Sim2 M80 Dokumentacja Pobierz pdf (Strona 28)

M80 Hardware Design

M80_HD_V1.0 - 28 -

converter.

PCM

PIN NAME

PIN

NO.

I/O

DESCRIPTION

DC

CHARACTERISTICS

COMMENT

PCM_CLK

19

O

PCM clock

VILmin=-0.3V

VILmax=

0.25*VDD_EXT

VIHmin=

0.75*VDD_EXT

VIHmax=

VDD_EXT+0.3

VOHmin=

0.85*VDD_EXT

VOLmax=

0.15*VDD_EXT

Not supported at

present.

PCM_IN

18

I

PCM data input

PCM_OUT

20

O

PCM data output

PCM_

SYNC

21

O

PCM frame

synchronization

USB interface

PIN NAME

PIN

NO.

I/O

DESCRIPTION

DC

CHARACTERISTICS

COMMENT

USB_DM

USB_DP

22，

23

I/O

Differential data

Comply with USB 1.1

specification

SD card

PIN NAME

PIN

NO.

I/O

DESCRIPTION

DC

CHARACTERISTICS

COMMENT

SD_CMD

34

O

SD command

VILmin=-0.3V

VILmax=

0.25*VDD_EXT

VIHmin=

0.75*VDD_EXT

VIHmax=

VDD_EXT+0.3

VOHmin=

0.85*VDD_EXT

VOLmax=

0.15*VDD_EXT

Not supported at

present.

SD_CLK

35

O

SD clock

SD_DATA0

36

I/O

SD data

Camera interface

PIN NAME

PIN

NO.

I/O

DESCRIPTION

DC

CHARACTERISTICS

COMMENT

CS_D0

78

I

Camera parallel data

VILmin=-0.3V

VILmax=

0.25*VDD_EXT

VIHmin=

0.75*VDD_EXT

VIHmax=

Not supported at

present.

CS_D1

84

I

CS_D2

96

I

CS_D3

77

I

CS_D4

80

I

CS_D5

82

I

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