THIS DESIGN IS A PUBLIC DOMAIN! YOU CAN USE IT ANYWHERE - WE DON'T CARE ;) shaos-p16.inc - useful macros for PIC16... PDBLv1-2A2.inc - interface to the public domain bootloader PDBLv1 Public Domain Bootloader PDBLv1: HEX and C source pdbl1hex.c - POSIX program to write HEX to the PIC16F870 through PDBLv1
P.S. Board nedoSerial may be used as an independent converter of RS-232 to TTL (5V)