Matrix user forums

Thanks guys your responses are great. I have just got into work so looking through them. Thanks very much to all who have helped me. The forum is great thanks guys

hi

the board is powered as the first two lights come on from the main program. when I press the button the lights don't go to the interrupt routine

Hi I have a development board which has the led board attached to it. I have 10 boards I am teaching on to my class. we have an interrupt on pin rb0 for a pic 16f84a set up to a push button. all the programs work in the flow-code simulator and I have set all the configs from flowcode 6. when we down...

Hello

I am using a pic 16f1937 and trying to communicate with the sd card. can I use microchips fat 16 library or is it just for 18 and 24 series pics

Hello I am a technician at college.I have been asked by a lecturer at my college to do this. It is because the college has been asked to do c as a mandatory subject with microcontrollers and the teachers are not sure about c code. They work well with flow code but they are trying to get the students...

Hello I have a file that I have copied and pasted the c code into mplab x. When I compile there are so many problems that I am a bit confused to which way to correct and why. I am very new to c. Can any one help please.

TYVM I got it now

In your example I still do not see how you read byte from file and it then goes to lcd

Am I going in the right direction?

I think I have a little prob. If I wanted to have the lcd read the file from the sd as in a real scenario where the micro scans for sd insert then displays the file contents to lcd would the flowcode program work. I have included your file up to where I understand then want to open sd and read its c...

Thanks Benj I got it now. TYVM

Hello. I am a little confused about the sequence. If I create a file on the sd card and then append string to file. does that mean that I am writing the string hello i created on the variable file content to the file of the sd card or does it place the name of the variable filecontent into the file ...

Sorry. Am I being a fool or can you not read a file from the sd card and display on the lcd.

Thanks guys you are great

The booklet is from the one days training event.sorry that is all i have

Thanks so much. I think I am a bit confused though can i not create a string in the variable filecontent and then display that after i have written it to the sd card on my lcd. so that when i printascii(retval) it is the string i stored on filecontent. such as a calculation that file to content = he...

Hello.

I am looking for 03_lcd_helloworld the example project

Hello I am a new user. I am trying to write a file to the sd card and then open it and display on lcd. I am having no luck please help. I have attached my file.

Hello.
I have a matrix booklet with me saying I should open a template and there will be introduction files one named worksheet 3 hello world. I have none of the introduction files on here please help.

hi. that was better now I can send files and it recognises the device. The only trouble was it only sent 1 program out of three that I know work and on the third go of testing by erasing and resending it stoped transferring that program but still said file sent please help

can I be pointed to a new version of mloader please

Hello I have just tried some other boards with the same issue. Also I have inserted a 16f84a with a program and it blinks leds on the board fine. When I use mloader to erase chip it says erase complete but does nothing. I have tried this also with other boards. Could you point me in the direction of...

hi

I have tried a program for the 16f627 and it recognises it and sends but says flash not verified. I have tried a lot of the 16f84a with a program I know works but says unknown chip every time. I have set the correct chip each time.

Hi

I am really desperate with this one as a classroom of students are waiting for it. If anyone could help please

I was trying to program a 16f84a with one chip in the board. My jumpers were on usb and 5 volts