参数资料
型号: MCP2510-I/ST
厂商: Microchip Technology
文件页数: 45/80页
文件大小: 0K
描述: IC CAN CONTROLLER W/SPI 20TSSOP
标准包装: 74
控制器类型: CAN 接口
接口: SPI
电源电压: 3 V ~ 5.5 V
电流 - 电源: 10mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
产品目录页面: 685 (CN2011-ZH PDF)
配用: DV251001-ND - KIT DEVELOPMENT CAN MCP2510
2007 Microchip Technology Inc.
DS21291F-page 5
MCP2510
1.2
Transmit/Receive Buffers
The MCP2510 has three transmit and two receive buffers, two acceptance masks (one for each receive buffer), and a
total of six acceptance filters. Figure 1-3 is a block diagram of these buffers and their connection to the protocol engine.
FIGURE 1-3:
CAN BUFFERS AND PROTOCOL ENGINE BLOCK DIAGRAM
Acceptance Filter
RXF2
R
X
B
1
Identifier
Data Field
Identifier
Acceptance Mask
RXM1
Acceptance Filter
RXF3
Acceptance Filter
RXF4
Acceptance Filter
RXF5
M
A
B
Acceptance Filter
RXF0
Acceptance Filter
RXF1
R
X
B
0
TX
R
E
Q
TXB2
ABT
F
ML
O
A
TX
ERR
ME
SS
AGE
Message
Queue
Control
Transmit Byte Sequencer
TX
R
E
Q
TXB0
ABT
F
ML
O
A
TX
ERR
ME
SS
AGE
CRC<14:0>
Comparator
Receive<7:0>
Transmit<7:0>
Receive
Error
Transmit
Error
Protocol
REC
TEC
ErrPas
BusOff
Finite
State
Machine
Counter
Shift<14:0>
{Transmit<5:0>, Receive<8:0>}
Transmit
Logic
Bit
Timing
Logic
TX
RX
Configuration
Registers
Clock
Generator
PROTOCOL
ENGINE
BUFFERS
TX
R
E
Q
TXB1
ABT
F
ML
O
A
TX
ERR
ME
SS
AGE
Acceptance Mask
RXM0
A
c
e
p
t
A
c
e
p
t
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