AT7908E
Application Notes
Registers Value After
Reset
In the next table are reported the registers value after reset of the AT7908E device:
Address
Hex
Register Name
SETUP_0
Reset Value ( bit7… bit0)
BPR1
BPR0
GensyncTx
GensyncRx
Errint
Overint
Rxint
Txint
00
01
02
03
04
05
06
0
0
0
0
0
0
0
0
Disabled
1
TXRM
TXEM
TMRMR
TXDLC3
TXDLC1
TXDLC1
TXDLC0
SETUP_1
SETUP_2
SETUP_3
SETUP_RX
STATUS
0
0
0
0
0
0
0
PS2_3
PS2_2
PS2_1
PS2_0
PS1_3
PS1_2
PS1_1
PS1_0
0
1
0
1
1
0
0
1
RxClr
Reset
IntClr
AbortTx
Txreq
RSJ2
RSJ1
RSJ0
0
0
0
0
0
0
1
0
Reserved
X
Reserved
Reserved
Reserved
Reserved
Rxclr3
Rxclr2
Rxclr1
X
X
X
X
0
0
0
SyncTx
0
SyncRx
Rxbuf1
Rxbuf0
TxOK
TxActive
ErrPass
BusOff
0
0
0
0
0
0
0
reserved
0
Rxovr3
0
Rxovr2
0
Rxovr1
0
Reserved
0
RXOK3
0
RXOK2
0
RXOK1
0
STATUS_RX
07
08
09
0A
0B
0C
10
11
12
13
14
15
16
17
18
19
1A
1B
20
21
22
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
00000000
FILTER_AM_0
FILTER_AM_1
ERR_COUNT_TX
ERR_COUNT_RX
TRIG_MATCH_0
TRIG_MATCH_1
TX_ARB_0
TX_ARB_1
TX_ARB_2
TX_ARB_3
TX_MESSAGE_0
TX_MESSAGE_1
TX_MESSAGE_2
TX_MESSAGE_3
TX_MESSAGE_4
TX_MESSAGE_5
TX_MESSAGE_6
TX_MESSAGE_7
RX1_ARB_0
RX1_ARB_1
RX1_ARB_2
25
4268D–AERO–11/09