A 16f628 hangs on entering programming mode

Started by gabrielszb in Piclist15 years ago

I have programmed a 16f628 with code generated by PICC lite and after succesfull programing the chip now cannot be reprogrammed...

I have programmed a 16f628 with code generated by PICC lite and after succesfull programing the chip now cannot be reprogrammed again - it hangs after entering programming mode. I use Wouter's Wisp628 incircuit programmer and have been using it for half a year without any


help in a/d conversion pic18f458

Started by kaci25500 in Piclist10 years ago

hi all, in need some hope(oriontatin) in my application. my application consist in; i have 3 analog input (3 sinusoidal tensions),then i...

hi all, in need some hope(oriontatin) in my application. my application consist in; i have 3 analog input (3 sinusoidal tensions),then i neeed a/d converter an0,an1,an3 (10bit conversion) and the 3 result of conversion will be used in calcul(var =fonction(read(1),read(2),read(3...) fonction is(arctan..) ) i use the pic 18f458(with picc compiler) and i want to obtain a hightspeed i...


Odd program memory space usage.

Started by tadaosystems in Piclist13 years ago 3 replies

I'm using HT PICC 8.05 with MPLAB, and noticed that the instructions are allocated quite oddly throughout the program memory space. For ...

I'm using HT PICC 8.05 with MPLAB, and noticed that the instructions are allocated quite oddly throughout the program memory space. For instance, it will fill memory locations 01E8-04A8, and then 04A9-07FF (the end of Page 0), but then there's a huge gap of unused program memory until 0D6E, almost 1400 words left unused. Why does this bother me? Well,


PIC 16F877A problems...

Started by shet...@gmail.com in Piclist11 years ago 3 replies

I'm trying to get PIC 16F877A to work with a 20Mhz crystal. I'm a beginner with PIC, tho i have decent exp with other controllers. i'm having...

I'm trying to get PIC 16F877A to work with a 20Mhz crystal. I'm a beginner with PIC, tho i have decent exp with other controllers. i'm having problems trying to get it to work. If i understand correctly, the crystal needs to be connected between osc1 and osc2 pins with caps to ground. I'm using hi-tech's PICC and tide to compile and assemble the program, which i then burn to the chip. the prog...


How to make the error result appear in the Build Results' windows?

Started by Bruce.J Sam in Piclist14 years ago

    I have succeed to integrate MPLAB 5.74 with PICC 8.05.But there is a problem occur, the error results only appear in...

    I have succeed to integrate MPLAB 5.74 with PICC 8.05.But there is a problem occur, the error results only appear in a error file but not  in the Build Results' windows.In autoexec.bat,I have append  two environment register like thi


How to use malloc() and free() in PICC?

Started by Bruce.J Sam in Piclist14 years ago 3 replies

I have writed a simple program like this: /*  ******************************* */ #include void main(void) { ...

I have writed a simple program like this: /*  ******************************* */ #include void main(void) {  unsigned char *ptr;  ptr = (unsigned char *) malloc(sizeof(unsigned char));  free(ptr);