Renesas RH850 Series Application Note

RH850 Series CAN Transmit Procedure (CAN FD Mode)
R01AN6029EJ0100 Rev.1.0 Page
32
of 42
May 10, 2017
Figure 5-1 shows the operation of the transmit history buffer.
Figure 5-1 Operation of Transmit History Buffer
Transmit buffer 0
Transmit buffer 1
Transmit buffer 3
Msg1
Msg2
Msg6
Msg1/LBL1
Msg2/LBL2
Msg6/LBL6
CAN Bus
Msg1
Msg2
Msg6
【Note】Transmit buffer number priority transmission
Transmit history buffer 0
Transmit history buffer 1
Transmit history buffer 5
Transmit buffer 0/LBL1
Transmit buffer 1/LBL2
Transmit buffer 3/LBL6
Transmit history interrupt source activated
：The transmit history interrupt source is "when 6 data are stored in the transmit history buffer"
When (the THLIM bit of the THLCCm register is “0”)
：Transmit history interrupt source is "when transmit history data storage is completed"
When (the THLIM bit of the THLCCm register is “1”)
Transmit history buffer 7
Transmit data

Renesas RH850 Series Specifications

General

Core	RH850
Operating Voltage	2.7V to 5.5V
Package Options	LQFP, BGA
Communication Interfaces	CAN, LIN, FlexRay, Ethernet, SPI, I2C, UART
Target Applications	Automotive, Industrial
Timers	Multiple timers
ADC	12-bit, 10-bit
Security Features	Hardware Security Module (HSM)
Safety Features	Memory Protection