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Denon RCD-M37 Service Manual page 41

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Pin

Port Name

Description

No

12

P82/TB0OUT0

SPEAKER_ON

13

P83/TB0OUT1

HP_ON

14

P84/TB1IN0/INT7

VFD_RESET

15

P85/TB1IN1/INT8

VFD_DO

16

P86/TB1OUT0

VFD_CS

17

P87/TB1OUT1

VFD_CLK

18

P90/TXD0

BOL_TX

19

P91/RXD0

BOL_RX

20

P92/SCLK0/CTS0

TIMER_ON

21

P93/TXD1

UPDATE_TXD/

IPOD_TXD

22

P94/RXD1

UPDATE_RXD/

IPOD_RXD

23

P95/SCLK1/CTS1

USB_DET

24

AM0

MCU +3.3V

25

DVCC

MCU +3.3V

26

X2

CRY(27MHZ)

27

DVSS

28

X1

CRY(27MHZ)

29

AM1

MCU +3.3V

30

RESET

31

P96/XT1

CRY(32.768KHZ)

32

P97/XT2

CRY(32.768KHZ)

33

EMU0

34

EMU1

35

PA0/INT1

REMOTE

36

PA1/INT2

RDS_CLK

37

PA2/INT3

EX_INTERRUPT

38

PA3/INT4

RDS_DATA

39

PA4

BOL_RESET

40

PA5

NC

41

PA6

USB_OC

42

PA7

USB_PON

43

ALE

NC

44

P00/AD0

F_V_CE

45

P01/AD1

F_V_CLK

46

P02/AD2

F_V_DATA

47

P03/AD3

NC

48

P04/AD4

NC

49

P05/AD5

EEPROM_DATA

50

P06/AD6

EEPROM_CLK

51

P07/AD7

NC

52

P10/AD8/A8

CD_BUS2

53

P11/AD9/A9

CD_BUS3

54

P12/AD10/A10

CD_BUCK

55

P13/AD11/A11

CD_CCE

56

P14/AD12/A12

DSP_RESET

57

P15/AD13/A13

MT_STBY

58

P16/AD14/A14

CD_CLOSE_M

59

P17/AD15/A15

CD_OPEN_M

60

P20/A0/A16

NC

61

P21/A1/A17

CD_OPEN_SW

62

DVSS

GND

63

NMI

MCU +3.3V

64

DVCC

MCU +3.3V

I/O

Use

Pull-up

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

I

X

I/O

O

X

I/O

O

X

I/O

I

X

I/O

I

0

O

I

I

O

O

O

I/O

I

X

I/O

I

X

I/O

I

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

I

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

I

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

O

X

I/O

I

O

41

RCD-M37 / RCD-M37DAB / D-E500 / D-M37

Status

NoUse

Init

Stby

Act.

I

L

H

I

L

H

I

H

L

I

-

-

I

-

-

I

-

-

I

-

-

I

-

-

I

I

-

-

I

-

-

I

-

L

-

-

I

I

L

OPEN

OPEN

I

I

I

I

-

-

I

-

L

I

I

L

L

OPEN

I

I

-

L

I

-

-

OPEN

I

L

-

I

L

-

I

L

-

OPEN

I

OPEN

I

I

I

OPEN

I

I

L

-

I

L

-

I

L

-

I

L

-

I

L

-

I

L

-

I

L

-

I

L

-

OPEN

I

I

O

L

Note

speaker on/off control

Headphone on/off control

vfd reset

vfd data

vfd chip select

vfd clock

send command to bolero IC

receive data from bolero IC

Timer LED ON/OFF Control

used when connect with update tool/iPod

uart data out

used when connect with update tool/iPod

uart data in

USB detect pin

chip operate select,

MCU power,

oscillator(27MHz)

GND

oscillator(27MHz)

chip operate select

MCU reset

RTC oscillator(32.768KHz)

RTC oscillator(32.768KHz)

remote in

rds int

acitve when push the on/standby key and

menu key on body

rds data input

bolero ic reset

usb connect over current detect

usb power enable control

function IC strobe

function IC clock

function IC data

EEPROM_DATA

EEPROM_CLK

receive data from CD DSP

send command to CD DSP

communication clock with CD DSP

communication chip enable with CD DSP

CD DSP reset

motor stanby

cd close motor

cd open motor

cd open switch

GND

external interrupt,

MCU power

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Rcd-m37dab D-e500 D-m37