Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1287 of 1852
Nov 30, 2020
RX23W Group 36. CAN Module (RSCAN)
Note 1. For details on the interrupt request flags and interrupt enable bits, refer to section 15, Interrupt Controller (ICUb).
Figure 36.13 CAN Global Interrupt Block Diagram
Table 36.11 List of CAN Interrupt Sources
Item Interrupt Source
Corresponding Interrupt Request
Flag*
1
Corresponding Interrupt Enable Bit
*
1
Global
interrupts
Global receive
FIFO
Receive FIFO 0 RFSTS0.RFIF RFCC0.RFIE
Receive FIFO 1 RFSTS1.RFIF RFCC1.RFIE
Global error GERFLL.DEF GCTRL.DEIE
GERFLL.MES GCTRL.MEIE
GERFLL.THLES GCTRL.THLEIE
Channel
interrupts
Channel
transmit
Transmit complete TMSTSp.TMTRF[1:0] TMIEC.TMIEp
Transmit abort TMSTSp.TMTRF[1:0] CTRH.TAIE
Transmit/receive
FIFO transmit
CFSTS0.CFTXIF CFCCL0.CFTXIE
Transmit history THLSTS0.THLIF THLCC0.THLIE
Transmit/receive FIFO receive CFSTS0.CFRXIF CFCCL0.CFRXIE
Channel error ERFLL.BEF CTRL.BEIE
ERFLL.ALF CTRL.ALIE
ERFLL.BLF CTRL.BLIE
ERFLL.OVLF CTRL.OLIE
ERFLL.BORF CTRL.BORIE
ERFLL.BOEF CTRL.BOEIE
ERFLL.EPF CTRL.EPIE
ERFLL.EWF CTRL.EWIE
Wakeup None None
RFSTS0.RFIF
RFCC0.RFIE
CFSTS0.CFMLT
RFSTSm.RFMLT
THLSTS0.THLELT
GCTRL.MEIE
RFSTS1.RFIF
RFCC1.RFIE
GERFLL.DEF
GCTRL.DEIE
GERFLL.MES
GCTRL.THLEIE
GERFLL.THLES
Global receive FIFO interrupt request
Global error interrupt request