M16C62P View Datasheet(PDF) - Renesas Electronics
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M16C62P Datasheet PDF : 421 Pages
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10. Clock Generation Circuit
82
10.1 Types of the Clock Generation Circuit.......................................................82
10.1.1 Main Clock..........................................................................................89
10.1.2 Sub Clock ...........................................................................................90
10.1.3 On-chip Oscillator Clock .....................................................................91
10.1.4 PLL Clock ...........................................................................................91
10.2 CPU Clock and Peripheral Function Clock................................................93
10.2.1 CPU Clock and BCLK.........................................................................93
10.2.2 Peripheral Function Clock (f1, f2, f8, f32, f1SIO, f2SIO, f8SIO,
f32SIO, fAD, fC32)..............................................................................93
10.3 Clock Output Function...............................................................................93
10.4 Power Control............................................................................................94
10.4.1 Normal Operating Mode .....................................................................94
10.4.2 Wait Mode ..........................................................................................96
10.4.3 Stop Mode ..........................................................................................98
10.5 System Clock Protection Function ..........................................................102
10.6 Oscillation Stop and Re-oscillation Detect Function................................103
10.6.1 Operation When CM27 bit = 0 (Oscillation Stop Detection Reset) ...103
10.6.2 Operation When CM27 bit = 0 (Oscillation Stop and Re-oscillation
Detect Interrupt)................................................................................103
10.6.3 How to Use Oscillation Stop and Re-oscillation Detect Function .....104
11. Protection
105
12. Interrupt
106
12.1 Type of Interrupts ....................................................................................106
12.2 Software Interrupts ..................................................................................107
12.2.1 Undefined Instruction Interrupt .........................................................107
12.2.2 Overflow Interrupt .............................................................................107
12.2.3 BRK Interrupt....................................................................................107
12.2.4 INT Instruction Interrupt....................................................................107
12.3 Hardware Interrupts.................................................................................108
12.3.1 Special Interrupts..............................................................................108
12.3.2 Peripheral Function Interrupts ..........................................................108
12.4 Interrupts and Interrupt Vector ................................................................109
12.4.1 Fixed Vector Tables..........................................................................109
12.4.2 Relocatable Vector Tables ...............................................................110
A-3
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