M32C83T datasheet(6/527 Pages) RENESAS

6 / 527 page

A-2

6.2 Setting Processor Mode .......................................................................................... 48

6.2.1 Applying VSS to CNVSS Pin ............................................................................ 48

6.2.2 Applying VCC to CNVSS Pin ............................................................................ 48

7. Bus................................................................................... 52

7.1 Bus Settings ............................................................................................................. 52

7.1.1 Selecting External Address Bus ...................................................................... 53

7.1.2 Selecting External Data Bus ............................................................................ 53

7.1.3 Selecting Separate/Multiplexed Bus ............................................................... 53

7.2 Bus Control ............................................................................................................... 55

7.2.1 Address Bus and Data Bus .............................................................................. 55

7.2.2 Chip-Select Signal ............................................................................................ 55

7.2.3 Read and Write Signals ..................................................................................... 57

7.2.4 Bus Timing ......................................................................................................... 58

7.2.5 ALE Signal ......................................................................................................... 62

_______

7.2.6 RDY Signal ......................................................................................................... 62

_________

7.2.7 HOLD Signal ...................................................................................................... 63

7.2.8 External Bus State when Accessing Internal Space ...................................... 64

7.2.9 BCLK Output ..................................................................................................... 64

_______

__________

_____

7.2.10 DRAM Control Signals (RAS, CASL, CASH and DW) .................................. 64

8. Clock Generation Circuit _______________________ 65

8.1 Types of Clock Generation Circuits........................................................................ 65

8.1.1 Main Clock ......................................................................................................... 74

8.1.2 Sub Clock .......................................................................................................... 75

8.1.3 On-chip Oscillator Clock .................................................................................. 76

8.1.4 PLL Clock .......................................................................................................... 77

8.2 CPU Clock and BCLK .............................................................................................. 79

8.3 Peripheral Function Clock ....................................................................................... 79

8.3.1 f1, f8, f32 and f2n ......................................................................................................................... 79

8.3.2 fAD .................................................................................................................................................... 79

8.3.3 fC32 .................................................................................................................................................. 80

8.4 Clock Output Function ............................................................................................ 80

8.5 Power Consumption Control .................................................................................. 80

8.5.1 Normal Operation Mode ................................................................................... 81

8.5.2 Wait Mode .......................................................................................................... 82

8.5.3 Stop Mode .......................................................................................................... 84

9. Protection ___________________________________ 88

M32C83T датащи(PDF) 6 Page - Renesas Technology Corp

M32C83T датащи(HTML) 6 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

датащи скачать

ссылки URL