MC81F4x32
20. High Speed PWM..........................................................................................................................135
20.1 Registers.................................................................................................................................137
21. BUZZER........................................................................................................................................139
21.1 Registers.................................................................................................................................140
21.2 Frequency table......................................................................................................................141
22. 12-BIT ADC...................................................................................................................................142
22.1 Registers.................................................................................................................................143
22.2 Procedure ...............................................................................................................................144
22.3 Conversion Timing..................................................................................................................144
22.4 Internal Reference Voltage.....................................................................................................145
22.5 Recommended Circuit ............................................................................................................145
23. SERIAL I/O INTERFACE ..............................................................................................................146
23.1 Registers.................................................................................................................................147
23.2 Procedure ...............................................................................................................................148
24. UART.............................................................................................................................................149
24.1 Registers.................................................................................................................................150
24.2 Modes and Procedures...........................................................................................................152
24.3 Baud rate calculations ............................................................................................................157
24.4 Muti-processor Communication..............................................................................................158
24.5 Interrupt...................................................................................................................................159
25. SLAVE IIC .....................................................................................................................................160
25.1 Roles.......................................................................................................................................160
25.2 Registers.................................................................................................................................160
25.3 Message format......................................................................................................................163
25.4 Procedure ...............................................................................................................................165
26. RESET ..........................................................................................................................................167
26.1 Reset Process ........................................................................................................................167
26.2 Reset Sources ........................................................................................................................168
26.3 External Reset ........................................................................................................................168
26.4 Watch Dog Timer Reset .........................................................................................................168
26.5 Power On Reset .....................................................................................................................169
26.6 Low Voltage Reset..................................................................................................................169
27. POWER DOWN OPERATION......................................................................................................170
27.1 Sleep Mode.............................................................................................................................170
27.2 Stop Mode...............................................................................................................................172
27.3 Sleep vs Stop..........................................................................................................................175
27.4 Changing the stabilizing time..................................................................................................176
27.5 Minimizing Current Consumption ...........................................................................................176
28. EMULATOR ..................................................................................................................................178
29. IN SYSTEM PROGRAMMING......................................................................................................181
29.1 Getting Started........................................................................................................................181
29.2 Basic ISP S/W Information .....................................................................................................182
29.3 Hardware Conditions to Enter the ISP Mode..........................................................................184
29.4 Entering ISP mode at power on time......................................................................................185
29.5 USB-SIO-ISP Board ...............................................................................................................186
30. INSTRUCTION SET......................................................................................................................187
30.1 Terminology List .....................................................................................................................187
30.2 Instruction Map .......................................................................................................................188
October 19, 2009 Ver.1.35
7
FINECHIPS [ FINECHIPS ]
