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17 reception complete register (rcr), Register function – FUJITSU F2MCTM-16LX User Manual

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21.4.17

Reception Complete Register (RCR)

At completion of storing received message in the message buffer (x), RCx becomes 1.
If RIEx of the reception complete interrupt enable register (RIER) is 1, an interrupt
occurs.

Register Configuration

Figure 21.4-17 Configuration of the Reception Complete Register (RCR)

Register Function

Conditions for RCx = 0

Write 0 to RCx.

After completion of handling received message, write 0 to RCx to set it to 0. Writing 1 to RCx is ignored.

1 is read when a Read Modify Write instruction is performed.

Note:

If setting to 1 by completion of the receive operation and clearing to 0 by writing occur at the same

time, the bit is set to 1.

Address

bit15

bit14

bit13

bit12

bit11

bit10

bit9

bit8

RCR1(Upper)

CAN1:

000089

H

RC15

RC14

RC13

RC12

RC11

RC10

RC9

RC8

Reset value
0 0 0 0 0 0 0 0

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

RCR1(Lower)

CAN1:

000088

H

RC7

RC6

RC5

RC4

RC3

RC2

RC1

RC0

Reset value
0 0 0 0 0 0 0 0

B

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W : Read/Write