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6
CBM2080/CBM1180 Datasheet
-6 -
March 22, 2005
5 Pin Description
Brief CBM2080/CBM1180/CBM1183 pin functions are shown in the following tables.
I :
Input signal
O :
Output signal
I/O :
Bi-direction signal
PWR :
Power signal
GND :
Ground signal
CBM2080 & CBM1180 & CBM2075 LQFP64 / TQFP48 Pin Description
CBMxx80L
LQFP64
Pin No.
CBMxx80/
CBM2075
TQFP48
Pin No.
Pin Name
Type
Description
63
1
FDATA0_7
GPIO7
I/O
Group 0 Flash Data Bus - bit 7
General I/O port 7
64
—
TXD
O
Serial port data out
1
—
RXD
I
Serial port data in
2
—
FCEN4
O
Flash Chip Enable - Chip 4 (active low)
3
2
VSS
GND
Padring 3.3V / Logic 1.8V Ground
4
3
VDD33
PWR
Padring 3.3V Power
5
4
DM
I/O
USB Data Negative Pin
6
—
nc
7
5
DP
I/O
USB Data Positive Pin
8
6
RREF
I
Connect External Resister for current
reference
9
7
VD33A
PWR
Analog 3.3V Power
10
—
VD33A
PWR
Analog 3.3V Power
11
8
VS33A
GND
Analog 3.3V Ground
12
—
VS33A
GND
Analog 3.3V Ground
13
9
VSSA
GND
Analog 1.8V Ground
14
10
XI
I
Crystal Input (12 MHz)
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