Posted by tony
(18.104.22.168) on January 15, 2005 at 08:07:22:
In Reply to: Maximum Clock Frequency posted by wilton on January 12, 2005 at 02:59:27:
The frequency on the CLK pin must lie between 1MHz and 5MHz. These limits are specified by ISO, and the chip has a hardware watchdog that enforces them, to guard against malicious attacks.