ColdFire Core
MCF52277 Reference Manual, Rev. 1
Freescale Semiconductor
3-13
For read-modify-write instructions, the pipeline effectively combines an embedded-load with a store
operation for a three-cycle execution time.
Figure 3-14. V2 OEP Register-to-Memory
The pipeline timing diagrams of
depict the execution templates for these three classes of
instructions. In these diagrams, the x-axis represents time, and the various instruction operations are shown
progressing down the operand execution pipeline.
Operand Execution Pipeline
DSOC
AGEX
Opword
Extension 1
Extension 2
Core Bus
Read Data
Core Bus
Address
Core Bus
Write
RGF
Data
Ax
d16
Ry
<ea>x
Summary of Contents for MCF52277
Page 22: ...MCF52277 Reference Manual Rev 1 Freescale Semiconductor xxii...
Page 32: ...MCF52277 Reference Manual Rev 0 xxxii Freescale Semiconductor...
Page 60: ...Signal Descriptions MCF52277 Reference Manual Rev 1 2 16 Freescale Semiconductor...
Page 128: ...Static RAM SRAM MCF52277 Reference Manual Rev 1 6 6 Freescale Semiconductor...
Page 140: ...Clock Module MCF52277 Reference Manual Rev 1 7 12 Freescale Semiconductor...
Page 172: ...Chip Configuration Module CCM MCF52277 Reference Manual Rev 1 9 16 Freescale Semiconductor...
Page 180: ...Serial Boot Facility SBF MCF52277 Reference Manual Rev 1 10 8 Freescale Semiconductor...
Page 188: ...Reset Controller Module MCF52277 Reference Manual Rev 1 11 8 Freescale Semiconductor...
Page 210: ...Crossbar Switch XBS MCF52277 Reference Manual Rev 1 13 8 Freescale Semiconductor...
Page 542: ...FlexCAN MCF52277 Reference Manual Rev 1 23 32 Freescale Semiconductor...
Page 724: ...UART Modules MCF52277 Reference Manual Rev 1 30 34 Freescale Semiconductor...
Page 740: ...I2 C Interface MCF52277 Reference Manual Rev 1 31 16 Freescale Semiconductor...
Page 790: ...Debug Module MCF52277 Reference Manual Rev 1 32 50 Freescale Semiconductor...