E520.14 Datasheet, PDF (17/41 Pages) ELMOS Semiconductor AG – Provides four HS-CAN physical interfaces

Quad CAN transceiver
PRODUCTION DATA – FEB 4, 2014
Register Name
CFG
Address
x01
Configuration register
Description
Table 19: RegisterTable
Register CFG (x01)
MSB
Content
INH
WK
RISE
FALL
LP
-
Reset value
0
0
1
1
0
0
Access
R/W
R
R/W
R/W
R/W
R
Bit Description
INH :
1..INH is active in state SLEEP
0..INH is tristate in state SLEEP
WK : Status of pin WK
1..VWK > VWK,TH,LH
0..VWK < VWK,TH,HL
RISE :
1..A rising edge at WK leads to a wake up event.
0..A rising edge at WK does not lead to a wake up event.
FALL :
1..A falling edge at WK leads to a wake up event.
0..A falling edge at WK does not lead to a wake up event.
LP :
1..Lower current consumption in digital control, tbc.
0..Standard current consumption in digital control
STATE1 :
00..STANDBY
01..SLEEP
1-..ACTIVE
Table 20: Configuration register
E520.14
STATE1
0
R/W
LSB
STATE0
0
R/W
4.2 INHIBIT; pin INH
The pin INH can activate external voltage regulators. INH is high impedance in states SLEEP and OFF. It is
switched to VS in all other states.
Pin INH can be active via setting bit CFG.INH to H. E.g. if an external supply is needed in state SLEEP.
Elmos Semiconductor AG reserves the right to change the detail specifications as may be required to permit improvements in the design of its products.
Elmos Semiconductor AG
Data Sheet 17 / 41
QM-No.: 25DS2014E.02