HD6417618 RENESAS [Renesas Technology Corp], HD6417618 Datasheet - Page 310

• Manufacturer Part Number: HD6417618
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 12 Ethernet Controller Direct Memory Access Controller (E-DMAC)
12.2.12 Receiving method Control Register (RMCR)
RMCR is a 32-bit readable/writable register that specifies the control method for the RR bit in
EDRRR when a frame is received. This register must be set during the receiving-halt state.
Rev. 6.00 Jun. 12, 2007 Page 278 of 610
REJ09B0131-0600
Bit
31 to 1
0
Bit Name

RNC
Initial
value
All 0
0
R/W
R
R/W
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
Receive Enable Control
0: When reception of one frame is completed, the E-
1: When reception of one frame is completed, the E-
DMAC writes the receive status into the descriptor
and clears the RR bit in EDRRR
DMAC writes the receive status into the descriptor,
reads the next descriptor, and prepares to receive
the next frame