Yamaha rx-v561 Service Manual page 29

Pin No. Port Name
1 GND
2 GND
3 GND
4 VROUT2
5 VROUT1
6 VDDEXT
7 GND
8 GND
9 GND
10 CLKIN
11 XTAL
12 VDDEXT
13 /RESET
14 NMI
15 GND
16 RTXO
17 RTXI
18 VDDRTC
19 GND
20 VDDEXT
21 PPI_CLK
22 PP10
23 PP11
24 PP12
25 VDDINT
26 PP13
27 PF15
28 PF14
29 PF13
30 GND
31 VDDEXT
32 PF12
33 PF11
34 PF10
35 PF9
36 PF8
37 PF7
38 PF6
39 GND
40 GND
41 GND
42 GND
43 GND
44 GND
45 VDDEXT
46 PF5
47 PF4
48 PF3
49 PF2
50 PF1
51 PF0
52 VDDINT
53 SCK
54 MISO
55 MOSI
56 GND
57 VDDEXT
58 DT1SEC
59 DT1PRI
60 TFS1
Function Name I/O
DGND – Ground of external
DGND – Ground of external
DGND – Ground of external
/VINTSW O Voltage regulator drive for Q101
/VINTSW O Voltage regulator drive for Q101
VDDEXT – I/O power supply (EX3.3)
DGND – Ground of external
– Ground of external
DGND
DGND – Ground of external
CLKIN I Clock/oscillation input
XTAL O Oscillation output
VDDEXT – I/O power supply (EX3.3)
/DRESET I Delayed reset
NMI/DGND I (Pull-down)
DGND – Ground of external
– O
RTXI/DGND I (Pull-down)
– –
DGND – Ground of external
VDDEXT – I/O power supply (EX3.3)
– I
– I/O
– I/O
– I/O
VDDINT – Power supply of microprocessor (BF1.2)
– I/O
USB_DREQ1 I DMA request from USB
USB_INT I Interrupt from USB
– I
DGND – Ground of external
VDDEXT – I/O power supply (EX3.3)
– O
– O
INTAK I CODEC IC (IC301) interrupt
I Frame sync detect
FSYNC/TFS0
– O
– O
VRB I Volume rotary B
DGND – Ground of external
DGND – Ground of external
DGND – Ground of external
DGND – Ground of external
DGND – Ground of external
DGND – Ground of external
VDDEXT – I/O power supply (EX3.3)
VRA I Volume rotary A
I IR remote control pulse input
REM
PSW I Power switch (STANDBY/ON)
/SPISEL2 O CS for EEPROM (IC102)
/SPISEL1 O CS for 4 ch ADC (IC401)
/EXPE O Extended port enable
VDDINT – Power supply of microprocessor (BF1.2)
SPISCK O SPI clock
SPIMI I Master input/slave output
SPIMO O Master output/slave input
DGND – Ground of external
VDDEXT – I/O power supply (EX3.3)
DT1SEC O Serial port 1, secondary transmission data
DT1PRI O Serial port 1, primary transmission data
TFS1 I Serial port 1, frame asynchronous transmission
RX-V561/HTR-6050
Detail of Function
29