P-250
20
PIN
NO.
I/O
FUNCTION
NAME
PIN
NO.
I/O
FUNCTION
NAME
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Core Vcc
GND
D-
D+
Vbus
Tr ON
TEST
/Dack1
/Dreq1
/TC1
/INT1//SOF
IOVcc
Xout
Xin
GND
Core Vcc
A1
A2
A3
A4
A5
A6
D0
D1
I/O
I/O
I
O
I
I
O
I
O
O
I
I
I
I
I
I
I
I/O
I/O
Core power supply
Ground
USB data (-)
USB data (+)
V bus input
Tr ON output
TEST input
DMA reception signal 1
DMA request 1
TC input
Interrupt 1/SOF output
I/O power supply
Output for oscillation
Input for oscillation
Ground
Core power supply
Address bus
Data bus
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
D2
D3
D4
D5
D6
D7
D8/P0
D9/P1
D10/P2
D11/P3
IOVcc
GND
D12/P4
D13/P5
D14/P6
D15/A0
/HWR//BYTE
/INT0
/RD
/LWR
/CS
/RST
/Dreq0
/Dack0
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
O
I
I
I
I
O
I
Data bus
I/O power supply
Ground
Data bus
Highlight strobe/bus width select
Interrupt 0
Read strobe
Low write strobe
Chip select
Reset signal
DMA request 0
DMA reception signal 0
M66291GP (X2156A00) USB Controller
PIN
NO.
I/O
FUNCTION
NAME
PIN
NO.
I/O
FUNCTION
NAME
1
2
3
4
5
6
7
8
9
10
11
12
13
14
/RST
ZEROL
ZEROR
LRCK
DATA
BCK
SCKI
DGND
VDD
DEPMP0
DEMP1
FMT0
FMT1
FMT2
I
O
O
I
I
I
I
-
-
I
I
I
I
I
Reset
Zero flag for L-channel
Zero flag for R-channel
Left and right clock
Serial audio data input
Bit clock input
System clock input
Digital ground
Digital supply, +3.3V
De-emphasis control
Audio data format select
15
16
17
18
19
20
21
22
23
24
25
26
27
28
MUTE
IOUTR-
IOUTR+
AGND1
VCOM1
VCOM2
IREF
VCOM3
VCC1
VCC2
IOUTL+
IOUTL-
AGND2
VCC3
I
O
O
-
-
-
-
-
-
-
O
O
I
I
Analog output mute control
R-channel analog current output -
R-channel analog current
Analog ground
Internal bias de-coupling pin
Common voltage for I/V
Output current reference bias pin
Internal bias de-coupling pin
Analog supply, +5 V
Analog supply, +5 V
L-channel analog current
L-channel analog current output -
Analog ground
Analog power supply, +5 V
PCM1730E-1/2K (X2077A00) DAC (Digital to Analog Converter)
