UPD70F3771GF-GAT-AX Renesas Electronics America, UPD70F3771GF-GAT-AX Datasheet - Page 1022

• Manufacturer Part Number: UPD70F3771GF-GAT-AX
• Description: MCU 32BIT V850ES/JX3-H 128-LQFP
• Manufacturer: Renesas Electronics America
• Series: V850ES/Jx3-Hr

Specifications of UPD70F3771GF-GAT-AX

• Core Processor: RISC
• Core Size: 32-Bit
• Speed: 48MHz
• Connectivity: CAN, CSI, EBI/EMI, I²C, UART/USART, USB
• Peripherals: DMA, LVD, PWM, WDT
• Number Of I /o: 96
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 40K x 8
• Voltage - Supply (vcc/vdd): 2.85 V ~ 3.6 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

V850ES/JG3-H, V850ES/JH3-H
R01UH0042EJ0400 Rev.4.00
Sep 30, 2010
Figure 20-41 shows the processing for a transmit message buffer (C0MCONFm.MT2 to C0MCONFm.MT0 bits = 000B).
Cautions 1. The TRQ bit should be set after the RDY bit is set.
2. The RDY bit and TRQ bit should not be set at the same time.
Set C0MDATAxm,
C0MDLCm registers.
Clear RTR bit of
C0MCONFm register.
Set C0MIDLm and
C0MIDHm registers.
Data frame
Figure 20-41. Message Transmit Processing
Clear RDY bit = 1
Clear RDY bit = 0
Clear TRQ bit = 0
Set RDY bit = 0
Set RDY bit = 1
Clear RDY bit.
remote frame?
Set TRQ bit = 1
TRQ bit = 0?
RDY bit = 0?
Set RDY bit.
Data frame
Set TRQ bit.
START
END
or
Yes
Yes
No
No
Remote frame
Set RTR bit of C0MDLCm
register and C0MCONFm
register.
Set C0MIDLm and
C0MIDHm registers.
CHAPTER 20 CAN CONTROLLER
Page 1022 of 1509