1.2 Functional Block Diagram
USB Serial
Interface
Engine
SOF
Suspend
/Resume
Logic
Global
Control/Status
Registers
8052 Core
8K ROM
6016 Byte RAM
I2C
Control
I2 C Bus
USB
UBM
1520 Byte
SRAM
DMA
CODEC
Interface
C鈥揚ort
6 MHz
OSC
PLL
ACG
Port鈥?
Port鈥?
1.3 Terminal Assignments鈥擭ormal Mode
PFB PACKAGE (Normal Mode)
(TOP VIEW)
36 35 34 33 32 31 30 29 28 27 26 25
CDATI
CSYNC
CRESET
DVDD
CSCHNE
P1.7
P1.6
P1.5
DVSS
P1.4
P1.3
P1.2
CSCLK
CDATO
MCLKO1
MCLKO2
RESET
VREN
SDA
SCL
AV
SS
XTALO
XTALI
PLLFILI
37
38
39
40
41
42
43
44
45
46
47
48
1
2 3 4
5 6 7
8
9 10 11 12
TAS1020A
24
23
22
21
20
19
18
17
16
15
14
13
P1.1
P1.0
NC
DV
DD
NC
P3.5
P3.4
P3.3
DV
SS
P3.2/XINT
P3.1
P3.0
PLLFILO
AVDD
MCLKI
DVSS
PUR
DP
DM
DVDD
MRESET
TEST
EXTEN
RSTO
1鈥?