r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 957

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

16.3.18 Data Status Register 0 (DASTS0)
DASTS0 indicates whether the transmit FIFO buffers contain valid data. A bit is set when data is
written to the corresponding FIFO buffer and the packet enable state is set, and cleared when all
data has been transmitted to the host.
Bit
7
6
5
4
3
2
1
0
Bit Name







EP0i DE
Initial
Value
0
0
0
0
0
0
0
0
R/W







R
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
EP0i Data Present
This bit is set when the endpoint 0i FIFO buffer
contains valid data.
Rev. 1.00 Sep. 19, 2008 Page 927 of 1342
Section 16 USB Function Module (USB)
REJ09B0467-0100