MPC555CME Freescale Semiconductor, MPC555CME Datasheet - Page 349

• Manufacturer Part Number: MPC555CME
• Description: KIT EVALUATION FOR MPC555
• Manufacturer: Freescale Semiconductor
• Type: Microcontrollerr

Specifications of MPC555CME

• Contents: Module Board, Installation Guide, Power Supply, Cable, Software and more
• Processor To Be Evaluated: MPC555
• Data Bus Width: 32 bit
• Interface Type: RS-232
• For Use With/related Products: MPC555
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

MPC555
USER’S MANUAL
Wait Until Bus Busy Negated (No Other Master is Driving)
Asserts Bus Busy (BB) if No Other Master is Driving
Release Bus Request (BR) for One Clock and Request Bus (BR) Again
/
MPC556
Receives BusGrant (BG) from Arbiter
Figure 9-38 Flow of Retry of External Master Read Access
Drives Address and Attributes
Drives Address and Attributes
Assert Transfer Start (TS)
Assert Transfer Start (TS)
Assert Bus Busy (BB)
Request Bus (BR)
External Master
Receives Data
EXTERNAL BUS INTERFACE
Rev. 15 October 2000
Asserts Transfer Acknowledge (TA)
Address in Internal
Receives Address
Memory Map
Returns Data
Assert Retry
MPC555 /
MPC556
Yes
Asserts CSx
If In Range
Memory
Controller
No
MOTOROLA
9-53