer or software . Please let me know Software...
View ArticleTC2186 GSM RF behavior (E_Blue)
Hello, I have a PIC18F67J50 at 3.3V through a TC2186 (150mA LDO) and the PIC is connected directly to the TX/RX port of a SIM928A(Quad band GSM module with GPS).All the circuit is powered by a Li-Ion...
View ArticleMCP39XX measuring chips (stoyanoff)
Greatings! I`m looking for a ic for measuring pulse current from frequency inverter. I saught the MCP39XX series! Can you give an advise or link to AN for more information about this chips?! I want to...
View ArticleTimer1 Gate counting in PIC16F (vairam.emb)
Hi I am using PIC16f1509T microcontroller. I need to wake up the MCU when rising pulse detected on T1G pin and finding the duty cycle. When signal is low for 1sec, then MCU goes to sleep state. The GIE...
View ArticleMCP73831 (Tuurbo46)
Hi, I need a bit of battery charging advice. I currently have a gadget that uses a Li-Ion battery. To charge this battery, I have to remove it, charge, then put back into the gadget each time. To...
View ArticleMCP73833 - detecting a faulty battery (ankit.parikh)
Hello All, We are trying to figure out a way to detect a faulty battery using MCP73833. The trouble is that when there is a faulty battery connected and VDD > VBATMCP73833 status pins STAT1=1,...
View ArticleMCP23S17 POR IOCON address (0x05 or 0x0A) (Zhe Hu)
It's not clear from the datasheet of MCP23S17, whether power-on-default: IOCON.Bank=0 or IOCON.Bank=1, which makes it unclear what IOCON's address is. I've seen people's code, writing to 0x0A, as well...
View ArticleMotion Detection Accelerometer Selection (Tuurbo46)
Hi All, This place seems to be my go to area for guru advice. I am currently using the mpu6050 gyro/ accel, and I have the device outputting both raw gyro and accel data fine. My next step is to put...
View ArticleMCP16301 : sawtooth output with no load (clement_44)
Hello, I use the MCP16301 circuit to power LED in series. My config : - Power IN : from 13,5V (battery) to 24V (main) - Reg output : 12,8V / 400mA max - Cin : 2x10uF / 0805 / 35V - Cout : 2x22uF / 1210...
View ArticleUSB2422 into Test Packet Mode (AdamGarrison)
We need to put the USB2422 chip into Test Packet Mode. We found app note AN1589 for the USB46x4 that shows how to get the USB4604 into Test Packet Mode. We need to do the same for the USB2422. What is...
View ArticleMCP39F521 and crest factor (laffelt)
Has anyone used this part, especially in an AC phase-angle control application? I have looked thru the specifications and saw no reference to how this part handles SCR/triac driven AC waveforms, no...
View ArticleMCP2004A: Misses Transition from TOFF -> Operational without Huge Time from...
I'm using the MCP2004A as my LIN interface chip. The state diagram shows a transition from TOFF -> Operation Modes when "CS=1 & Tdx=1 & Txe=1 & NoFault". I find that if I raise Txe 8...
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 ArticleMCP1652 output voltage drops with load (MarkoAnte)
Hi, I have made a boost converter for my LCD led back light. I have followed the Graphics display truly 7" schematic for the display back light. The pcb is made to the attached schematic. This produced...
View ArticleMCP16301 - Random breakdown (Vincent44)
Hello, I have used the MCP16301 a lot to generate a 3.3V for my PIC32 power supply, and was really happy with it.I am now trying to power an LED branch using this component (see attached schematic)....
View ArticleMCP39F511 Interfacing 8-Bit MCU. (karan123)
Hello Forum, I need one Suggestion. I recently know to about MCP39F511 . Can anybody use this IC with PIC 8-bit MCU IC for Power factor Measurementand/orCorrection ? Previously I did with Zero Crossing...
View ArticleTen years! (DarioG)
It's been 10 years today, since I joined the forum! 10 years and ~50000 post... well... nice . Funny and interesting. Thanks to everybody I met on this platform, and to Microchip of course. And let's...
View ArticleThe output of MCP1702 is unstable (samimaisniemi)
I have connected PIC 18F45K22 to MCP1702 voltage regulator (3.3V). I have connected the input and the output of MCP1702 to 1uF ceramic capacitors. Unfortunately the output of MCP1702 is unstable. It...
View ArticleMCP73833 ordering information / complete part number (robotechsrl)
I see there are several options related to internal parameters, but I could not find any explanation in the datasheet. There is only a list with package markings, but the meaning of part number...
View ArticleMCP16301 transient coupling into ADC input (m3atwad)
Hello, I am using a MCP16301 chip in a design to produce a 3.3V power rail for a 32 bit ARM (TI) and two spansion flash memory parts. I'm sampling data that comes through an analog filter, into the...
View Article