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Hello to all

i've bought 2.4'' tft shield with SPFD5408 (8 bit interface) controller and now i wonder what is SPFD5408 compatible with? (ili9341 or maybe ili9325 or ....?)

Regards,

Martin

(B ...

Hi,

right, 20ms is time to work for other devices. even i gave later ~100ms and it is sill working well. In this little example are working 3 slave devices + panel master.

Regrads,

Martin

Hi
thre is short movie:
https://www.youtube.com/watch?v=COIERydC7ys&feature=youtu.be

Regards,

Martin

Hi,

is_request is reset in URxC after receiving all bytes of the master's frame, but i've also tested your solution. Eventually came for an idea to switch off communication error in panel master ( ...

Unfortunatelly I was a bit to fast saying OK. Wink

Problem I have concerns the respond that slave should send to master. I catch request in URxC interrupt. That works so far. But i send response in su ...

Finally i've done. Now i know how to set an address of device (AVR as a slave) an the rest is to take apart the frame. Piece of cake Wink

Thank you.
Thread to close.

Thank you for an idea hot to respond when modbus frame arrives. I was a little way-out in this subject because i thought that slave number should be written somewhere... Now i understand.

Hi,

I would like to send some modbus frame from advantech panel to ATMega8 in modbus, rs 485. Panel is a master, avr is a slave. First problem i encountered is that i don't know how to set up a sla ...

Thank ypu for an answer. I'll check it at home.

Martin

Hello,

I made a short program to read encodoer with 500 ppr on ATMega8. ATMega8 is the slave and I would like to send some values to the master which is RaspberryPi. When it goes about to send one ...

Thank you! I've so many times checked where could bug(or bugs..) be that i didn't notice
that timer2 is 8bit! Now works fine!

<SOLVED>

Hello,

i would like to run two independent steppers and decided to use timer1 for 1-st stepper and timer2 for second stepper.
The code lokks like

$regfile = "m8adef.dat"
$crystal ...

Thank you for answer.
Of course, You are right, so i did as suggested but unsuccessful. I remarked print even removed, but nothing has changed.
But under simulator the whole program works, at least ...

Hello,

recently I've made one of my ATmega8 as a slave (I2C).Master is RaspberryPi. I can discover its address so far Smile

But now I would like to implement some additional operations like button and ...