Yamaha RX-V365 Service Manual page 42

RX-V365/HTR-6230
Pin No. Port Name
1 DGND
2 DGND
3 DGND
4 /VINTSW
5 /VINTSW
6 VDDEXT
7 DGND
8 DGND
9 DGND
10 CLKIN
11 XTAL
12 VDDEXT
13 /DRESET
14 NMI/DGND
15 DGND
16 –
17 RTXI/DGND
18 –
19 DGND
20 VDDEXT
21 –
22 –
23 –
24 –
25 VDDINT
26 –
27 VIB
28 VIA
29 –
30 DGND
31 VDDEXT
32 /ICXM
33 /XMPWR
34 INTAK
35 FSYNC/TFS0
36 R2A_DATA
37 R2A_CLK
38 VRB
39 DGND
40 DGND
41 DGND
42 DGND
43 DGND
44 DGND
45 VDDEXT
46 VRA
47 REM
48 PSW
49 /SPISEL2
50 /SPISEL1
51 /EXPE
52 VDDINT
53 SPISCK
54 SPIMI
55 SPIMO
56 DGND
57 VDDEXT
58 DT1SEC
59 DT1PRI
60 TFS1
42
Function Name I/O
GND – Ground of external
GND – Ground of external
GND – Ground of external
VROUT2 O Voltage regulator drive for Q101
VROUT1 O Voltage regulator drive for Q101
VDDEXT – I/O power supply (EX3.3)
GND – Ground of external
GND – Ground of external
GND – Ground of external
CLKIN I Clock/oscillation input
XTAL O Oscillation output
VDDEXT – I/O power supply (EX3.3)
/RESET I Delayed reset
NMI I (Pull-down)
GND – Ground of external
RTXO O
RTXI I (Pull-down)
VDDRTC –
GND – Ground of external
VDDEXT – I/O power supply (EX3.3)
PPI_CLK I
PP10 I/O
PP11 I/O
PP12 I/O
VDDINT – Power supply of microprocessor (BF1.2)
PP13 I/O
PF15 O Video select B
PF14 O Video select A
PF13 I
GND – Ground of external
VDDEXT – I/O power supply (EX3.3)
PF12 O
PF11 O
PF10 I CODEC IC (IC301) interrupt
PF9 I Frame sync detect
PF8 O DATA for R2A volume/selector IC (IC162)
PF7 O CLK for R2A volume/selector IC (IC161)
PF6 I Volume rotary B
GND – Ground of external
GND – Ground of external
GND – Ground of external
GND – Ground of external
GND – Ground of external
GND – Ground of external
VDDEXT – I/O power supply (EX3.3)
PF5 I Volume rotary A
PF4 I IR remote control pulse input
PF3 I Power switch (STANDBY/ON)
PF2 O CS for EEPROM (IC102)
PF1 O CS for 4ch ADC (IC401)
PF0 O Extended port enable
VDDINT – Power supply of microprocessor (BF1.2)
SCK I/O SPI clock
MISO I/O Master input/slave output
MOSI I/O Master output/slave input
GND – 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/O Serial port 1, frame asynchronous transmission
Detail of Function