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16F877 programing Vs 16F877A

Started by fjch100 in Piclist21 years ago 3 replies

Hi, I'm using the Tait Flash PIC Programmer and "Classic" interface, I can program a 16F877 but not a 16F877A, what is the...

Hi, I'm using the Tait Flash PIC Programmer and "Classic" interface, I can program a 16F877 but not a 16F877A, what is the difference between both? I can read, erase but not Write the 16F877A. With the 16F877 everything works OK. I try changing the differents soft


Sine PWM using 16f877

Started by p.vijayamurugan in Piclist19 years ago 5 replies

hai all this is vijay from India wishing you a happy day i have a requirement to generate a Sine PWm using PIC 16f877. ...

hai all this is vijay from India wishing you a happy day i have a requirement to generate a Sine PWm using PIC 16f877. can anybody help me in developing the logic thanx in advance vijay


PicBasic - TMR0 16F877

Started by dino308gt4 in Piclist21 years ago 1 reply

I'm using PicBasic and my project requires taking an analog reading every 100th of a second. Is using TMR0 the best way to do the...

I'm using PicBasic and my project requires taking an analog reading every 100th of a second. Is using TMR0 the best way to do the timing? It looks like the prescaler ratios do not make it possible.


ICD-2 Problems

Started by Fredrik Krook in Piclist20 years ago 4 replies

Hi! I?m trying to program a circuit... 16F877 and then run it in debugmode... But it doesn?t work... getting the errors listed...

Hi! I?m trying to program a circuit... 16F877 and then run it in debugmode... But it doesn?t work... getting the errors listed below... Does anyone know how to get it to work... Programming Target... ...Erasing Part ...Programming EEPROM Memory


what does the A in 16F877A means?

Started by mr_gees100_peas in Piclist18 years ago 6 replies

Hi, For a while now I've been wondering what does the A in 16F877A means? I mean what is the difference between a 16F877 and a 16F877A? ...

Hi, For a while now I've been wondering what does the A in 16F877A means? I mean what is the difference between a 16F877 and a 16F877A? My other question is what is a bootloader?


20Mhz oscillator and 16f877

Started by xeemv in Piclist21 years ago 4 replies

I have trouble getting the 20 Mhz oscillator to work with 16f877A Oscillator: Saronix 9942k 20.0000 Mhz NCH060C This is what I...

I have trouble getting the 20 Mhz oscillator to work with 16f877A Oscillator: Saronix 9942k 20.0000 Mhz NCH060C This is what I have done so far: 1) I connect the 20 Mhz oscillator to the OSC1 of the PIC and leave the OSC2 open. 2) I define my oscillator speed as


usart PIC16F877

Started by fish_camera in Piclist17 years ago 4 replies

Attempting to troubleshoot problem with usart, asynchronous mode, for a school project. Two 16F877. Using the ICD-2 in circuit debugger. We...

Attempting to troubleshoot problem with usart, asynchronous mode, for a school project. Two 16F877. Using the ICD-2 in circuit debugger. We believe our transmit chip is working but we can't get receive to function correctly. We know interupts will not work while Single stepping in debug mode, but in animate mode interupts should function, correct? How close do the clocks have to be? ...


K149 programmer

Started by laughty g in Piclist21 years ago 3 replies

Hi, Recently I have just constructed a K149 programmer to program the 93LC46B serial eeprom. I have removed the USB portion. ...

Hi, Recently I have just constructed a K149 programmer to program the 93LC46B serial eeprom. I have removed the USB portion.   I have read on the website that this programmer is capable of programming 16F877 chip too. However, although my programmer board can be detec


Multiplexing PIC ADC

Started by Bakkal Adil in Piclist19 years ago 3 replies

It is possible to build a multiplexing circuitry for the PIC ADC? so we can have more channels than what a PIC have ( ex : 5 for...

It is possible to build a multiplexing circuitry for the PIC ADC? so we can have more channels than what a PIC have ( ex : 5 for 16F876 and 10 for 16F877 ). Speed is not a important point in this.   (no external interfaced ADCs please) _________________________


I don't programming that 18F458 and 12F675

Started by cnt in Piclist21 years ago 7 replies

Hello, I've a problem with my programmer! I'm using a jdm programmer and ic-prog v1.05A. I can programming 16F84 and 16F877 without any...

Hello, I've a problem with my programmer! I'm using a jdm programmer and ic-prog v1.05A. I can programming 16F84 and 16F877 without any problem. I try to programming 18F458 and 12F675 but I don't programming them :( could you tell me what I am doing now? thanks for your advices sory for my english CNT TEK.


CAN bus with MicroController

Started by R Ramesh in Piclist19 years ago 2 replies

Hi all,   Now I am trying to use CAN  bus with 16F877 IC, if anybody used CAN bus with micrcontroller , can please send...

Hi all,   Now I am trying to use CAN  bus with 16F877 IC, if anybody used CAN bus with micrcontroller , can please send some CAN bus details,   Thanks Ramesh __________________________________________________


PIC 16F877 Development Board

Started by rtstofer in Piclist21 years ago 38 replies

A while back there was a discussion on the best way to get started with PICs. The development board from ...

A while back there was a discussion on the best way to get started with PICs. The development board from http://www.futurlec.com/PICDevBoard.html was mentioned so I bought one. This is a great board! It has:


PIC Interface to 3COM Ethernet card

Started by Chas Douvier in Piclist21 years ago 1 reply

If anyone has a saved copy of: PIC Interface to 3COM Ethernet card 16F877 and 3C509B 3COM 3C509B ...

If anyone has a saved copy of: PIC Interface to 3COM Ethernet card 16F877 and 3C509B 3COM 3C509B http://www.rof.net/yp/alphao ne/activities/electronics/3c509b Or any information off of it please