MCP2510-I/ST Microchip Technology, MCP2510-I/ST Datasheet - Page 43

• Manufacturer Part Number: MCP2510-I/ST
• Description: IC CAN CONTROLLER W/SPI 20TSSOP
• Manufacturer: Microchip Technology

Specifications of MCP2510-I/ST

• Package / Case: 20-TSSOP
• Controller Type: CAN Interface
• Interface: SPI
• Voltage - Supply: 3 V ~ 5.5 V
• Current - Supply: 10mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Product: Controller Area Network (CAN)
• Number Of Transceivers: 1
• Data Rate: 5 Mbps
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Supply Current (max): 10 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DV251001 - KIT DEVELOPMENT CAN MCP2510
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

REGISTER 6-3:
© 2007 Microchip Technology Inc.
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
EFLG - ERROR FLAG REGISTER (ADDRESS: 2Dh)
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
RX0OVR: Receive Buffer 0 Overflow Flag
- Set when a valid message is received for RXB0 and CANINTF.RX0IF = 1
- Must be reset by MCU
TXBO: Bus-Off Error Flag
- Bit set when TEC reaches 255
- Reset after a successful bus recovery sequence
TXEP: Transmit Error-Passive Flag
- Set when TEC is equal to or greater than 128
- Reset when TEC is less than 128
RXEP: Receive Error-Passive Flag
- Set when REC is equal to or greater than 128
- Reset when REC is less than 128
TXWAR: Transmit Error Warning Flag
- Set when TEC is equal to or greater than 96
- Reset when TEC is less than 96
RXWAR: Receive Error Warning Flag
- Set when REC is equal to or greater than 96
- Reset when REC is less than 96
EWARN: Error Warning Flag
- Set when TEC or REC is equal to or greater than 96 (TXWAR or RXWAR = 1)
-
Legend:
R = Readable bit
-n = Value at POR
RX1OVR
Reset when both REC and TEC are less than 96
R/W-0
RX0OVR
R/W-0
TXBO
R-0
W = Writable bit
’1’ = Bit is set
TXEP
R-0
RXEP
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared
R-0
TXWAR
R-0
MCP2510
x = Bit is unknown
RXWAR
R-0
DS21291F-page 43
EWARN
R-0
bit 0