Table 1114. Indirect Branch Message Example (2 Mdo / 1 Mseo) - STMicroelectronics SPC572L series Reference Manual

RM0400
Clock
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Clock
0
1
2
3
4
Table 1116
/ 1 MSEO, and one with 8 MDO / 2 MSEO.
Note that T0 and I0 are the least significant bits where:
• Tx = TCODE number (fixed)
•
Sx = Source processor (fixed)
• Ix = Number of Instructions (variable)

Table 1114. Indirect branch message example (2 MDO / 1 MSEO)

nex_mdo[1:0]
X X
T1 T0
T3 T2
T5 T4
S1 S0
S3 S2
I0 MAP
I2 I1
I4 I3
A1 A0
A3 A2
A5 A4
A7 A6
0 0
T1 T0
Table 1115. Indirect branch message example (8 MDO / 2 MSEO)
nex_mdo[7:0]
X X X X
S1 S0 T5 T4
I4 I3 I2 I1
A7 A6 A5 A4
S1 S0 T5 T4
and Table 1117 illustrate examples of Direct Branch Messages: one with 2 MDO
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
0 Normal Transfer
0 Normal Transfer
1 End Packet
0 Normal Transfer
0 Normal Transfer
0 Normal Transfer
1 End Packet
1 End Message
0 Start Message
X X X X
T3 T2 T1 T0
M
I0 A S3 S2
P
A3 A2 A1 A0
T3 T2 T1 T0
e200z215An3 Nexus 3 Module
State
nex_mseo_b[1:0]
Idle (or end of last
1 1
message)
0 0 Start Message
End Packet
0 1
End Packet/End
1 1
Message
0 0 Start Message
State
1979/2058
1982