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Nexus
MPC5566 Microcontroller Reference Manual, Rev. 2
25-34
Freescale Semiconductor
shows the encodings used for resource codes for certain messages.
shows the event code encodings used for certain messages.
shows the data trace size encodings used for certain messages.
Table 25-21. RCODE values (TCODE = 27)
Resource Code
(RCODE)
Description
Resource Data
(RDATA)
0000
Program Trace Instruction Counter overflow
(reached 255 and was reset)
0xFF
0001
Program Trace, Branch / Predicate Instruction
History. This type of packet is terminated by a stop
bit set to 1 after the last history bit.
Branch History. This type of
packet is terminated by a
stop bit set to a 1 after the
last history bit.
Table 25-22. Event Code Encoding (TCODE = 33)
Event Code
Description
0000
Entry into Debug Mode
0001
Entry into Low Power Mode (CPU only)
1
1
The device enters Low Power Mode when the Nexus stall mode is enabled
(NZ6C3_DC1[OVC]=0b011) and a trace message is in danger of over-flowing the
Nexus queue.
0010–0011
Reserved for future functionality
0100
Disabling Program Trace
0101–1101
Reserved for future functionality
1110
Entry into a VLE page from a non-VLE page
1111
Entry into a non-VLE page from a VLE page
Table 25-23. Data Trace Size Encodings (TCODE = 5, 6, 13, 14)
DTM Size
Encoding
Transfer Size
000
Byte
001
Halfword (two bytes)
010
Word (four bytes)
011
Doubleword (eight bytes)
100
String (three bytes)
101–111
Reserved
Summary of Contents for MPC5566
Page 81: ...Introduction MPC5566 Microcontroller Reference Manual Rev 2 1 24 Freescale Semiconductor...
Page 135: ...Signal Description MPC5566 Microcontroller Reference Manual Rev 2 2 54 Freescale Semiconductor...
Page 189: ...Reset MPC5566 Microcontroller Reference Manual Rev 2 4 20 Freescale Semiconductor...
Page 603: ...Flash Memory MPC5566 Microcontroller Reference Manual Rev 2 13 38 Freescale Semiconductor...
Page 609: ...SRAM MPC5566 Microcontroller Reference Manual Rev 2 14 6 Freescale Semiconductor...
Page 1073: ...MPC5566 Microcontroller Reference Manual Rev 2 22 36 Freescale Semiconductor...
Page 1185: ...Nexus MPC5566 Microcontroller Reference Manual Rev 2 25 92 Freescale Semiconductor...