參數(shù)資料
型號(hào): MCP2515T-I/ST
廠商: Microchip Technology
文件頁(yè)數(shù): 20/88頁(yè)
文件大小: 0K
描述: IC CAN CONTROLLER W/SPI 20TSSOP
標(biāo)準(zhǔn)包裝: 2,500
控制器類型: CAN 接口
接口: SPI 串行
電源電壓: 2.7 V ~ 5.5 V
電流 - 電源: 10mA
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 20-TSSOP
包裝: 帶卷 (TR)
配用: MCP2515DM-BM-ND - BOARD DEMO FOR MCP2515/51
MCP2515DM-PTPLS-ND - BOARD DAUGHTER PICTAIL MCP2515
MCP2515DM-PCTL-ND - BOARD DEMO FOR MCP2515
DV251001-ND - KIT DEVELOPMENT CAN MCP2510
2010 Microchip Technology Inc.
DS21801F-page 27
MCP2515
REGISTER 4-1:
RXB0CTRL – RECEIVE BUFFER 0 CONTROL
(ADDRESS: 60h)
U-0
R/W-0
U-0
R-0
R/W-0
R-0
RXM1
RXM0
RXRTR
BUKT
BUKT1
FILHIT0
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
Unimplemented: Read as ‘0’
bit 6-5
RXM: Receive Buffer Operating Mode bits
11
= Turn mask/filters off; receive any message
10
= Receive only valid messages with extended identifiers that meet filter criteria
01
= Receive only valid messages with standard identifiers that meet filter criteria
00
= Receive all valid messages using either standard or extended identifiers that meet filter criteria
bit 4
Unimplemented: Read as ‘0’
bit 3
RXRTR: Received Remote Transfer Request bit
1
= Remote Transfer Request Received
0
= No Remote Transfer Request Received
bit 2
BUKT: Rollover Enable bit
1
= RXB0 message will rollover and be written to RXB1 if RXB0 is full
0
= Rollover disabled
bit 1
BUKT1: Read-only Copy of BUKT bit (used internally by the MCP2515)
bit 0
FILHIT: Filter Hit bit - indicates which acceptance filter enabled reception of message
1
= Acceptance Filter 1 (RXF1)
0
= Acceptance Filter 0 (RXF0)
Note:
If a rollover from RXB0 to RXB1 occurs, the FILHIT bit will reflect the filter that accepted
the message that rolled over.
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