External Bus Interface
MPC561/MPC563 Reference Manual, Rev. 1.2
Freescale Semiconductor
9-11
Figure 9-6. Single Beat Read Cycle – Basic Timing – One Wait State
9.5.2.2
Single Beat Write Flow
The basic write cycle begins with a bus arbitration, followed by the address transfer, then the data transfer.
The handshakes are illustrated in the following flow and timing diagrams as applicable to the fixed
transaction protocol.
CLKOUT
ADDR[8:31]
TS
BR
BG
BB
Data
TA
RD/
WR
Receive bus grant and bus busy negated
assert
BB
, drive address and assert
TS
Data is valid
BURST
,
BDIP
TSIZ[0:1]
Wait state
O
O
O
O
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...