參數(shù)資料
型號(hào): MCP2515-I/ST
元件分類: 微控制器/微處理器
英文描述: 1 CHANNEL(S), 1M bps, SERIAL COMM CONTROLLER, PDSO20
封裝: 4.40 MM, LEAD FREE, PLASTIC, TSSOP-20
文件頁(yè)數(shù): 41/88頁(yè)
文件大?。?/td> 1205K
代理商: MCP2515-I/ST
MCP2515
DS21801F-page 46
2010 Microchip Technology Inc.
FIGURE 6-1:
ERROR MODES STATE DIAGRAM
Bus-Off
Error-Active
Error-Passive
REC < 127 or
TEC < 127
REC > 127 or
TEC > 127
TEC > 255
RESET
128 occurrences of
11 consecutive
“recessive” bits
REGISTER 6-1:
TEC – TRANSMIT ERROR COUNTER
(ADDRESS: 1Ch)
R-0
TEC7
TEC6
TEC5
TEC4
TEC3
TEC2
TEC1
TEC0
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-0
TEC: Transmit Error Count bits <7:0>
REGISTER 6-2:
REC – RECEIVER ERROR COUNTER
(ADDRESS: 1Dh)
R-0
REC7
REC6
REC5
REC4
REC3
REC2
REC1
REC0
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-0
REC: Receive Error Count bits <7:0>
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