Wifi dot matrix printer adapter
Add wifi printing to a dot matrix printer
Become a Hackaday.io member
Not a member? You should
Already have an account?
Just one more thing
To make the experience fit your profile, pick a username and tell us what interests you.
Pick an awesome username
Your profile's URL: hackaday.io/username. Max 25 alphanumeric characters.
Projects that share your interests
People that share your interests
Does this project spark your interest?
Become a member to follow this project and never miss any updates
there is buffer in printer which sends busy signal to atmega. There is buffer in atmega which sends busy signal to esp (esp doesn't have flush on uart so avr needs buffer bigger than esp hw fifo). There is buffer in esp (TCP stack). There is buffer on socket in PC. So as flow control is everywhere data caches in some buffer.
Example usage in linux(bash): echo -n -e "Hello world\r\n" > /dev/tcp/192.168.4.1/9100