SPC5121YVY400BR Freescale, SPC5121YVY400BR Datasheet - Page 80

• Manufacturer Part Number: SPC5121YVY400BR
• Manufacturer: Freescale

Specifications of SPC5121YVY400BR

• Lead Free Status / RoHS Status: Supplier Unconfirmed

System Design Information
4.5.2.2
If the JTAG interface is not used, TRST should be tied to PORESET, so that it is asserted when the system reset signal
(PORESET) is asserted. This ensures that the JTAG scan chain is initialized during power on.
of the JTAG interface without COP connector.
80
COP Connector
Physical Pinout
11
13
15
PORESET
1
3
5
7
9
COP Header
Boards Without COP Connector
10
12
16
K
2
4
6
8
5
2
13
11
16
14
12
6
10
15
(3)
(4)
1
8
4
9
7
3
2
MPC5121E/MPC5123 Data Sheet, Rev. 3
Figure 61. COP Connector Diagram
halted
qack
TCK
HRESET
SRESET
TRST
TMS
TDI
TDO
CKSTP_IN
CKSTP_OUT
VDD_IO
NC
NC
NC
10Kohm
10Kohm
10Kohm
10Kohm
10Kohm
10Kohm
10Kohm
10Kohm
CKSTP_IN (LPC_CLK)
CKSTP_OUT
PORESET
TDO
VDD_IO
HRESET
VDD_IO
VDD_IO
SRESET
VDD_IO
TRST
VDD_IO
TMS
VDD_IO
TCK
VDD_IO
TDI
VDD_IO
Figure 62
Freescale Semiconductor
shows the connection