MON08 Multilink User Manual
7
P&E
Microcomputer
Systems, Inc.
MON08 MULTILINK
3.5.8
68HC908GR
Figure 3-8. 68HC908GR Family MON08 Pinout
As shown in the figure, the PORTA0 from the target processor is connected to
the MON08 connector Pin 8, acting as the communications line. The user
should pull this line up to target V
DD
.
PORTA1, PORTB0, and PORTB1 are used for entering monitor mode. By
default the user may bring these signals out to the MON08 connector.
Alternatively, the user may pull up PORTB0 and pull down PORTA1, and
PORTB1. In which case these signals do not need to be connected to the
MON08 connector. The clock division is fixed Div 4.
3.5.9
68HC908JB
Figure 3-9. 68HC908JB Family MON08 Pinout
As shown in the figure, the PORTA0 from the target processor is connected to
the MON08 connector Pin 10, acting as the communications line. The user
should pull this line up to target V
DD
.
PORTA1, PORTA2, and PORTA3 are used for entering monitor mode. By
default the user may bring these signals out to the MON08 connector.
Alternatively, the user may pull up PORTA1 and pull down PORTA2, and pull
up/down PORTA3 for clock division. In which case these signals do not need
to be connected to the MON08 connector.