Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
The hex file i am storing is an ascii file.
Yes i am using MDD file system for reading from sd card.And yes i can do the reading part.
But writing..???i dont have a clue....
And i checked the microchip MLA and couldnt find something that helps me..!!
- - - Updated - - -
i think i found how to...
my bootloader loades the hex file from the sd card.
i store it at location 6x000 of the microcontroller(this is the main program).but when i download the new file using the main program i do not have a location..??
this is using the at commands for the sim900
so how will i be able to store it in...
But i dont want to convert it do binary. my bootloader searches for "image .hex".
i can download the file using AT commands,But am not able to store it sd card using the pic32 controller???
hi i am making a sd card bootloader for pic32.I have used the sample program and it works fine.Now what i want to do is to download a hex file from server using a sim900 gprs.
What i want to know is how do i direct this downloaded file to the be written to the sd card memory??Can a hex file be...
Hi i have a jhd204a screen of which i have connect the 10th to 14th pin to my pic32 board.
now i have my code and trying to display on the screen.But i get some unkown characters on the screen.
i think it has something to do with disabling jtag pins..???so is this what i should do..
and i have...
No i think i have the solution for the selected menu item.
i have a function that writes to the lcd.But My problem is that i have to send the 4 lines together as if i change only 1 line then the the data on screen becomes garbage and corrupts the whole screen.
The function takes the pointer to...
I want to change the selected item of the menu when the user presses the up or down key.
It should do nothing when any other key is pressed.
So my question is how do i select a line from a 20x4 screen.
how can i make a line a selected line using c
Hi I have jhd204a display connected to a pic32 and a keypad with up/down option.
i want to display a menu on the screen which reacts to to the up down of the keypad.
please help me with the c program
i think i found the solution.what i was trying to do was to connect the connect the pic32 to the modem and send at commands from pc through pic32 to get response from the gsm.
So thank you.Can you also help me make a menu program for Jhd204a screen using pic32 which when a button is pressed...
I am using PIC32mx795F512l. To send the at commands to the Pic32 i use the fuction
while(!UARTTransmitterIsReady(UART2))
;
UARTSendDataByte(UART2, "AT Commands......");
What should i use??i found this fuction in an example
After sending to pic32 how do i further...
I am using the uart2rx and tx to connect to the pic32 but how do i connect this to the sim900 device.I am looking for the cicuit diagram for it or the connecting pin.
i can connect them seprately.But how do i send commands to the sim900 using pic32.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.
