MC68HC908AS32A Datasheet, PDF (122/280 Pages) Freescale Semiconductor, Inc – Microcontrollers

Computer Operating Properly (COP)
The STOP bit in the configuration register (CONFIG1) enables the STOP instruction. To prevent
inadvertently turning off the COP with a STOP instruction, disable the STOP instruction by clearing the
STOP bit.
8.8 COP Module During Break Interrupts
The COP is disabled during a break interrupt when V_TST is present on the RST pin.
MC68HC908AS32A Data Sheet, Rev. 2.0
122
Freescale Semiconductor