Intel PXA255 User Manual
Page 57
Intel® PXA255 Processor Developer’s Manual
2-27
System Architecture
0x4060_0068
UBCR2
UDC Byte Count Register 2
0x4060_006C
UBCR4
UDC Byte Count Register 4
0x4060_0070
UBCR7
UDC Byte Count Register 7
0x4060_0074
UBCR9
UDC Byte Count Register 9
0x4060_0078
UBCR12
UDC Byte Count Register 12
0x4060_007C
UBCR14
UDC Byte Count Register 14
0x4060_0080
UDDR0
UDC Endpoint 0 Data Register
0x4060_0100
UDDR1
UDC Endpoint 1 Data Register
0x4060_0180
UDDR2
UDC Endpoint 2 Data Register
0x4060_0200
UDDR3
UDC Endpoint 3 Data Register
0x4060_0400
UDDR4
UDC Endpoint 4 Data Register
0x4060_00A0
UDDR5
UDC Endpoint 5 Data Register
0x4060_0600
UDDR6
UDC Endpoint 6 Data Register
0x4060_0680
UDDR7
UDC Endpoint 7 Data Register
0x4060_0700
UDDR8
UDC Endpoint 8 Data Register
0x4060_0900
UDDR9
UDC Endpoint 9 Data Register
0x4060_00C0
UDDR10
UDC Endpoint 10 Data Register
0x4060_0B00
UDDR11
UDC Endpoint 11 Data Register
0x4060_0B80
UDDR12
UDC Endpoint 12 Data Register
0x4060_0C00
UDDR13
UDC Endpoint 13 Data Register
0x4060_0E00
UDDR14
UDC Endpoint 14 Data Register
0x4060_00E0
UDDR15
UDC Endpoint 15 Data Register
0x4060_0050
UICR0
UDC Interrupt Control Register 0
0x4060_0054
UICR1
UDC Interrupt Control Register 1
0x4060_0058
USIR0
UDC Status Interrupt Register 0
0x4060_005C
USIR1
UDC Status Interrupt Register 1
Standard
UART
0x4070_0000
0x4070_0000
STRBR
Receive Buffer Register (read only)
0x4070_0000
STTHR
Transmit Holding Register (write only)
0x4070_0004
STIER
Interrupt Enable Register (read/write)
0x4070_0008
STIIR
Interrupt ID Register (read only)
0x4070_0008
STFCR
FIFO Control Register (write only)
0x4070_000C
STLCR
Line Control Register (read/write)
0x4070_0010
STMCR
Modem Control Register (read/write)
0x4070_0014
STLSR
Line Status Register (read only)
0x4070_0018
STMSR
Reserved
0x4070_001C
STSPR
Scratch Pad Register (read/write)
0x4070_0020
STISR
Infrared Selection Register (read/write)
0x4070_0000
STDLL
Divisor Latch Low Register (DLAB = 1) (read/write)
0x4070_0004
STDLH
Divisor Latch High Register (DLAB = 1) (read/write)
Table 2-8. System Architecture Register Address Summary (Sheet 7 of 12)
Unit
Address
Register Symbol
Register Description