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IDB-HC08AP User's Manual 

 

 

 

Page 4

 

The “REG. VDD” connector accepts 5 V DC (max.). When powering the 
board through this connector, make sure the “VDD SOURCE” jumper (J5) 
selects the “REG.” position. The “REG. VDD” voltage directly powers the 
microcontroller and the rest of the board. 

Upon powering up the board, the green “POWER” LED turns on. By 
rotating the potentiometer, you affect the results of the A/D conversion, 
and the value of each conversion is displayed (in a linear bar fashion) on 
the LEDs. 

Host Mode 

The IDB-HC08AP Evaluation Board can be used in conjunction with a 
MON08-based emulator/programmer, such a SofTec Microsystems’ 
inDART-HC08 In-Circuit Debugger/Programmer or a Freescale 
development tool. 

If you use the evaluation board with SofTec Microsystems’ inDART-
HC08, a sample application similar to that described in the previous 
section can be executed in “Host”

 

mode, where the program execution is 

controlled by the host PC. You can use the PC, additionally, to debug the 
application by, for example, execute the program step by step and 
watching how the microcontroller registers vary, by using the Metrowerks’ 
CodeWarrior HC08 IDE provided with inDART-HC08. The example is 
available both in Assembly and in C language. Please refer to the 
inDART-HC08 user’s manual for a step-by-step tutorial. 

In order to work with an emulator/programmer, the jumpers in the MON08 
connector must be removed, and the MON08 cable of the 
emulator/programmer must be connected to the evaluation board’s 
MON08 connector (J1) connector, taking care of the proper polarity. The 
J2 connector is not used in this mode. 

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