W90N740CDG Nuvoton Technology Corporation of America, W90N740CDG Datasheet - Page 128

• Manufacturer Part Number: W90N740CDG
• Description: IC MCU ARM7 TDMI 176-LQFP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W90r

Specifications of W90N740CDG

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 80MHz
• Connectivity: EBI/EMI, Ethernet, UART/USART, USB
• Peripherals: DMA, POR, WDT
• Number Of I /o: 21
• Program Memory Type: ROMless
• Ram Size: 10K x 8
• Voltage - Supply (vcc/vdd): 1.62 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 176-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Host Controller Command Status Register (HcCommandStatus)
Register: HcCommandStatus
HcCommandStatus
17-16
31-18
BITS
15-4
REGISTER
0
1
2
3
RESET
00b
0b
0b
0b
0b
0h
0h
0xFFF0.5008
ADDRESS
R/W
R/W
R/W
R/W
R/W
-
-
HostControllerReset
This bit is set to initiate the software reset. This bit is cleared by the
Host Controller, upon completed of the reset operation.
ControlListFilled
Set to indicate there is an active ED on the Control List. It may be set
by either software or the Host Controller and cleared by the Host
Controller each time it begins processing the head of the Control List.
BulkListFilled
Set to indicate there is an active ED on the Bulk List. The bit may be
set by either software or the Host Controller and cleared by the Host
Controller each time it begins processing the head of the Bulk List.
OwnershipChangeRequest
When set by software, this bit sets the OwnershipChange field in
HcInterruptStatus. The bit is cleared by software.
Reserved. Read/Write 0's
ScheduleOverrunCount
This field is increment every time the SchedulingOverrun bit in
HcInterruptStatus is set. The count wraps from ‘11’ to ‘00.’
Reserved. Read/Write 0's
R/W
R/W
Host Controller Command Status
Register
- 125 -
W90N740CD/W90N740CDG
DESCRIPTION
DESCRIPTION
Publication Release Date: Aug. 18, 2005
RESET VALUE
0x0000.0000
Revision A6