AN2503 Freescale Semiconductor / Motorola, AN2503 Datasheet - Page 21

• Manufacturer Part Number: AN2503
• Description: Slave LIN Driver for the MC68HC908QT/QY Family
• Manufacturer: Freescale Semiconductor / Motorola

MOTOROLA
Enable Quick
Functionality
1. For the complete LIN Specification, see
Commands
ROM Table
Used
NO_QUICK_COMMAND
QUICK_COMMAND
SMALLER_TABLE
Possible Values
FASTER_TABLE
Table 3. Modular Macros in lincfg.h (Continued)
Slave LIN Driver for the MC68HC908QT/QY Family
Freescale Semiconductor, Inc.
For More Information On This Product,
References and Recommended
Go to: www.freescale.com
Quick commands are enabled. A function named
After receiving a new frame, it is only written to its
A smaller ROM table is defined in ROM memory.
Useful when there are few IDs defined because
Do not use if there are too many IDs defined.
A complete ROM table is defined in ROM memory
Useful when there are too many IDs defined and a
QuickAction() is performed immediately after
receiving a new frame, which allows for
immediate action to be taken. If QuickAction() is
too big, the next frame can be lost.
buffer and user must handle it properly.
code is smaller, but it will increase overhead
because of a look-up table function.
with all IDs defined in a vector.
look-up table is not needed, and when overhead
must be reduced. However it will increase the
code substantially.
Description
Links.
Driver Configuration
+QuickAction()
non-dependan
(–14 used in 7
function uses
IDs example)
+3 bytes per
+128 bytes
Increment
40 bytes)
+4 bytes
function
extra ID
t of IDs.
(lookup
Size
+0
AN2503/D
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