Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1252 of 1852
Nov 30, 2020
RX23W Group 36. CAN Module (RSCAN)
36.2.59 Receive FIFO Interrupt Status Register (RFISTS)
The RFISTS register is set to 00h in global reset mode.
RFmIF Flag (Receive FIFO Buffer m Interrupt Request Status Flag)
The RFmIF flag becomes 1 when the RFSTSm.RFIF flag becomes 1 (a receive FIFO interrupt request is present). When
the RFSTSm.RFIF flag is set to 0, the RFmIF flag becomes 0.
36.2.60 Transmit/Receive FIFO Receive Interrupt Status Register (CFISTS)
The CFISTS register is set to 00h in global reset mode.
CF0IF Flag (RSCAN0 Transmit/Receive FIFO Buffer 0 Receive Interrupt Request Status Flag)
The CF0IF flag becomes 1 when the CFSTS0.CFRXIF flag becomes 1 (a transmit/receive FIFO receive interrupt request
is present). When the CFSTS0.CFRXIF flag is set to 0, the CF0IF flag becomes 0.
Address(es): RSCAN.RFISTS 000A 8362h
b7 b6 b5 b4 b3 b2 b1 b0
——————RF1IFRF0IF
Value after reset:
00000000
Bit Symbol Bit Name Description R/W
b0 RF0IF Receive FIFO Buffer 0 Interrupt
Request Status Flag
0: No receive FIFO buffer m interrupt request is present
(m = 0, 1).
1: A receive FIFO buffer m interrupt request is present.
R
b1 RF1IF Receive FIFO Buffer 1 Interrupt
Request Status Flag
R
b7 to b2 Reserved These bits are read as 0. R
Address(es): RSCAN.CFISTS 000A 8363h
b7 b6 b5 b4 b3 b2 b1 b0
———————CF0IF
Value after reset:
00000000
Bit Symbol Bit Name Description R/W
b0 CF0IF RSCAN0 Transmit/Receive FIFO
Buffer 0 Receive Interrupt
Request Status Flag
0: No RSCAN0 transmit/receive FIFO buffer 0 receive
interrupt request is present.
1: An RSCAN0 transmit/receive FIFO buffer 0 receive
interrupt request is present.
R
b7 to b1 Reserved These bits are read as 0. R