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8 prescaler setting by bit timing register (btr), Prescaler setting by bit timing register (btr) – FUJITSU F2MCTM-16LX User Manual

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21.4.8

Prescaler Setting by Bit Timing Register (BTR)

The setting of bit timing register (BTR) corresponds to the bit time of prescaler in the
CAN specification and the CAN controller segment.

Prescaler Settings

The bit time segments defined in the CAN specification, and the CAN controller are shown in Figure

21.4-7 and Figure 21.4-8 respectively.

Figure 21.4-7 Bit Time Segment in CAN Specification

Figure 21.4-8 Bit Time Segment in CAN Controller

Nominal bit time

SYNC_SEG

PROP_SEG

PHASE_SEG1

PHASE_SEG2

Sample point

Nominal bit time

SYNC_SEG

TSEG1

TSEG2

Sample point