Datasheet

Chapter 19 S12X Debug (S12XDBGV2) Module
MC9S12XDP512 Data Sheet, Rev. 2.21
696 Freescale Semiconductor
.
Table 19-2. External System Pins Associated With DBG
Pin Name Pin Functions Description
TAGHI
(See DUG)
TAGHI When instruction tagging is on, tags the high half of the instruction word being read
into the instruction queue.
TAGLO
(See DUG)
TAGLO When instruction tagging is on, tags the low half of the instruction word being read
into the instruction queue.