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Contents
Preface ....................................................................................................................................4
1. Precautions for Safety......................................................................................................... 5
1.1 Safety Symbols and Meanings ..............................................................................5
2. Handling Precautions.......................................................................................................... 9
3. Contents of the M34551T2-MCU Package...................................................................... 11
3.1 Things to Check When Unpacking .....................................................................11
3.2 Other Necessary Products ...................................................................................11
4. M34551T2-MCU.............................................................................................................. 13
4.1 Outline................................................................................................................. 13
4.2 Specifications ......................................................................................................14
4.3 Description of Switches ......................................................................................15
4.4 Description of Connectors................................................................................... 17
4.5 Connection to the Target System ........................................................................21
4.6 LED .....................................................................................................................23
5. Using as an Evaluation Board ..........................................................................................25
5.1 System Configuration.......................................................................................... 25
5.2 Mounting the EPROM ........................................................................................25
5.3 Mounting the Rubber Legs.................................................................................. 26
5.4 Switch Settings.................................................................................................... 27
5.5 Connection to the Target System ........................................................................27
5.6 Connection to the External Power Source ..........................................................27
5.7 Turning the Power On......................................................................................... 27
6. Precautions to Be Taken When Debugging...................................................................... 29
6.1 Reset.................................................................................................................... 29
6.2 System Clock ......................................................................................................29
6.3 Real-time Capability of Timer ............................................................................29
6.4 Watchdog Timer.................................................................................................. 30
6.5 Pullup Transistors................................................................................................ 30
6.6 Port I/O Timing ...................................................................................................30
6.7 Characteristics of I/O Ports .................................................................................31
6.8 Power-down Mode ..............................................................................................32
6.9 Program Execution (G, GB)................................................................................ 33
6.10 External Trigger ................................................................................................35
7. Connection Circuit Diagram............................................................................................. 37
Appendix A ..........................................................................................................................38