Software downloads.

Timer flash ROM files.

Download the bootloader "*_BL" files if you are installing onto a blank microcontroller.
Download the no bootloader "*_NB" files if the Microchip serial bootloader is installed.

Flash ROM files to install the timer program:
Current versions will auto detect the LCD display I2C address.
For older versions, choose the one that matches your LCD Display I2C address.

01-26-20 no bootloader Auto I2C address. 18f14k22ctm_07-26-19_Aut_NB.hex.

01-26-20 with bootloader Auto I2C address. 18f14k22ctm_01-26-20_Aut_BL.hex.

Windows serial bootloader program. Serial Bootloader AN1310
Use this program to install firmware updates using the serial port.

Project source files:
Needed only if you want to modify the software.

Source files 01-26-20 MPLAB project

You need the Microchip MPLAB development software software to use the project source files.

All files and versions.
Some of these files have not been thoroughly tested.

Questions or comments? Email me: