Yamaha RX-V461 Service Manual page 25

RX-V461/HTR-6040/DSP-AX461
I IC DATA
IC101: ADSP-BF531 CPU (DSP P.C.B.)
Microprocessor
JTAG test Event controller/
and emulation Core timer
Voltage
regulator
Memory
L1 order
management
memory
unit
Core/System bus interface
DMA controller
GND 1
GND 2
GND 3
VROUT2 4
VROUT1 5
VDDEXT 6
GND 7
GND 8
GND 9
CLKIN 10
XTAL 11
VDDEXT 12
RESET 13
NMI 14
GND 15
RTXO 16
RTXI 17
VDDRTC 18
GND 19
VDDEXT 20
PPI_CLK 21
PP10 22
PP11 23
PP12 24
VDDINT 25
PP13 26
PF15 27
PF14 28
PF13 29
GND 30
VDDEXT 31 Core Clock =
PF12 32
PF11 33
System Clock =
PF10 34
PF9 35
PF8 36
PF7 37
PF6 38
GND 39
GND 40
GND 41
GND 42
GND 43
GND 44
38
Watch dock timer
Real time clock
UART port IrDA®
L1 data
memory
Timer0, Timer1, Timer2
PPI/GPIO
Serial port (2)
SPI port
Boot ROM
External port for flash
and SDRAM control
132 GND
131 GND
130 GND
129 GND
128 GND
127 ADDR13
126 ADDR14
125 ADDR15
124 ADDR16
123 ADDR17
122 ADDR18
121 ADDR19
120 BGH
119 BG
118 VDDEXT
117 GND
116 DATA0
115 DATA1
114 DATA2
113 DATA3
ADSP-BF531
112 DATA4
111 VDDINT
110 DATA5
IC101
109 DATA6
108 DATA7
107 VDDEXT
106 GND
105 DATA8
104 DATA9
103 DATA10
25M * 16 / 1 102 DATA11
= 400 MHz (Max : 400M)
101 DATA12
100 DATA13
25M * 16 / 3
99 DATA14
= 133 MHz (Max : 133M)
98 DATA15
97 GND
96 BMODE0
95 BMODE1
94 TCK
93 VDDEXT
92 GND
91 GND
90 GND
89 GND
Pin No. Port Name Function Name I/O
1 DGND GND
2 DGND GND
3 DGND GND
4 /VINTSW VROUT2
5 /VINTSW VROUT1
6 VDDEXT VDDEXT
7 DGND GND
8 DGND
GND
9 DGND GND
10 CLKIN CLKIN
11 XTAL XTAL
12 VDDEXT VDDEXT
13 /DRESET /RESET
14 NMI/DGND NMI
15 DGND GND
16 – RTXO
17 RTXI/DGND RTXI
18 – VDDRTC
19 DGND GND
20 VDDEXT VDDEXT
21 – PPI_CLK
22 – PP10 I/O
23 – PP11 I/O
24 – PP12 I/O
25 VDDINT VDDINT
26 – PP13 I/O
27 DTXM PF15
28 DRXM PF14
29 – PF13
30 DGND GND
31 VDDEXT VDDEXT
32 /ICXM PF12
33 /XMPWR PF11
34 INTAK PF10
35 FSYNC/TFS0 PF9
36 R2A_DATA PF8
37 R2A_CLK PF7
38 VRB PF6
39 DGND GND
40 DGND GND
41 DGND GND
42 DGND GND
43 DGND GND
44 DGND GND
45 VDDEXT VDDEXT
46 VRA PF5
47 REM
PF4
48 PSW PF3
49 /SPISEL2 PF2
50 /SPISEL1 PF1
51 /EXPE PF0
52 VDDINT VDDINT
53 SPISCK SCK I/O
54 SPIMI MISO I/O
55 SPIMO MOSI I/O
56 DGND GND
57 VDDEXT VDDEXT
58 DT1SEC DT1SEC
59 DT1PRI DT1PRI
60 TFS1 TFS1 I/O
Detail of Function
– Ground of external
– Ground of external
– Ground of external
O Voltage regulator drive for Q101
O Voltage regulator drive for Q101
– I/O power supply (EX3.3)
– Ground of external
– Ground of external
– Ground of external
I Clock/oscillation input
O Oscillation output
– I/O power supply (EX3.3)
I Delayed reset
I (Pull-down)
– Ground of external
O
I (Pull-down)
–
– Ground of external
– I/O power supply (EX3.3)
I
– Power supply of microprocessor (BF1.2)
O UART transmission for XM (U, C models)
I UART reception for XM (U, C models)
I
– Ground of external
– I/O power supply (EX3.3)
O Reset for XM (U, C models)
O XM power switch (U, C models)
I CODEC IC (IC301) interrupt
I Frame sync detect
O DATA for R2A volume/selector IC (IC162)
O CLK for R2A volume/selector IC (IC161)
I Volume rotary B
– Ground of external
– Ground of external
– Ground of external
– Ground of external
– Ground of external
– Ground of external
– I/O power supply (EX3.3)
I Volume rotary A
I IR remote control pulse input
I Power switch (STANDBY/ON)
O CS for EEPROM (IC102)
O CS for 4 ch ADC (IC401)
O Extended port enable
– Power supply of microprocessor (BF1.2)
SPI clock
Master input/slave output
Master output/slave input
– Ground of external
– I/O power supply (EX3.3)
O Serial port 1, secondary transmission data
O Serial port 1, primary transmission data
Serial port 1, frame asynchronous transmission