READI Module
MPC561/MPC563 Reference Manual, Rev. 1.2
24-16
Freescale Semiconductor
MSB
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
Field
RWD
RSTI
0000_0000_0000_0000_0
Addr
0x10
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
LSB
0
Field
RWD
ERR
DV
RSTI
000_0000_0000_0000
0
0
Figure 24-8. READI Upload/Download Information Register
Table 24-12. UDI Bit Descriptions
RCPU
Bits
Nexus
Bits
Name
Description
0:31
33:2
RWD
The Read/Write Data Field is used to store data for read accesses and block write
accesses. It can contain three sizes of data. Refer to
for details.
32
1
ERR
The Error Field is used to determine the status of the read or write access. Refer to
and
for details.
0 Read or write access has not been completed.
1 Read or write access has completed.
NOTE: The ERR field is read-only.
33
0
DV
The Data Valid Field is used to determine the status of the read or write access. Refer
to
for details.
0 No error has occurred.
1 Access error occurred.
NOTE: The DV field is read-only.
Table 24-13. Read Access Status
ERR
DV
Status
0
0
Read access has not yet completed
0
1
Read access has completed and no access error occurred
1
0
Access error occurred
1
1
Not allowed
Table 24-14. Write Access Status
ERR
DV
Status
0
0
Write access has completed and no access error occurred
1
0
Write access error occurred (Error Message sent out)
0
1
Write access has not yet completed
1
1
Not allowed
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...