參數(shù)資料
型號(hào): L4969
廠商: 意法半導(dǎo)體
英文描述: SYSTEM VOLTAGE REGULATOR WITH FAULT TOLERANT LOW SPEED CAN-TRANSCEIVER
中文描述: 系統(tǒng)電壓調(diào)節(jié)器容錯(cuò)低速的CAN收發(fā)器
文件頁數(shù): 27/35頁
文件大?。?/td> 337K
代理商: L4969
27/35
L4969
2.8
ADR7: CTSR CAN Transceiver Status Register
Figure 23.
Note, that this register is read only and only provides the unlatched information on current buserrors.
D11
D0
RES
RES
RES
GSH
EI_V
EII_IX
EIII
EIV
EVIII
EVII
EVI
EX
Reserved bits (‘RES’) are always read as ‘0’
CANH < -1V
at falling edge TX
TX permanent
dominant detected
(TXD = ‘0’, t > 1.3ms)
CANH permanent
dominant detected
(CANH > 1.8V, t > 1.3ms)
Short circuit CANH to CANL detected
(CANH - CANL > -3.25V, t > 1.3ms)
CANL short
circuit to VS
detected
(CANL > 7.2V,
t > 32us)
CANL permanent
dominant detected
(CANL < 3.1V,
t > 1.3ms)
CANH short
circuit to VS
detected
(CANH > 7.2V,
t > 32us)
Single wire
communication
detected
(edge count
difference > 3)
EI_V : CANH off
EII_IX : CANL off
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