Adding QRCode to Receipt

Interested to do the job ************ ************************************************** Relevant Skills and Experience linux, c/c++ ,python Proposed Milestones $900 USD - all job

Hi, I have worked on a similar solution in the past with python and Raspberry Pi. I am very well versed with the ESC-POS commands which are used by POS printers. I have good communication skills in English. I work with clients from US, UK and Australia regularly. So you won't have any problem in communicating. Please send me a message if you are interested. Thanks.

I have done similar tasks before with Epson and Star printers. Im sure I can help you with this project within 1 or 2 days. Relevant Skills and Experience Previous POS oriented projects Proposed Milestones $1500 USD - TBD

i am working as assistant technical manager. I have designed pakistan's 1st RFID debit card system for amusement parks. i have experience to work with similar projects. Relevant Skills and Experience i have 5 year experience to work with microcontroller, single board computer , PLC , arduino , labview , visual basic , Report writing e.t.c. i can complete your project as you like Proposed Milestones $1000 USD - project completion Feel free to ask any question. contact me for further questions Thanks

We have a team who is equipped with Embedded and Raspberry Pi/Arduino. We have executed many projects on IOT. Team has got rockstar developers having experience more than 6 years.

Hello, I am Nancy McDonald we have 13 + years experience in this field. I can assure you 2 months support & service after completion of the project. • • We have in house PCB design & fabrication. • • As the provided information is not enough, the bid is just an approach to initiate communication. • • Some of our work expertise are below. • • A)Home Automation Products • 1)Microcontroller based home power inverter, uninterruptible power supply(UPS), home security system with gsm autodialler , home water management & pump controller • 2)wireless pump controller with ISM transmitter & receiver • 3)DSP based home inverter upto 5kva • 4)Infrared & Rf remote controllers • 5)Solar pwm charge controller • 6)MPPT Solar charge controller for home inverter & ups systems • 7)AUTOMATIC remote gate opener • 8)Wireless multi zone home security system-ISM band 433.92Mhz • • B)INDUSTRIAL PRODUCTS • 1)High power online ups systems with IGBTS • 2)48V/100AMPS Switched mode power supply with power factor correction • 3)Flyback smps • 4)Switched mode battery charger upto 1000w • B.2)INSTRUMENTATION PROJECTS • 1)LCD display for industrial ups systems • 2)AC voltage & current monitoring systemss • 3)Wireless Control Panel for medicine factory, remote voltage & current monitoring • 5)Wireless pressure monitor for detecting gas leak in car ac • 5)USB INTERFACE for AC DRIVEs • • C) HARDWARE PROJECTS • 1)FSK, ASK Transmitters, & receivers for 433.92 ISM BAND

Hello , we would like to work with you . Relevant Skills and Experience Hello , we would like to work with you . Proposed Milestones $833 USD - millstone Hello , we would like to work with you .