AN2503 Freescale Semiconductor / Motorola, AN2503 Datasheet - Page 20

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

AN2503/D
20
Functionality
1. For a link to the complete LIN specification, see
Multi Sample
Sleep Mode
Functionality
Parity Error
Checking
Checking
Bit Error
on RX
NO_CHECK_BIT_ERROR
ENABLE_SLEEP_1_0
ENABLE_SLEEP_1_2
NO_PARITY_ERROR
NO_MULTI_SAMPLE
CHECK_BIT_ERROR
DISABLE_SLEEP
Possible Values
PARITY_ERROR
MULTI_SAMPLE
Possible Values
Slave LIN Driver for the MC68HC908QT/QY Family
Freescale Semiconductor, Inc.
For More Information On This Product,
Table 3. Modular Macros in lincfg.h
Table 2. Modules (Continued)
Go to: www.freescale.com
Parity error (defined in LIN specification)
Useful for LIN specification compliance.
Parity error not checked.
Useful when checksum is sufficient to check data
Multi sample is enabled. Four samples are
Useful when noise may be an issue.
Not recommended because of the overhead, and
Single sample. Only one sample is taken from Rx.
Useful most of the time and can be enough for
Sleep mode is disabled. Used when there is no
Sleep mode (LIN versions earlier than V1.2) is
Sleep mode (LIN V1.2) is enabled. ID is 0x3C and
References and Recommended
checked.
integrity or if the master can handle a possible
error.
performed when reading data from Rx.
it can cause the LIN driver to fail if the oscillator
is too slow and the baud rate is high.
most applications. LIN specification does not
state how data must be sampled.
need to enter low power-consumption mode.
enabled. ID is 0x00.
first data is 0x00.
Bit error (defined in LIN specification)
Useful for LIN specification compliance.
Bit error is not checked. The Tx pin will transmit
Useful when this error is not important or when
checked.
regardless of what it reads.
the master can handle it properly.
Description
Description
Links.
(1)
(1)
is
is
Increment
–95 bytes
–46 bytes
MOTOROLA
+34 byes
+0 bytes
–2 bytes
Increment
–60 bytes
Size
+0
+0
Size
+0