Atmel SAM4L-EK Atmel ATSAM4L-EK ATSAM4L-EK データシート
製品コード
ATSAM4L-EK
644
42023E–SAM–07/2013
ATSAM4L8/L4/L2
24.7.16
LIN Mode Register
Name:
LINMR
Access Type:
Read-write
Offset:
0x54
Reset Value:
0x00000000
• SYNCDIS: Synchronization Disable
0: LIN slave synchronization is enabled.
1: LIN slave synchronization is disabled.
• PDCM: Peripheral DMA Controller Mode
0: The LIN mode register is not written by the Peripheral DMA Controller.
1: The LIN mode register, except for this bit, is written by the Peripheral DMA Controller.
• DLC: Data Length Control
0 - 255: If DLM=0 this field defines the response data length to DLC+1 bytes.
• WKUPTYP: Wakeup Signal Type
0: Writing a one to CR.LINWKUP will send a LIN 2.0 wakeup signal.
1: Writing a one to CR.LINWKUP will send a LIN 1.3 wakeup signal.
• FSDIS: Frame Slot Mode Disable
0: The Frame Slot mode is enabled.
1: The Frame Slot mode is disabled.
• DLM: Data Length Mode
0: The response data length is defined by DLC.
1: The response data length is defined by bits 4 and 5 of the Identifier (LINIR.IDCHR).
• CHKTYP: Checksum Type
0: LIN 2.0 “Enhanced” checksum
1: LIN 1.3 “Classic” checksum
• CHKDIS: Checksum Disable
0: Checksum is automatically computed and sent when master, and checked when slave.
1: Checksum is not computed and sent, nor checked.
• PARDIS: Parity Disable
0: Identifier parity is automatically computed and sent when master, and checked when slave.
1: Identifier parity is not computed and sent, nor checked.
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
–
–
–
–
–
–
SYNCDIS
PDCM
15
14
13
12
11
10
9
8
DLC
7
6
5
4
3
2
1
0
WKUPTYP
FSDIS
DLM
CHKTYP
CHKDIS
PARDIS
NACT