AT43USB325E-AU Atmel, AT43USB325E-AU Datasheet - Page 14

• Manufacturer Part Number: AT43USB325E-AU
• Description: IC USB KEYBOARD CTRLR 64LQFP
• Manufacturer: Atmel
• Series: AVR®r

Specifications of AT43USB325E-AU

• Applications: Keyboard Controller
• Core Processor: AVR
• Program Memory Type: SRAM (16 kB)
• Controller Series: AT43USB
• Ram Size: 512 x 8
• Interface: SPI, 3-Wire Serial
• Number Of I /o: 42
• Voltage - Supply: 4.4 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

14
AT43USB325
Table 3-3.
Address
$1FFD
$1FFC
$1FFB
$1FFA
$1FF9
$1FF8
$1FF7
$1FF6
$1FF5
$1FF3
$1FF2
$1FEF
$1FEE
$1FE7
$1FE5
$1FE4
$1FE3
$1FE2
$1FDF
$1FDD
$1FDC
$1FDB
$1FDA
$1FD7
$1FD5
$1FD4
$1FD3
$1FD2
$1FCF
$1FCD
$1FCC
$1FCB
$1FCA
$1FC7
$1FC5
$1FBC
USB Hub and Function Registers
Name
FRM_NUM_H
FRM_NUM_L
GLB_STATE
SPRSR
SPRSIE
SPRSMSK
UISR
UIMSKR
UIAR
UIER
UOVCER
HADDR
FADDR
HENDP0_CNTR
FENDP0_CNTR
FENDP1_CNTR
FENDP2_CNTR
FENDP3_CNTR
HCSR0
FCSR0
FCSR1
FCSR2
FCSR3
HDR0
FDR0
FDR1
FDR2
FDR3
HBYTE_CNT0
FBYTE_CNT0
FBYTE_CNT1
FBYTE_CNT2
FBYTE_CNT3
HSTR
HPCON
HPSTAT5
Function
Frame Number High Register
Frame Number Low Register
Global State Register
Suspend/Resume Register
Suspend/Resume Interrupt Enable Register
Suspend/Resume Interrupt Mask Register
USB Interrupt Status Register
USB Interrupt Mask Register
USB Interrupt Acknowledge Register
USB Interrupt Enable Register
Overcurrent Detect Register
Hub Address Register
Function Address Register
Hub Endpoint 0 Control Register
Function Endpoint 0 Control Register
Function Endpoint 1 Control Register
Function Endpoint 2 Control Register
Function Endpoint 3 Control Register
Hub Controller Endpoint 0 Service Routine Register
Function Controller Endpoint 0 Service Routine Register
Function Controller Endpoint 1 Service Routine Register
Function Controller Endpoint 2 Service Routine Register
Function Controller Endpoint 3 Service Routine Register
Hub Endpoint 0 FIFO Data Register
Function Endpoint 0 FIFO Data Register
Function Endpoint 1 FIFO Data Register
Function Endpoint 2 FIFO Data Register
Function Endpoint 3 FIFO Data Register
Hub Endpoint 0 Byte Count Register
Function Endpoint 0 Byte Count Register
Function Endpoint 1 Byte Count Register
Function Endpoint 2 Byte Count Register
Function Endpoint 3 Byte Count Register
Hub Status Register
Hub Port Control Register
Hub Port 5 Status Register
3355C–USB–4/05