In-Circuit Serial Programming

ICSP (In-Circuit Serial Programming) or ISP (In-System Programming) is a method for programming electronic devices directly in the target circuitry. This is recommended programming style for today's MCU and PLD-based applications.

Comprehensive description of ICSP/ISB is available here:

• Reference Guide for ASIX programmers and programming software (PDF format, ~1 MB)
• Help file for program UP (compiled HTML format, ~120 KB)