H8S2245 datasheet(180/818 Pages) RENESAS

180 / 818 page

Section 6 Bus Controller

Rev.3.00 Mar. 26, 2007 Page 138 of 772

REJ09B0355-0300

Bits 5 and 4—Area 6 Wait Control 1 and 0 (W61, W60): These bits select the number of

program wait states when area 6 in external space is accessed while the AST6 bit in ASTCR is set

to 1.

Bit 5

Bit 4

W61

W60

Description

Program wait not inserted when external space area 6 is accessed

1 program wait state inserted when external space area 6 is accessed

2 program wait states inserted when external space area 6 is accessed

3 program wait states inserted when external space area 6 is accessed

(Initial value)

Bits 3 and 2—Area 5 Wait Control 1 and 0 (W51, W50): These bits select the number of

program wait states when area 5 in external space is accessed while the AST5 bit in ASTCR is set

to 1.

Bit 3

Bit 2

W51

W50

Description

Program wait not inserted when external space area 5 is accessed

1 program wait state inserted when external space area 5 is accessed

2 program wait states inserted when external space area 5 is accessed

3 program wait states inserted when external space area 5 is accessed

(Initial value)

Bits 1 and 0—Area 4 Wait Control 1 and 0 (W41, W40): These bits select the number of

program wait states when area 4 in external space is accessed while the AST4 bit in ASTCR is set

to 1.

Bit 1

Bit 0

W41

W40

Description

Program wait not inserted when external space area 4 is accessed

1 program wait state inserted when external space area 4 is accessed

2 program wait states inserted when external space area 4 is accessed

3 program wait states inserted when external space area 4 is accessed

(Initial value)

H8S2245 датащи(PDF) 180 Page - Renesas Technology Corp

H8S2245 датащи(HTML) 180 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