Yamaha CRX-040 Service Manual page 53
Micro component system cd receiver/speaker
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Also See for CRX-040:
- Owner's manual (136 pages) ,
- Service manual (101 pages) ,
- Owner's manual (28 pages)
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Pin
Port Name
No.
67 P25/A5/AN25/INT7
68 P24/A4/AN24/INT6
69 P23/A3/AN23
70 P22/A2/AN22
71 P21/A1/AN21
72 P20/A0/AN20
73 P17/D15/INT5
74 P16/D14/INT4
75 P15/D13/INT3
76 P14/D12
77 P13/D11/TXD6/SDA6 EP_SDA
78 P12/D10/RXD6/SCL6 EP_SCL
79 P11/D9/CLK6
80 P10/D8/CTS6/RTS6
81 P07/D7/AN07
82 P06/D6/AN06
83 P05/D5/AN05
84 P04/D4/AN04
85 P03/D3/AN03
86 P02/D2/AN02
87 P01/D1/AN01
88 P00/D0/AN00
89 P107/AN7/KI3
90 P106/AN6/KI2
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I/O
Function
Name
(P.C.B.)
P_SW
IRQ
IRQ
IRQ
USB_IDD_DET
IRQ
IRQ
IRQ
AW_TXRXSEL
O
O
O
O
O
O
AW_MODE
O
O
O
IO
IO
IO
3.3D_PON
O
O
O
nAW_INT
O
O
O
I
I
I
AW_LINK
O
O
O
IRQ
IRQ
IRQ
KEY0
IRQ
IRQ
IRQ
(97 pin and share)
REMOTE
IRQ
IRQ
IRQ
VOL_RB
I
I
I
I2C
I2C
I
I2C
I2C
I
(reserved)
O
O
O
VOL_RA
I
I
I
(reserved)
O
O
O
nFL_CS
O
O
O
nFL_RST
O
O
O
nTUN_ST
I
I
I
I
I
I
nTUN_TUND
I
I
I
I
I
I
nTUN_CS
O
O
O
O
O
O
TUN_MUTE
O
O
O
O
O
O
IPD_PON
O
O
O
(reserved)
O
O
O
(reserved)
O
O
O
Detail of Function
Power on SW of OPE circuit board
0: Power on SW off
1: Power on SW pressed
Detection of USB current / This function is valid only in Standby and Sleep modes
and invalid when power is on.
0: Leak current of USB connector not detected
1: Leak current of USB connector detected
Notification of mode setting (Setting executed in factory)
0: Rx
1: Tx
Unused
Unused
Unused
AirWired INT_N/LINK signal
0: LINK free
1: LINK at work
Detection of EJECT SW interrupt / As interrupt is possibly executed by other than
EJECT SW, check AD value at KEY0 of 97pin and make judgment by pressing
EJECT SW.
0: Switch pressed
1: Switch off
Remote controller light receiving unit signal
Rotary encoder B
Set to inpurt port (or output H) after entering Standby mode and completion of
writing,
Set to inpurt port (or output H) after entering Standby mode and completion of
writing,
Rotary encoder A
Tuner Stereo/Mono flag
Tuner tuned flag
ON/OFF control of +51 power DCDC
0: +51 output off
1: +51 on
CRX-040/CRX-140/NS-BP80
CRX-040
CRX-140
CRX-040
CRX-140
CRX-040
CRX-140
CRX-040
CRX-140
U, T, K, A, G, L, V, J models
B model
U, T, K, A, G, L, V, J models
B model
U, T, K, A, G, L, V, J models
B model
U, T, K, A, G, L, V, J models
B model
53
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