Datasheet

Section 23 Hardware LIN
REJ09B0465-0300 Rev. 3.00 Page 801 of 982
Sep 17, 2010
H8S/20103, H8S/20203, H8S/20223, H8S/20115, H8S/20215, H8S/20235 Group
Bit Symbol Bit Name Description R/W
4 LSTART Sync Break
detection start
0: Don't care.
1: Enables timer RA input and disables RXD input.
R/W
3 RXDSF RXD input
status flag
0: Indicates that RXD input has been enabled.
1: Indicates that RXD input has been disabled.
R
2 BCIE Bus conflict
detection
interrupt enable
0: Disables a bus conflict detection interrupt.
1: Enables a bus conflict detection interrupt.
R/W
1 SBIE Sync Break
detection
interrupt enable
0: Disables a Sync Break detection interrupt.
1: Enables a Sync Break detection interrupt.
R/W
0 SFIE Sync Field
measurement
end interrupt
enable
0: Disables a Sync Field measurement end
interrupt.
1: Enables a Sync Field measurement end interrupt.
R/W
Notes: 1. Immediately after setting this bit to 1, inputs to timer RA and SCI3_1 are prohibited.
2. Before switching the LIN operating modes, temporarily disable the LIN (LINE = 0).
3. After setting LSTART and then checking that the RXDSF flag is 1, start inputting Sync
Break.