3886 datasheet(68/380 Pages) RENESAS

68 / 380 page

1-43

3886 Group User’s Manual

HARDWARE

P47/SRDY1

/S1

P50/A0

P51/INT20

/S0

P52/INT30

P53/INT40

P42/INT0

/OBF00

P43/INT1

/OBF01

P46/SCLK1

/OBF10

Table 10 Function description of control I/O pins at bus interface function selected

Name

OBF00

output

enable bit

OBF01

output

enable bit

OBF10

output

enable bit

Input

/Output

Functions

OBF00

OBF01

OBF10

Chip select input

This is used for selecting the data bus buffer 1 and

is selected at “L” level.

Address input

This is used for selecting DBBSTS and DBBOUT

when the host CPU is read.

This is used for distinguishing command from data

when writing to the host CPU.

Chip select input

This is used for selecting the data bus buffer 0 and

is selected at “L” level.

This is a timing signal for reading data from the

data bus buffer to the host CPU.

This is a timing signal for writing data to the data

bus buffer by the host CPU.

Status output signal

OBF00 signal is output.

Status output signal

OBF01 signal is output.

Status output signal

OBF10 signal is output.

–

Input

Output

FUNCTIONAL DESCRIPTION

3886 Datasheet(PDF) 68 Page - Renesas Technology Corp

3886 Datasheet(HTML) 68 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