READI Module
MPC561/MPC563 Reference Manual, Rev. 1.2
Freescale Semiconductor
24-83
Figure 24-84. RCPU Development Access Timing Diagram — Debug Mode Entry Out-of-Reset
shows the transmission sequence of DSDI/DSDO data messages.
Figure 24-85. Transmission Sequence of DSDx Data Messages
HRESET
SRESET
RSTI
MSEI
MDI
MSEO
MDO
DC reg
(BDM)
Config Msg
DSDI
Message
BDM
Message
ENTRY
DSDO
Message
DSDI msg can be
DSDO msg indicate
status bits in the
Tool negates
system clocks after
ready msg
SRESET
is negated by the MCU
HRESET
at least 16
Dev ID
Message
1
3
DSDI msg
(USIU drives)
(Tool drives)
after some internal system clocks delay.
(Tool drives)
BDM is set based on READI
and BDM Entry msg is
Device
Ready
Message
TC = 18
TC = 56
DSDI
Message
TC = 56
TC = 1
TC = 16
TC = 58
TC = 57
DSDO
Message
TC = 57
BDM
Message
EXIT
TC = 58
Device sends
out Dev ID
msg after
negation of RSTI
DC reg. config
msg (BDM)
sent after DevID
msg received
by tool
2
sent out when VFLS[0:1]=11.
module configuration
4
sent after.
BDM msg
5
DSDO msg
sent out
6
sent to device after
it is ready.
TCODE and two
7
receiving device
TCODE (6 bits)
HEADER (3 bits)
DATA (7 or 32 bits)
1
2
3
MSB
LSB MSB
LSB MSB
LSB
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...