mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 427

• Manufacturer Part Number: mpc823rg
• Description: Mpc823 Powerquicc Integrated Communications Processor For Portable Systems
• Manufacturer: Freescale Semiconductor, Inc

GPCM
UPMA
UPMB
UPMB
CONTROLLING
MACHINE
MEMORY
ACCESS
THE
CONTROLLING
CLOCK CYCLE
Second, Third...
Second, Third...
Second, Third...
THE SLAVE
MACHINE
ACCESS
First
First
x
Table 15-9. GPL_x5 Signal (Pin) Behavior
Freescale Semiconductor, Inc.
For More Information On This Product,
G5LA
(ORx)
N/A
MPC823 REFERENCE MANUAL
x
x
0
1
0
1
Go to: www.freescale.com
(ORx)
G5LS
N/A
0
1
0
1
0
1
x
x
x
WORD)
(RAM
G5T4
0
1
0
1
0
1
x
x
x
x
x
x
x
x
x
x
WORD)
G5T3
(RAM
x
x
x
x
0
1
x
x
x
x
0
1
x
x
0
1
GPL_A5 and GPL_B5 do not change their
value.
GPL_A5 is driven low at the falling edge of
GCLK1.
GPL_A5 is driven high at the falling edge
of GCLK1.
GPL_A5 is driven low at the falling edge of
GCLK2 in the current UPM cycle.
GPL_A5 is driven high at the falling edge
of GCLK2 in the current UPM cycle.
GPL_A5 is driven low at the falling edge of
GCLK1 in the current UPM cycle.
GPL_A5 is driven high at the falling edge
of GCLK1 in the current UPM cycle.
GPL_B5 is driven low at the falling edge of
GCLK1.
GPL_B5 is driven high at the falling edge
of GCLK1.
GPL_A5 is driven low at the falling edge of
GCLK1.
GPL_A5 is driven high at the falling edge
of GCLK1.
GPL_B5 is driven low at the falling edge of
GCLK2 in the current UPM cycle.
GPL_B5 is driven high at the falling edge
of GCLK2 in the current UPM cycle.
GPL_B5 is driven low at the falling edge of
GCLK1 in the current UPM cycle.
GPL_B5 is driven high at the falling edge
of GCLK1 in the current UPM cycle.
GPL_A5 is driven low at the falling edge of
GCLK2 in the current UPM cycle.
GPL_A5 is driven high at the falling edge
of GCLK2 in the current UPM cycle.
GPL_A5 is driven low at the falling edge of
GCLK1 in the current UPM cycle.
GPL_A5 is driven high at the falling edge
of GCLK1 in the current UPM cycle.
AT THE CONTROLLING
GPL_x5 BEHAVIOR
CLOCK EDGE
Memory Controller
15-71