MC68EC030CFE25C Freescale Semiconductor, MC68EC030CFE25C Datasheet - Page 84
![no-image](/images/manufacturer_photos/0/2/262/freescale_semiconductor_sml.jpg)
MC68EC030CFE25C
Manufacturer Part Number
MC68EC030CFE25C
Description
IC MPU 32BIT ENH 25MHZ 132-CQFP
Manufacturer
Freescale Semiconductor
Specifications of MC68EC030CFE25C
Processor Type
M680x0 32-Bit
Speed
25MHz
Voltage
5V
Mounting Type
Surface Mount
Package / Case
132-CQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68EC030CFE25C
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
- Current page: 84 of 599
- Download datasheet (23Mb)
2.8.3 Queues
M O T O R O L A
The user can implement queues with the address register indirect with post-
To implement growth of the queue from low to high memory, use:
the unchanged
from high to low memory or from low to high memory. Two registers are
One register, An, contains the
After a "put" operation, the " p u t " address register points to the next available
space in the queue, and the unchanged "get" address register points to the
address register points to the next item to be removed from the queue, and
the queue. This is illustrated as:
increment or predecrement addressing modes. Using a pair of address reg-
isters (two of A0-A6), the user can implement a queue which is filled either
used because queues are pushed from one end and pulled from the other.
next item to be removed from the queue. After a "get" operation, the "get"
In this case, after either a push or pull operation, register An points to the
next available space on the stack. This is illustrated as:
(An)+ to put data into the queue,
(Am)+ to get data from the queue.
GET (Am)+ ~
PUT (An)+ ~
"put"
An - -
address register points to the next available space in
M C 6 8 0 3 0
"put"
U S E R ' S M A N U A L
50"~0M 0F STACK
LAST GET (FREE)
"~0P OE STACK
~:GH MEMORY
LOW MEMORY
HIGH MEMORY
LS' , ' / MEMORY
NEXT GET
LAST PUT
,FREE)
(FREE)
pointer; the other, Am, the "get" pointer.
2 - 3 9
Related parts for MC68EC030CFE25C
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![mc68ec030](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Second-generation 32-bit Enhanced Embedded Controller
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC14560BCP](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC12034AP](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MPIC2112P](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC14520BCP](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC12026AP](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC145152P2](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC68HC11A0P](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MCM6726DWJ10](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC44355](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC13282AP](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC14519BCP](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC14495P1](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![SN74LS796N](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
![MC142100CP](/images/manufacturer_photos/0/2/263/freescale_semiconductor__inc_tmb.jpg)
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet: