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486
CHAPTER 21 CAN CONTROLLER
21.4.26 Data Register x (x = 0 to 15) (DTRx)
This register is the data register for message buffer (x).
This register is used only in transmitting and receiving a data frame but not in
transmitting and receiving a remote frame.
■ Register Configuration
Figure 21.4-26 Configuration of the Data Registers (DTRx)
Address bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 DTRx1(Byte0)
CAN1: 007C80
H
+ 8 × xD7D6D5D4D3D2D1D0Reset value
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
Address bit15 bit14 bit13 bit12 bit11 bit10 bit9 bit8 DTRx1(Byte1)
CAN1: 007C81
H
+ 8 × xD7D6D5D4D3D2D1D0Reset value
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
Address bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 DTRx1(Byte2)
CAN1: 007C82
H
+ 8 × xD7D6D5D4D3D2D1D0Reset value
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
Address bit15 bit14 bit13 bit12 bit11 bit10 bit9 bit8 DTRx1(Byte3)
CAN1: 007C83
H
+ 8 × xD7D6D5D4D3D2D1D0Reset value
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
Address bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 DTRx1(Byte4)
CAN1: 007C84
H
+ 8 × xD7D6D5D4D3D2D1D0Reset value
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
Address bit15 bit14 bit13 bit12 bit11 bit10 bit9 bit8 DTRx1(Byte5)
CAN1: 007C85
H
+ 8 × xD7D6D5D4D3D2D1D0Reset value
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
Address bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0 DTRx1(Byte6)
CAN1: 007C86
H
+ 8 × xD7D6D5D4D3D2D1D0Reset value
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
Address bit15 bit14 bit13 bit12 bit11 bit10 bit9 bit8 DTRx1(Byte7)
CAN1: 007C87
H
+ 8 × xD7D6D5D4D3D2D1D0Reset value
XXXXXXXX
B
R/W R/W R/W R/W R/W R/W R/W R/W
x = 0, ..., 15
R/W : Read/Write
X : Undefined
− : Unused