DF2211NP24V Renesas Technology / Hitachi Semiconductor, DF2211NP24V Datasheet - Page 542

• Manufacturer Part Number: DF2211NP24V
• Description: H8S/2200 Series, 2212 Group, USB, RTC, HSS TNP-64B; Vcc= 2.7 to 3.6 volts, Temp= -20 to 75 C; Package: PVQN0064LB-A
• Manufacturer: Renesas Technology / Hitachi Semiconductor

14.3.26 USB Configuration Value Register (UCVR)
UCVR stores the Configuration value when the Set_Configuration command is received from the
host.
Rev.7.00 Dec. 24, 2008 Page 488 of 698
REJ09B0074-0700
Bit
7 to 3 —
2
1
0
Bit
7, 6
5
4 to 0 —
Bit Name
EP1DE
EP3DE
EP0iDE
Bit Name
—
CNFV0
Initial Value R/W
All 0
0
0
0
Initial Value R/W
All 0
0
All 0
R
R
R
R
R
R
R
Description
Reserved
These bits are always read as 0 and cannot be
modified.
EP1 Data Enable
0: Indicates that the EP1 contains no valid data.
1: Indicates that the EP1 contains valid data.
EP1DE corresponds to the negative-electrode
signal for EP1ALLEMPTYs in UIFR1.
EP3 Data Enable
0: Indicates that the EP3 contains no valid data.
1: Indicates that the EP3 contains valid data.
EP0i Data Enable
0: Indicates that the EP0i contains no valid data.
1: Indicates that the EP0i contains valid data.
Description
Reserved
These bits are always read as 0 and cannot be
modified.
Configuration Value 0
Stores the Configuration value when the
Set_Configuration command is received. CNFV0 is
modified when the SETC bit in UIFR3 is set to 1.
Reserved
These bits are always read as 0 and cannot be
modified.