Yamaha SILENT Piano SD Series Service Manual page 14

SILENT SD SERIES
HD6433690B70FYV (X6008200) CPU (E-HOSTs)
PIN
NAME I/O
NO.
Avcc
1 - Analog Power Supply (+3.3V)
2 X2 O Sub Clock Output
X1
3 I Sub Clock Input
4 Vcl - Internal Power Supply (+3.3V)
/RES
5 I RESET input
TEST TEST input
6 I
Vss
7 - Ground
OSC2 Clock output
8 O
Clock input
9 OSC1 I
Vcc Power supply
10 -
- (NC)
11 P50 O
P51 - (NC)
12 O
Active Sensing ON/OFF
13 P52 I
P53 - (NC)
14 O
- (NC)
15 P54 O
P55 - (NC)
16 O
- (NC)
17 P10 O
- (NC)
P11
18 O
/E-IC
19 P12 O
SDA
P56
20 I/O
SCL
21 P57 I/O
- (NC)
P74
22 O
- (NC)
23 P75 O
- (NC)
P76
24 O
HD64F2128F16 (X2690A00) CPU (FLASH)
PIN
NAME I/O
NO.
P50/TxD0
1 I/O
2 P51/RxD0 I/O
3 P52/SCL0 I/O
4 /RES I
5 NMI I
6 Vcc
/STBY
7 I
Vss
8
XTAL
9 I
10 EXTAL I
11 MD1 I
12 MD0 I
13 AVss
14 P70/AN0 I
P71/AN1
15 I
P72/AN2
16 I
17 P73/AN3 I
18 P74/AN4 I
19 P75/AN5 I
20 P76/AN6 I
21 P77/AN7 I
AVcc
22
P60
23 I/O
P61
24 I/O
25 P62 I/O
26 P63 I/O
27 P64 I/O
28 P65 I/O
29 P66 I/O
P67
30 I/O
Vcc
31
P27/SCK1 I/O
32
AK4385ET (X6040A00) DAC (Digital to Analog Converter)
PIN
NAME I/O
NO.
1 MCLK I Master Clock
2 BICK I Audio Serial Data Clock
3 SDTI I Audio Serial Date Input
4 LRCK I L/R Clock
5 PDN I Power Down mode
6 CSN I Chip Select
7 CCLK I Control Data Input
8 CDTI I Control Data Input
14
FUNCTION
FUNCTION
Port5 / Transmission data
Port5 / Reception data
Port5 / Serial clock
Reset
Non-maskable interrupt
Power supply +5V
Stand-by mode signal
Ground
Crystal oscillator
Mode select
Analog ground
Port7 / Analog input
Analog power supply +5V
Port6
Power supply +5V
Port2 / Serial clock
FUNCTION
PIN
I/O
NAME
NO.
25
/NMI I (Pull Up)
26 P80 O - (NC)
27
P81 O - (NC)
28 O - (NC)
P82
29
P83 O - (NC)
30 - (NC)
P84 O
31 P85 I (Pull Up or Vcc)
32 - (NC)
P86 O
- (NC)
33 P87 O
34 SCK3 (Main CPU)
P20 O
RXD (Pull Up)
35 P21 I
36 TXD (Main CPU)
P22 O
/IRQ0 (Main CPU)
37 P14 I
38 - (NC)
P15 O
- (NC)
39 P16 O
40 - (NC)
P17 O
Analog Controller (AN4)
41 PB4 I
Analog Controller (AN5)
42
PB5 I
Analog Controller (AN6)
43 PB6 I
Analog Controller (AN7)
44
PB7 I
Analog Controller (AN3)
45 PB3 I
Analog Controller (AN2)
46
PB2 I
Analog Controller (AN1)
47 PB1 I
Analog Controller (AN0)
48
PB0 I
PIN
NAME I/O
NO.
P26/RxD1
33 I/O Port2 / Reception data
34 P25/TxD1 I/O Port2 / Transmission data
35 P24/SCL1 I/O Port2 / Serial clock
36 P23/SDA1 I/O Port2 / Serial data
37 P22 I/O
38 P21 I/O Port2
P20
39 I/O
Vss
40 Ground
41 P17
I/O
42 P16 I/O
43 P15 I/O
44 P14 I/O
Port1
45 P13 I/O
46 P12 I/O
P11
47 I/O
P10
48 I/O
49 P30 I/O
50 P31 I/O
51 P32 I/O
52 P33 I/O
Port3
53 P34 I/O
P35
54 I/O
P36
55 I/O
P37
56 I/O
57 P40//IRQ2 I/O
58 P41//IRQ1 I/O Port4 / Interrupt request
59 P42//IRQ0 I/O
60 P43 I/O
61 P44 I/O
Port4
P45
62 I/O
P46
63 I/O
64 P47/SDA0 I/O Port4 / Serial data
PIN
I/O
NAME
NO.
9 AOUTR- O
Rch Analog out(-)
10 AOUTR+ O Rch Analog out(+)
11 AOUTL- O Lch Analog out(-)
12 AOUTL+ O Lch Analog out(+)
13 Vss - Ground
14 VDD - Power Supply
15 DZFR O Rch Data Zero Input Detect
16 DZFL O Lch Data Zero Input Detect
DM: IC024
FUNCTION
KEY SENSOR: CPU1
FUNCTION
DM: IC011
FUNCTION