SH7205 Datasheet, PDF (1011/1904 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7200 Series

Section 20 Controller Area Network (RCAN-TL1)
Bit 15 to 0 — Notifies that the requested transmission of the corresponding Mailbox has been
finished successfully. The bit 15 to 0 corresponds to Mailbox-31 to 16 respectively.
Bit[15:0]:TXACK1 Description
0
[Clearing Condition] Writing ‘1’ (Initial value)
1
Corresponding Mailbox has successfully transmitted message (Data or
Remote Frame)
[Setting Condition]
Completion of message transmission for corresponding mailbox
• TXACK0
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
TXACK0[15:1]
-
Initial value: 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W: R/W* R/W* R/W* R/W* R/W* R/W* R/W* R/W* R/W* R/W* R/W* R/W* R/W* R/W* R/W* -
Note: * Only when writing a ‘1’ to clear.
Bit 15 to 1 — Notifies that the requested transmission of the corresponding Mailbox has been
finished successfully. The bit 15 to 1 corresponds to Mailbox-15 to 1 respectively.
Bit[15:1]:TXACK0 Description
0
[Clearing Condition] Writing ‘1’ (Initial value)
1
Corresponding Mailbox has successfully transmitted message (Data or
Remote Frame)
[Setting Condition]
Completion of message transmission for corresponding mailbox
Bit 0 — This bit is always ‘0’ as this is a receive-only mailbox. Writing a ‘1’ to this bit position
has no effect and always read back as a ‘0’.
Rev. 1.00 Mar. 25, 2008 Page 979 of 1868
REJ09B0372-0100