Signal Descriptions
MPC561/MPC563 Reference Manual, Rev. 1.2
2-28
Freescale Semiconductor
2.5
MPC561/MPC563 Development Support Signal Sharing
On the MPC561/MPC563, the JTAG, BDM, and READI (Nexus interface) signals are all shared. Only one
set of signals can be active at a time.
shows the shared functions in the different modes.
Table 2-11. Enhanced PCS 6 & 7 Pad Function
PDMCR2
[PCS6EN]
PDMCR2
[PCS7EN]
PULL_
DIS5
SHORT_
REG
[SH_ET1]
SHORT_
REG
[SH_ET2]
ETRIG1/PCS6
PAD Function
ETRIG2/PCS7
PAD Function
Pad
Pull-up
ETRIG 1
internal
connection
ETRIG2
internal
connection
0
0
0
0
0
ETRIG1
ETRIG2
Enabled
ETRIG1
ETRIG2
0
0
0
1
1
ETRIG1
ETRIG2
Enabled A_TPUCH15 B_TPUCH15
0
0
1
0
0
ETRIG1
ETRIG2
Disabled
ETRIG1
ETRIG2
0
0
1
1
1
ETRIG1
ETRIG2
Disabled A_TPUCH15 B_TPUCH15
0
1
0
0
0
ETRIG1
PCS7
Enabled
ETRIG1
PCS7
0
1
0
1
1
ETRIG1
PCS7
Enabled A_TPUCH15 B_TPUCH15
0
1
1
0
0
ETRIG1
PCS7
Disabled
ETRIG1
PCS7
0
1
1
1
1
ETRIG1
PCS7
Disabled A_TPUCH15 B_TPUCH15
1
0
0
0
0
PCS6
ETRIG2
Enabled
PCS6
ETRIG2
1
0
0
1
1
PCS6
ETRIG2
Enabled A_TPUCH15 B_TPUCH15
1
0
1
0
0
PCS6
ETRIG2
Disabled
PCS6
ETRIG2
1
0
1
1
1
PCS6
ETRIG2
Disabled A_TPUCH15 B_TPUCH15
1
1
0
0
0
PCS6
PCS7
Enabled
PCS6
PCS7
1
1
0
1
1
PCS6
PCS7
Enabled A_TPUCH15 B_TPUCH15
1
1
1
0
0
PCS6
PCS7
Disabled
PCS6
PCS7
1
1
1
1
1
PCS6
PCS7
Disabled A_TPUCH15 B_TPUCH15
Table 2-12. MPC561/MPC563 Development Support Shared Signals
Signal
1
1
Only one set of signals are enabled at a time.
Direction
JTAG
BDM
READI
JCOMP/RSTI
Input
JCOMP
0
RSTI
TCK/DSCK/MCKI
Input
TCK
DSCK
MCKI
TDI/DSDI/MDI0
Input
TDI
DSDI
MDI0
TDO/DSDO/MDO0
Output
TDO
DSDO
MDO0
TMS/EVTI
Input
TMS
—
EVTI
Summary of Contents for MPC561
Page 84: ...MPC561 MPC563 Reference Manual Rev 1 2 lxxxiv Freescale Semiconductor...
Page 144: ...Signal Descriptions MPC561 MPC563 Reference Manual Rev 1 2 2 46 Freescale Semiconductor...
Page 206: ...Central Processing Unit MPC561 MPC563 Reference Manual Rev 1 2 3 62 Freescale Semiconductor...
Page 302: ...Reset MPC561 MPC563 Reference Manual Rev 1 2 7 14 Freescale Semiconductor...
Page 854: ...Time Processor Unit 3 MPC561 MPC563 Reference Manual Rev 1 2 19 24 Freescale Semiconductor...
Page 968: ...Development Support MPC561 MPC563 Reference Manual Rev 1 2 23 54 Freescale Semiconductor...
Page 1144: ...Internal Memory Map MPC561 MPC563 Reference Manual Rev 1 2 B 34 Freescale Semiconductor...
Page 1212: ...TPU3 ROM Functions MPC561 MPC563 Reference Manual Rev 1 2 D 60 Freescale Semiconductor...
Page 1216: ...Memory Access Timing MPC561 MPC563 Reference Manual Rev 1 2 E 4 Freescale Semiconductor...