M32C83T datasheet(7/527 Pages) RENESAS

7 / 527 page

A-3

10. Interrupts___________________________________ 89

10.1 Types of Interrupts ................................................................................................. 89

10.2 Software Interrupts ................................................................................................ 89

10.2.1 Undefined Instruction Interrupt ..................................................................... 89

10.2.2 Overflow Interrupt ........................................................................................... 89

10.2.3 BRK Interrupt .................................................................................................. 89

10.2.4 BRK2 Interrupt ................................................................................................ 90

10.2.5 INT Instruction Interrupt ................................................................................. 90

10.3 Hardware Interrupts ............................................................................................... 90

10.3.1 Special Interrupts ............................................................................................ 90

10.3.2 Peripheral Function Interrupt ........................................................................ 91

10.4 High-Speed Interrupt ............................................................................................. 91

10.5 Interrupts and Interrupt Vectors ........................................................................... 91

10.5.1 Fixed Vector Tables ........................................................................................ 92

10.5.2 Relocatable Vector Tables .............................................................................. 92

10.6 Interrupt Request Reception ................................................................................. 95

10.6.1 I Flag and IPL ................................................................................................... 95

10.6.2 Interrupt Control Register and RLVL Register ............................................. 95

10.6.3 Interrupt Sequence ......................................................................................... 99

10.6.4 Interrupt Response Time .............................................................................. 100

10.6.5 IPL Change when Interrupt Request is Acknowledged ............................. 101

10.6.6 Saving a Register .......................................................................................... 102

10.6.7 Restoration from Interrupt Routine ............................................................. 102

10.6.8 Interrupt Priority ............................................................................................ 103

10.6.9 Interrupt Priority Level Select Circuit ......................................................... 103

______

10.7 INT Interrupt .......................................................................................................... 105

______

10.8 NMI Interrupt ......................................................................................................... 106

10.9 Key Input Interrupt ............................................................................................... 106

10.10 Address Match Interrupt .................................................................................... 107

10.11 Intelligent I/O Interrupt and CAN Interrupt ....................................................... 108

11. Watchdog Timer ____________________________ 111

12. DMAC_____________________________________ 114

12.1 Transfer Cycles .................................................................................................... 121

12.1.1 Effect of Source and Destination Addresses ............................................. 121

12.1.2 Effect of the DS Register .............................................................................. 121

12.1.3 Effect of Software Wait State ....................................................................... 121

________

12.1.4 Effect of RDY Signal ..................................................................................... 121

M32C83T датащи(PDF) 7 Page - Renesas Technology Corp