Fujitsu FR81S User Manual
CHAPTER 40: MULTI-FUNCTION SERIAL INTERFACE
7. Operation of LIN Interface (v2.1)
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : MULTI-FUNCTION SERIAL INTERFACE
FUJITSU SEMICONDUCTOR CONFIDENTIAL
253
7.1.7. Sync Field Detection Interrupts and Flag Setting
Timing
Sync Field detection interrupt occurs when the detection of Sync Field is completed.
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When the auto baud rate adjustment is enabled (SACSR:AUTE="1") and the fifth falling of LIN bus on
Sync Field is detected, the Sync Field detection flag (SACSR:SFD) is set to "1".
If the Sync Field interrupt is enabled (SACSR:SFDE="1") at this time, a status interrupt occurs.
Figure 7-7 Sync Field Detection Interrupt Timing
MB91520 Series
MN705-00010-1v0-E
1566