Questions tagged [mplab]
mplab is the IDE used to compile, program and debug PIC chips.
128
questions
1
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1answer
89 views
MPLAB programing: Questions on USART initialization code
I have just started using MPLAB for microchip Atmega128. I had a few questions regarding the following code segment for USART initialization which I found in the product documentation.
Do I need to ...
2
votes
1answer
46 views
Microchip device support - MPLAB Snap supported or unsupported devices list
Need to program and debug PIC and AVR MCU's so MPLAB Snap looks to be a very attractive option however:
"it supports many of Microchip’s newer MCU offerings but not some legacy products" - ...
0
votes
3answers
124 views
How do I debug my PIC16F15323 code?
Microchip PIC16F15323 topic
I have source code that compiles fine under Microchip's mpasmx
Somewhere in there I may have a bug as unlikely as that may seem.
I would like to debug my code.
I have MPLAB ...
1
vote
1answer
54 views
PIC Curiosity HPC with multiple UARTs
I've got a Curiously HPC with two mikroBUS UART modules fitted (1x FTDI232R and 1x RS485 5V), however MCC in MPLAB X isn't letting me map the EUSART2 of the target (PIC18F46K40) to module 2, even ...
0
votes
1answer
46 views
RPi-PIC18 I2C: problem with first byte
I am having a bit of a problem with RPi-PIC18 I2C communication. The raspberry is the master, the problem is with the PIC18F25K80 slave device. Here is my code regarding the I2C parts:
...
0
votes
0answers
37 views
I2C communication with LCD2041 using PIC32MM
I am trying to communicate with LCD2041 using pic32MM using I2C I wrote the following code on MPLAB code configurator but so far the status for the I2c communication seems to get stuck on pending . I ...
0
votes
0answers
56 views
using USART for serial communication
I am using the MPLAB Code Configurator for serial communication via a UART. My clock setting for system is FRC oscillator set to 8 MHz with PLL enabled (4x multiplier) to make a 32 MHz clock.
I am ...
1
vote
1answer
128 views
Are there any functional differences between xc16 and C30? [closed]
I've recently istalled MPLAB X (free version) and tried to build an existing project which uses C30. C30 seems to have been replaced with xc16 which does indeed build the project but the resulting ....
0
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0answers
34 views
How to create an scl file for MPLABX?
I am using MPLABX simulator to simulate some code. I want to create some signal for an external pin of the MCU using the stimulus. To do this I need to attach an ...
0
votes
0answers
112 views
Proteus program address is not within code memory
I am trying to simulate the following circuit with Proteus.
Both the crystal and PIC18F4550 frequency is 20MHz.
When I start the simulation, I get more than 100 messages:
[PIC18 LOAD] Program ...
0
votes
1answer
270 views
PIC18F2550 [PIC18] PC=0x0000 MCLR is low. Processor is in reset
I am learning to program microcontrollers.
I'm trying to simulate the result in Proteus but when I run the simulation I get the error.
[PIC18] PC=0x0000 MCLR is low. Processor is in reset.
What is ...
0
votes
1answer
238 views
Executable code and data must be defined in an appropriate section
I'm using MPLAB X IDE v4.20 to compile the following code:
...
0
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1answer
57 views
How to connect a PIC32MK 100-pin Motor Control Plug-In Module (PIM) for programming
I recently got a PIC32MK 100-pin Motor Control Plug-In Module (PIM) I have been trying to prgram it but I have been running into the following error:
...
1
vote
1answer
462 views
PIC18F67K40 - Failed to get device ID
I am using PIC18F67K40 and PICKIT3 with MPLAB 8.92V for programming. But I am getting error:
Failed to get device ID
I have attached schematic snap of MCLR circuitry. I am able to program other ...
0
votes
1answer
88 views
What is Mikrobus purpose?
I'm new to embedded systems. I have MPLAB Xpress Evaluation Board.
I see that the board has MikroBUS connectors. Going through the internet, I couldn't understand what is the purpose of the MikroBUS? ...
0
votes
1answer
84 views
Where to put main code in Mplab Harmony Framework?
When i'm doing code using MCC for example i will put my code the following way:
...
0
votes
1answer
308 views
How to toggle a pin in Harmony framework for a pic?
I'm new to pic's and the harmony framework, and i'm trying to toggle a pin from high to low and vice versa in the interrupt callback of the Timer.
I configured my oscillator to operate at 32 MHz
or ...
1
vote
1answer
56 views
Anyone knows what is a driver implementation in Harmony?
When configuring a Timer Driver implementation the option for Dynamic and Static appears.
Anyone knows, what does these 2 types mean?
0
votes
2answers
756 views
With harmony how to implement printf to uart?
I setup a project using harmony v2 for a pic32mx470f512l. In drivers -> USART i configured the UART (strange its called USART in harmony in datasheet says its a UART):
Now i want to use the function ...
0
votes
1answer
350 views
MPLAB Harmony Configurator not working
After installing MPLAB Harmony Configurator from the available plugins in MPLAB (v5.05)
i tried to create a new project but it seems that harmony location is not valid?
I doesn't seem to have ...
0
votes
1answer
72 views
PIC32MX470F512L not appearing on harmony setup?
I installed Harmony plugin in MPLAB X IDE because i can't put this pic working with MCC.
I was going to do a new project for this pic and when i was going to select it, it doesn't appear on the list! ...
0
votes
1answer
147 views
PIC16F884 keeps resetting even though WDT should be off
I just bought a PIC16F884 and put a simple C program on it using MPLAB:
...
2
votes
1answer
80 views
PIC32 having multiple PORTB's “high” at the same time
I am trying to set a couple of PORTBbits to "high" (1) at the same time
for that I am using the following code:
I am using thePIC32MX695F512H
...
1
vote
0answers
336 views
PIC10F222 Failed to program device
Every time I try to program my hex file I get an error:
The following memory area(s) will be programmed:
program memory: start address = 0x0, end address = 0x3b
configuration memory
program memory
...
1
vote
1answer
67 views
can't read push button value in dsPIC33
This is the first time I work with a PIC microcontroller. I am using the Clicker 2 for dsPIC33 board (dsPIC33EP512MU810), and so far I am trying to implement a basic programme for testing the board. ...
0
votes
1answer
243 views
Timer0 not interrupting on PIC18f4321
I'm trying to run some basic code from my textbook onto a PIC18F4321, using the latest XC8 compiler. It's supposed to turn on an LED after 10 seconds, but the LED never turns on. I've checked my ...
2
votes
2answers
89 views
PIC microcontroller: actual behaviour differs from simulator
I was encountering some quite strange differences in the behaviours of my PIC16F628a microcontroller compared to the MPLAP built-in simulator.
After a long search, it turned out to be different due ...
0
votes
1answer
68 views
Does MPLAB IDE v8.92 show Page Breaks anywhere in programmer
In the MPLAB assembly code window is their anyway to show or indicate where page breaks are I am using 50 PClath Calls.
If I add or remove code it changes the position of page breaks. I would like to ...
1
vote
2answers
133 views
FTD232RL displays gibberish
Hello there i am using dsPIC30F4013 and i have been trying to interface uart with pic. I want to send some data to PC via uart and display it on terminal, but what i get is far from what i expect, to ...
1
vote
2answers
460 views
What is the difference between the different types of PIC compilers?
What is the difference between the different types of pic compilers such XC, Hi Tech etc?
0
votes
2answers
100 views
Learning MPLAB XC [closed]
I am trying to learn mplab xc8. I am familiar with C and C++. I have written some code using these languages. But while I am trying to learn mplab, I couldn't find any good source or book. For example ...
0
votes
1answer
314 views
Interfacing microcontroller ,LCD and two push buttons
Problem :
I'm using PIC16F84A as microcontroller , wh1602a (LCD) [16x2] , and two push buttons.
I want to give the user two options say option 1 and option 2 on the display and the user presses one ...
0
votes
2answers
181 views
will For loop in MikroC for dspic block the interrupt service routine?
I am using MikroC for dspic30f4011. I am using a Timer3 interrupt for ADC reading. In this Interrupt services routine, I am reading ADC values. In Void main, where I need some delay in the instruction ...
11
votes
5answers
6k views
PIC32 vs dsPIC vs ARM vs AVR, does the architecture matter when we are programming in C-language anyways? [closed]
We are currently using 32-bit PIC32 Microcontroller. It is working fine for our needs, but we are also exploring other microcontollers that can suite us better + we have other projects for which we ...
0
votes
2answers
289 views
PIC16F676 communication using infrared
So I've been working on this project for some time now and I've hit a wall since I'm new to using pickit3 and using C language is not my strong. Basically what I'm trying to do is use two micro-...
1
vote
1answer
1k views
Simple number counter - PIC16F877A microcontroller problem
I am trying to make a simple counter using pic16f877a. I want to count each time a push button is pressed, that is taking one press as one count, regardless of how long the button is pressed.
The ...
1
vote
1answer
3k views
Programming PIC16F877a using PICKIT3
I'm trying to program a pic16f877a using PICKIT3 and MPLAB without success.
I'm powering the pic with the pickit.
I verified the connections almost 20 times, everythings plugged at the right place , ...
1
vote
0answers
360 views
Serial Flash always returning 0x00 while reading after writing
Could someone look into the code and tell me the mistake in the code
I am trying to Interface PIC16F877a and AT25SF041 serial flash.
I have pulled up CS pin to 5V using 1K resistor
The flash is ...
1
vote
1answer
188 views
scrambled uart output
I am new to pic uart communicatioon with PC using RS232.
I have tried the below code and used Hyperterminal to view the output.
But the output gets scrambled here and there each time when I reset pic. ...
0
votes
1answer
149 views
PIC18 problem with flash programming [closed]
Firstly, I have to say that I'm new to PIC family. I am trying to build USB-CAN converter from USB-TIN page using PIC18f14k50 microcontroller, PICkit3 programmer and MPLAB IDE.
After writing hex file ...
0
votes
1answer
144 views
PIC12F629 memory overflow
I am new to PIC microcontroller programming. I am trying to programming PIC12F629. I have a hex file (size 518bytes). When I am trying to write using PICkit2, it shows memory overflow. Here is my code:...
3
votes
2answers
2k views
Deciding which compiler for PIC18F26K22 in MPLAB X, C18 or XC8?
I'm trying to program a microprocessor for the first time, and having lots and lots of doubts.
I have installed both the C18 and the XC8 compilers, plus a few others. When I create a new project and ...
-2
votes
1answer
854 views
C project for PIC won't build when I call user defined functions
So I am trying to set up a UART serial connection, and I have a function called UART_INIT to initialise my UART, however when I try to call it my project won't build and I can't see why. If I just ...
0
votes
1answer
592 views
How to solve overflow stack problem problem in proteus?
I'm currently working on a countdown timer project.I used PIC18F452 microcontroller for my project. I compiled the code in mplab and it has succesfully been builtHowever in proteus, the countdown ...
0
votes
1answer
732 views
PIC18F2550 and DS1307 i2c RTC MPLAB assembly code. Have to loop for seconds,mins,hrs
PIC18F2550 and DS1307 i2c RTC MPLAB assembly code.
I am using a PIC18f2550 to get time,date,etc from DS1307.
I am able to get the seconds,minutes, hours, etc by repeatly CALLing GET_TIME with a ...
3
votes
1answer
213 views
What a green P stands for in MPLAB IDE watch list?
Hello I'm debugging a C program in MPLAB IDE 8.92 and I have a green P at left o a variable in the watch list.
Does somebody knows what it means?
0
votes
1answer
479 views
sleep mode in pic16f1618/19
I am trying to reduce the power consumed by microcontroller pic16f1618, and hence I thought of using SLEEP(). All interrupts such as timer, and pin are disabled. The code is generated with the help of ...
1
vote
1answer
551 views
How to use multiple input ports for internal ADC of PIC18F4550?
Is it possible to use the setChannel() command to switch between the inputs for the internal ADC of PIC18F4550 at the end of each conversion, e.g. from AN0 to AN1 ...
0
votes
2answers
855 views
Bit shifting and PORT value on PIC18F4520
I am working on a PIC18f4520.
To do my test, I have connected a led to the pic. The following items are the steps I would like to do :
Save the value of the port set for the LED (which blinks ...
3
votes
1answer
1k views
MPLAB 8.9 won't launch
I am running windows 7 professional 64-bit and up until this week was running MPLAB 8.92 IDE. Now I get a brief look at the splash screen and the IDE refuses to launch. I downloaded and ran the ...
