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MC68HC908GT16 Datasheet, PDF (314/412 Pages) Motorola, Inc – Microcontrollers
System Integration Module (SIM)
break status register (SBSR). If the COP disable bit, COPD, in the mask
option register is logic 0, then the computer operating properly module
(COP) is enabled and remains active in wait mode.
IAB
WAIT ADDR
WAIT ADDR + 1
SAME
SAME
IDB
PREVIOUS DATA
NEXT OPCODE
SAME
SAME
R/W
Note: Previous data can be operand data or the WAIT opcode, depending on the
last instruction.
Figure 19-15. Wait Mode Entry Timing
Figure 19-16 and Figure 19-17 show the timing for WAIT recovery.
IAB
$6E0B
$6E0C $00FF $00FE $00FD $00FC
IDB $A6 $A6
$A6
$01
$0B
$6E
EXITSTOPWAIT
Note: EXITSTOPWAIT = RST pin, CPU interrupt, or break interrupt
Figure 19-16. Wait Recovery from Interrupt or Break
IAB
$6E0B
32
CYCLES
32
CYCLES
RSTVCTH RSTVCTL
IDB $A6 $A6
$A6
RST
CGMXCLK
Figure 19-17. Wait Recovery from Internal Reset
Technical Data
314
MC68HC908GT16 • MC68HC908GT8 — Rev. 2
System Integration Module (SIM)
MOTOROLA