Search found 11 matches

It's too early to say that this running now, return to resetting again.

Yes

this is the problem, I disabled the interrupts in
both lcd and i2c source code with long times, thanks a
lot, now this is running at this moment and no reset, but
the lcd is corrupte ...

Hi there!!!

I'm very confused and a bit bored, I'm trying to comunicate with my pic18f4550 in usb hid mode, but after each minute the micro reset and lost the connection, this takes place all time ...

Thanks for all!
it is working now!
I put a 11us delay before read the data, this delay is necessary to make a acquisition time Tacq(1.12usec) plus Conversion Time Tconv(8.96) and this work well, t ...

Thanks Ronald!

MCP3021A5T-E/OT
the address that I use is 101 that match with the A5 address options of partnumber.

Thanks to reply PCM Programmer!
Yes !! are existing pullups with those resistors that you mentioned in both lines sda and scl. and this circuit work well with other device 12c mcp23016 that I use in ...

is not working! I make the changes in the configuration of porta letting the compiler set your configurations and also change all addresses possibles and not working yet.
is my code wrong on theirs ...

Thanks Ronald!
I'm using the default address 101 because the part don't was ordered from microchip.com with a special address. this was buyed from a supplier informal , but is not a bad idea to pro ...

Hi! Wayne_
is not running yet! I believe that need a delay time more great than the current for each calling to the read_ad function, but I make the changes and not run to.
my circuit is the same t ...

Thanks Wayne_!
I'm going to prove with this change, is need firstly to send the device code as lsb. so! this seam like this:
i2c_write(0b10011011); // first four bits is the device code fall ...

Hi there!
I make a code to comunicate with a i2c mcp3021 device but it don'work!
what's wrong with my code?
struct DoisBytes
{
int iLsb;
int iMsb;
};
union Junta_dados
{
in ...