SH7763 Datasheet, PDF (1606/2026 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 36 USB Function Controller (USBF)
36.3.31 DMA Transfer Setting Register (DMA)
DMA is set when the dual address transfer is used to the data register for endpoints 1 and 2 to
which transfer is possible by DMA. The USB_PWREN/USBF_UPLUP pin level can be controlled
by the bit 2.
Bit: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
————————————————
Initial value: — — — — — — — — — — — — — — — —
R/W: R R R R R R R R R R R R R R R R
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
—
—
—
—
—
—
—
—
—
—
—
—
—
PULLUP EP2 EP1
E DMAE DMAC
Initial value: — — — — — — — — 0
0
0
0
0
0
0
0
R/W: R R R R R R R R R R R R R R/W R/W R/W
Bit Bit Name
31 to 8 
7 to 3 
2
PULLUP E
1
EP2 DMAE
0
EP1 DMAE
Initial Value R/W Description
Undefined R Reserved
These bits are always read as undefined value.
Write value should always be 0.
All 0
R Reserved
These bits are always read as 0. The write value
should always be 0.
0
R/W Pull-up Enable
Controls connection notification to USB host/hub.
0: USB_PWREN/USBF_UPLUP pin goes high
1: USB_PWREN/USBF_UPLUP pin goes low
0
R/W EP2DMA Enable
Enables DMA transfer for EP2.
0
R/W EP1DMAE Enable
Enables DMA transfer for EP1.
Rev. 1.00 Oct. 01, 2007 Page 1540 of 1956
REJ09B0256-0100