Yamaha PDX-30 Service Manual page 15

Pin
Port Name
No.
1 N.C.
2 P3_5/SCL/SSCK
3 P3_3/SSI
4 P3_4/SDA/SCS
5 MODE
6 P4_3/XCIN
7 P4_4/XCOUT
8 RESET
9 XOUT/P4_7
10 VSS/AVSS
11 P4_6/XIN
12 VCC/AVCC
13 P2_7/TRDIOD1
14 P2_6/TRDIOC1
15 P2_5/TRDIOB1
16 P2_4/TRDIOA1
17 P2_3/TRDIOD0
18 P2_2/TRDIOC0
19 P2_1/TRDIOB0
20 P2_0/TRDIOA0/TRDCLK
21 P1_7/TRAIO/INT1
22 P1_6/CLK0
P1_5/RXD0/(TRAIO)/
23
(INT1)
24 P1_4/TXD0
25 P1_3/KI3/AN11
26 N.C.
27 P4_5/INT0
28 P6_6/INT2/TXD1
29 P6_7/INT3/RXD1
30 P1_2/KI2/AN10
31 P1_1/KI1/AN9
32 P1_0/KI0/AN8
33 P3_1/TRBO
34 P3_0/TRAO
35 P6_5/CLK1
Function Name I/O
Verification chip (SCL)/
I2C_SCL O
(EEPROM)
−
Verification chip (SDA)/
I2C_SDA I/O
(EEPROM)
MODE_E8A I For Flash writing
I
−
− I
N_RESET O RESET
XL1 20 MHz
VSS
XL1 20 MHz
VCC
CTL_+VA O Selector ( + VA)
SCK_VOL O Selector
SCO_VOL O Selector
NCS_VOL O Selector
− I
− I
CTL_LED ２ O STATUS indicator green
CTL_LED1 O STATUS indicator red
ADB_INT I
DET_TEST I Speaker TEST
TXD-IPOD I iPod (RXD)
RXD-IPOD O iPod (TXD)
DET_MODEL I PDX-30 (H) / PDX-50 (L)
IR_IN I Remote control
SPI_SIMO O For E8A (TX)
SPI_SOMI I For E8A (RX)
NRESET_CP O Verification chip (RESET)
KEY_VOL- I Volume down
KEY_VOL+ I Volume up
ADB_RESET O
NDET_PROT I DAMP (PROT)
SPI_CLK O
Detail of Function
PDX-30
Wireless module (SCL)
Wireless module (SDA)
For Flash writing
RESET
20 MHz
20 MHz
Selector ( + VA)
Selector
Selector
Selector
STATUS indicator green
STATUS indicator red
Wireless module (INT)
Speaker TEST
PDX-30 (H) / PDX-50 (L)
For E8A (TX)
For E8A (RX)
Volume down
Volume up
Wireless module (RESET)
DAMP (PROT)
PDX-30/PDX-50
PDX-50
15