Table 1116. Direct Branch Message Example (2 Mdo / 1 Mseo) - STMicroelectronics SPC572L series Reference Manual

e200z215An3 Nexus 3 Module
Clock
0
1
2
3
4
5
6
7
Clock
0
1 S1 S0 T5 T4 T3 T2 T1 T0
2
3 S1 S0 T5 T4 T3 T2 T1 T0
Table 1118
and Table 1119
Note that T0, A0, D0 are the least significant bits where:
•
Tx = TCODE number (fixed)
•
Sx = Source processor (fixed)
•
MAP = (always set to 0)
•
Zx = Data size (fixed)
•
Ax = Unique portion of the address (variable)
•
Dx = Write data (variable 8-, 16- or 32-bit)
Clock
0
1
2
3
4
5
1980/2058

Table 1116. Direct branch message example (2 MDO / 1 MSEO)

nex_mdo[1:0]
X X
T1 T0
T3 T2
T5 T4
S1 S0
S3 S2
I1 I0
0 0
Table 1117. Direct branch message example (8 MDO / 2 MSEO)
nex_mdo[7:0]
X X X X X X
0 0 0 0 I1 I0 S3 S2
illustrates an example Data Write Message with 8 MDO / 1 MSEO configuration,
illustrates the same DWM with 8 MDO / 2 MSEO configuration
Table 1118. Data write message example (8 MDO / 1 MSEO)
nex_mdo[7:0]
X X X X X
S1 S0 T5 T4 T3 T2 T1 T0
A0 Z3 Z2 Z1 Z0
D7 D6 D5 D4 D3 D2 D1 D0
0 0 0 0 0
0 0 0 0 0
DocID027809 Rev 4
nex_mseo_b
1 Idle (or end of last message)
0 Start Message
0 Normal Transfer
0 Normal Transfer
0 Normal Transfer
0 Normal Transfer
1 End Packet
1 End Message
nex_mseo_b[1:0]
X X 1
0
1
0
nex_mseo_b
X X X 1
0
0 S3 S2 1
0
0 0 0 1
0 0 0 1
State
State
1 Idle (or end of last message)
0 Start Message
1 End Packet/End Message
0 Start Message
State
Idle (or end of last message)
Start Message
End Packet
Normal Transfer
End Packet
End Message
RM0400