3803 datasheet(21/119 Pages) RENESAS

21 / 119 page

Rev.1.00

Apr 2, 2007

Page 21 of 117

REJ03B0212-0100

3803 Group (Spec.L)

Fig 17. Structure of port pull-up control register (2)

Port P2 pull-up control register

(PULL2: address 0FF216)

P20 pull-up control bit

0: No pull-up

1: Pull-up

P21 pull-up control bit

0: No pull-up

1: Pull-up

P22 pull-up control bit

0: No pull-up

1: Pull-up

P23 pull-up control bit

0: No pull-up

1: Pull-up

P24 pull-up control bit

0: No pull-up

1: Pull-up

P25 pull-up control bit

0: No pull-up

1: Pull-up

P26 pull-up control bit

0: No pull-up

1: Pull-up

P27 pull-up control bit

0: No pull-up

1: Pull-up

Note:

Pull-up control is valid when the corresponding

bit of the port direction register is “0” (input).

When that bit is “1” (output), pull-up cannot be

set to the port of which pull-up is selected.

Port P3 pull-up control register

(PULL3: address 0FF316)

P30 pull-up control bit

0: No pull-up

1: Pull-up

P31 pull-up control bit

0: No pull-up

1: Pull-up

Not used

(return “0” when read)

P34 pull-up control bit

0: No pull-up

1: Pull-up

P35 pull-up control bit

0: No pull-up

1: Pull-up

P36 pull-up control bit

0: No pull-up

1: Pull-up

P37 pull-up control bit

0: No pull-up

1: Pull-up

Note:

Pull-up control is valid when the corresponding

bit of the port direction register is “0” (input).

When that bit is “1” (output), pull-up cannot be

set to the port of which pull-up is selected.

3803 Datasheet(PDF) 21 Page - Renesas Technology Corp

3803 Datasheet(HTML) 21 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

Datasheet Download

Link URL