cp3ub17 National Semiconductor Corporation, cp3ub17 Datasheet - Page 10

• Manufacturer Part Number: cp3ub17
• Description: Reprogrammable Connectivity Processor With Usb Interface
• Manufacturer: National Semiconductor Corporation

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Note 1: The ENV0, ENV1, ENV2, TCK, TDI, and TMS pins each have a weak pull-up to keep the input from floating.
Note 2: The RESET input has a weak pulldown.
Note 3: These functions are always enabled, due to the direct low-impedance path to these pins.
Pin Name
Pin Name
X2CKO
X1CKO
IOVCC
IOVCC
X2CKI
X1CKI
UGND
AGND
UVCC
AVCC
ENV1
VCC
GND
GND
TMS
GND
TDO
PG0
PG1
PG2
PG3
PG5
TCK
PH6
PH7
PH4
PH5
TDI
PI0
PI1
PI2
PI3
PI4
PI5
PI6
PI7
D+
D-
Table 2 Pin Assignments for 100-Pin Package
Table 3 Pin Assignments for 48-Pin Package
Alternate Function(s)
Alternate Function(s)
RXD/WUI10
TXD/WUI11
CTS/WUI13
RTS/WUI12
SRFS/NMI
SRD/TIO8
STD/TIO7
SCK/TIO5
SFS/TIO6
SRCLK
WUI9
TA
10
Pin Number
Pin Number
100
10
11
12
13
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
99
1
2
3
4
5
6
7
8
9
PWR, I/O
O, GPIO
O, GPIO
PWR, O
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
GPIO
PWR
PWR
PWR
PWR
PWR
PWR
PWR
PWR
Type
Type
I/O
I/O
O
O
I
I
I
I
I