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| 型号： | MCP2510T-I/ST |
| 厂商： | Microchip Technology |
| 文件页数： | 38/80页 |
| 文件大小： | 0K |
| 描述： | IC CAN CONTROLLER W/SPI 20-TSSOP |
| 标准包装： | 2,500 |
| 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： | 带卷 (TR) |
| 配用： | DV251001-ND - KIT DEVELOPMENT CAN MCP2510 |
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2007 Microchip Technology Inc.
DS21291F-page 43
MCP2510
REGISTER 6-3:
EFLG - ERROR FLAG REGISTER (ADDRESS: 2Dh)
R/W-0
R-0
RX1OVR
RX0OVR
TXBO
TXEP
RXEP
TXWAR
RXWAR
EWARN
bit 7
bit 0
bit 7
RX1OVR: Receive Buffer 1 Overflow Flag
- Set when a valid message is received for RXB1 and CANINTF.RX1IF = 1
- Must be reset by MCU
bit 6
RX0OVR: Receive Buffer 0 Overflow Flag
- Set when a valid message is received for RXB0 and CANINTF.RX0IF = 1
- Must be reset by MCU
bit 5
TXBO: Bus-Off Error Flag
- Bit set when TEC reaches 255
- Reset after a successful bus recovery sequence
bit 4
TXEP: Transmit Error-Passive Flag
- Set when TEC is equal to or greater than 128
- Reset when TEC is less than 128
bit 3
RXEP: Receive Error-Passive Flag
- Set when REC is equal to or greater than 128
- Reset when REC is less than 128
bit 2
TXWAR: Transmit Error Warning Flag
- Set when TEC is equal to or greater than 96
- Reset when TEC is less than 96
bit 1
RXWAR: Receive Error Warning Flag
- Set when REC is equal to or greater than 96
- Reset when REC is less than 96
bit 0
EWARN: Error Warning Flag
- Set when TEC or REC is equal to or greater than 96 (TXWAR or RXWAR = 1)
-
Reset when both REC and TEC are less than 96
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
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