Yamaha PortaTone PSR-740 Instrukcja serwisowa - Strona 8

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Yamaha PortaTone PSR-740 Instrukcja serwisowa
PSR-740/PSR-640
HD63B05V0F073P (XR951A00) CPU
PIN
NAME
I/O
NO.
1
/RES
I
2
/INT
I
3
NUM
I
4
A7
I/O
5
A6
I/O
6
A5
I/O
7
A4
I/O
8
A3
I/O
9
A2
I/O
10
A1
I/O
11
A0
I/O
12
B0
I/O
13
B1
I/O
14
B2
I/O
15
B3
I/O
16
B4
I/O
17
B5
I/O
18
B6
I/O
19
B7
I/O
20
VSS
AK5351-VF-E2 (XV510A00) ADC (Analog to Digital Converter)
PIN
NAME
I/O
NO.
1
AINR+
I
2
AINR-
I
3
VREF
O
4
VA
-
5
AGND
-
6
AINL+
I
7
AINL-
I
8
TST1
I/O
9
HPFE
10
TST2
I/O
11
TST3
I/O
12
VD
-
PCM1716E (XU829A00) DAC (Digital to Analog Converter)
PIN
NAME
I/O
NO.
1
LRCK
I
2
DATA
I
3
BCK
I
4
CLKO
O
5
XTI
I
6
XTO
O
7
DGND
-
8
VDD
-
9
Vcc2R
-
10
AGND2R
-
11
EXTR
O
12
NC
-
13
VOUTR
O
14
AGND1
-
18
FUNCTION
Reset
Interrupt request
Non-maskable interrupt
Port A
Port B
Ground
FUNCTION
Analog signal input (R channel +)
Analog signal input (R channel -)
Reference voltage
Analog power supply
Analog ground
Analog signal input (L channel +)
Analog signal input (L channel -)
Test mode setting 1
HPF on/off
Test mode setting 2
Test mode setting 3
Digital power supply
FUNCTION
Data input
Bit clock
Clock input
Clock input
Clock out
Digital ground
Digital power supply (+5 V)
Analog power supply (+5 V)
Analog ground
Rch, analog output
Rch, analog voltage output
Analog ground
PIN
NAME
I/O
NO.
21
C7
I/O
22
C6
I/O
23
C5
I/O
24
C4
I/O
25
C3
I/O
26
C2
I/O
27
C1
I/O
28
C0
I/O
29
D0
I/O
30
D1
I/O
31
D2
I/O
32
D3/TX
O
33
D4/RX
I
34
D5//CK
O
35
D6//INT2
I
36
/STBY
I
37
TIMER
I
38
XTAL
O
39
EXTAL
I
40
VCC
PIN
NAME
I/O
NO.
13
DGND
-
14
TST4
I/O
15
AMODE2
16
/PD
I
17
MCLK
I
18
SCLK
I/O
19
LRCK
I
20
FSYNC
I/O
21
SDATA
O
22
CMODE
I
23
SMODE1
I
24
VB
-
PIN
NAME
I/O
NO.
15
Vcc1
-
Analog power supply (+5 V)
16
VOUTL
O
Lch, analog voltage output
17
NC
-
18
EXTL
O
Lch, analog output
19
AGND2L
-
Analog ground
20
Vcc2L
-
Analog power supply (+5 V)
21
/ZERO
O
Zero data flag
22
/RST
I
Reset
23
/CS/IWO
I
Chip select
24
MODE
I
Mode control select
(H: Software, L: Hardware)
25
/MUTE
I
Mute control
26
MD/DM0
I
Mode control data/ De-emphasis select1
27
MC/DM1
I
Mode control BCK/De-emphasis select2
28
ML/IIS
I
Mode control Latch/input format select
FUNCTION
Port C
Port D
(Serial data output)
(Serial data input)
(Clock for serial operation)
(Interrupt request 2)
(Standby mode signal)
Timer
Clock
Power supply
FUNCTION
Digital ground
Test mode setting 4
Interface clock select 2
Power-down mode
Master clock input
Serial data clock
Input/Output channel clock
Frame synch. clock
Serial data output
Master clock select
Interface clock select 1
Digital power supply
FUNCTION