CX28344 Conexant, CX28344 Datasheet - Page 26

• Manufacturer Part Number: CX28344
• Description: (CX2834x) Dual / Triple / Quad / Hex / Octal - Enhanced DS3 / E3 Framer
• Manufacturer: Conexant

Product Description
Table 1-8. JTAG Interface
1-16
TRST*
TCK
TMS
TDI
TDO
NC
Pin Label
CX28342 Pin # CX28343 Pin #
115, 118, 121–
22, 23, 25, 26,
27, 30, 31, 33,
34, 35, 43, 55,
57–62, 64, 65,
127, 143
114
110
111
112
113
30, 31, 33–35,
43, 55, 57–62,
64, 65
114
110
111
112
113
Mindspeed Technologies™
CX28344 Pin #
114
110
111
112
113
—
Test Reset
Test Clock
Test Mode
Select
Test Data Input
Test Data
Output
No Connect
Signal Name
IPU
IPU
IPU
IPU
O/Z
I/O
—
When this pin is asserted, the
internal boundary-scan logic is
reset. This pin has a pull-up
resistor.
Samples the value of TMS and
TDI on its rising edge to
control the boundary scan
operations (input clock).
Controls the boundary-scan
Test Access Port (TAP)
controller operation. This pin
has a pull-up resistor.
The serial test data input. This
pin has a pull-up resistor.
The serial test data output.
Pins are not internally bonded.
CX28342/3/4/6/8 Data Sheet
Definition
28348-DSH-001-B