Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1305 of 1852
Nov 30, 2020
RX23W Group 36. CAN Module (RSCAN)
36.11.3 Transmit History Buffer Reading Procedure
Transmit history data can be read from the THLACC0 register. The next data can be accessed by writing FFh to the
corresponding THLPCTR0 register after reading a set of data.
Figure 36.32 shows the transmit history buffer reading
procedure.
Figure 36.32 Transmit History Buffer Reading Procedure
Yes
No
Start
End
Is transmit history buffer empty?
(Is the THLSTS0.THLEMP flag 1?)
Read transmit history data form
the THLACC0 register.
Set the THLPCTR0 register to FFh.
Read data when the
GRWCR.RPAGE bit is 1.