SA-WA10R
19
• IC Pin Function Description
MAIN (SW) BOARD IC602
μ
PD78F0526GB (S)-UET-A (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
KEY-WAKEUP
I
Key wake-up signal input terminal
2
I-AC CUT
I
AC cut on/off detection signal input terminal “H”: AC cut on
3
EEPROM-SDA
I/O
Two-way I2C data bus with the EEPROM
4
O-EEPROM-SCL
O
I2C clock signal output to the EEPROM
5
RESET
I
System reset signal input from the reset signal generator “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
6
XT2
O
Sub system clock output terminal (32.768 kHz)
7
TX1
I
Sub system clock input terminal (32.768 kHz)
8
FLMD0
I
Flash memory programming mode setting terminal
9
X2
O
Main system clock output terminal (16 MHz)
10
X1
I
Main system clock output terminal (16 MHz)
11
REGC
-
External capacitor connecting terminal of regulator output for internal operation
12
VSS
-
Ground terminal
13
VDD
-
Power supply terminal (+3.3V)
14
O-SA_CLOCK
O
I2C clock signal output to the wireless transceiver
15
SA-DATA
I/O
Two-way I2C data bus with the wireless transceiver
16
O-SA_POW-ON
I
Power supply on/off control signal output terminal for wireless transceiver “H”: power on
17
O-SA_RESET
O
Reset signal output to the wireless transceiver “L”: reset
18
I-SA_INT
I
Interrupt signal input from the wireless transceiver
19
I-KEY_PAIRING
I
PAIRING key input terminal
20
O-AMP_RESET
O
Reset signal output to the power ampli
fi
er “L”: reset
21
O-AMP_NSPMUTE
O
NSP muting on/off control signal output to the stream processor “L”: muting on
22
O-AMP_SOFTMUTE
O
Soft muting on/off control signal output to the stream processor “L”: muting on
23
O-AMP_PGMUTE
O
PG muting on/off control signal output to the stream processor “L”: muting on
24
I-SUFIX
I
Destination setting terminal Fixed at “L” in this set
25
I-AMP_OVFFLAGL
I
Over
fl
ow
fl
ag input terminal Not used
26
O-AMP_INIT
O
Initialize signal output to the stream processor “L”: initialize
27
NC
-
Not used
28
O-STBY_LED
O
LED drive signal output terminal for power level indicator “H”: LED on
29
I-P-ON_DET
I
Power on detection signal input terminal
30
I-AMP_SD
I
Shut down signal input from the power ampli
fi
er “L” shut down
31
I-AMP_OTW
I
Over temperature warming signal input terminal Not used
32
O-SA_LED
O
LED drive signal output terminal for S-AIR indicator “H”: LED on
33
O-FLASH_SI
I
Serial data input terminal for
fl
ash writing
34
O-FLASH_SO
O
Serial data output terminal for
fl
ash writing
35
O-AMP_SCDT
O
Serial data output to the stream processor
36
O-AMP_SCLATCH
O
Serial data latch pulse signal output to the stream processor
37
O-AMP_SCSHIFT
O
Serial data transfer clock signal output to the stream processor
38
AVREF
I
Reference voltage (+3.3V) input terminal
39
AVSS
-
Ground terminal
40
I-KEY
O
POWER key input terminal
41
I-SA_ID
I
S-AIR ID selection switch input terminal “L”: A, “M”: B, “H”: C
42
O-DISCHARGE
O
Discharge control signal output terminal “H”: discharge
43
I-POWER_MONITOR2
I
Power monitor terminal for main power transformer
44 to 46
NC
-
Not used
47
I-3.3V_POWER_MONI
I
Power monitor terminal for +3.3V power supply
48
O-POWER_ON
O
Power supply on/off control signal output terminal “H”: power on
49
O-SA_STBY_LED
O
LED drive signal output terminal for power level indicator “H”: LED on
50
O-PAIR_LED
O
LED drive signal output terminal for PAIRING indicator “H”: LED on
51, 52
NC
-
Not used
Summary of Contents for SA-WA10R - Wireless Speaker System Component
Page 8: ...SA WA10R 8 MEMO ...
