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Intel® PXA26x Processor Family Developer’s Manual 2-25
System Architecture
0x4010 000C FFLCR Line Control Register (read/write)
0x4010 0010 FFMCR Modem Control Register (read/write)
0x4010 0014 FFLSR Line Status Register (read only)
0x4010 0018 FFMSR Modem Status Register (read only)
0x4010 001C FFSPR Scratch Pad Register (read/write)
0x4010 0020 FFISR Infrared Selection Register (read/write)
0x4010 0000 FFDLL Divisor Latch Low Register (DLAB = 1) (read/write)
0x4010 0004 FFDLH Divisor Latch High Register (DLAB = 1) (read/write)
Bluetooth
UART
0x4020 0000
0x4020 0000 BTRBR Receive Buffer Register (read only)
0x4020 0000 BTTHR Transmit Holding Register (write only)
0x4020 0004 BTIER Interrupt Enable Register (read/write)
0x4020 0008 BTIIR Interrupt ID Register (read only)
0x4020 0008 BTFCR FIFO Control Register (write only)
0x4020 000C BTLCR Line Control Register (read/write)
0x4020 0010 BTMCR Modem Control Register (read/write)
0x4020 0014 BTLSR Line Status Register (read only)
0x4020 0018 BTMSR Modem Status Register (read only)
0x4020 001C BTSPR Scratch Pad Register (read/write)
0x4020 0020 BTISR Infrared Selection Register (read/write)
0x4020 0000 BTDLL Divisor Latch Low Register (DLAB = 1) (read/write)
0x4020 0004 BTDLH Divisor Latch High Register (DLAB = 1) (read/write)
I2C 0x4030 0000
0x4030 1680 IBMR I2C Bus Monitor Register – IBMR
0x4030 1688 IDBR I2C Data Buffer Register – IDBR
0x4030 1690 ICR I2C Control Register – ICR
0x4030 1698 ISR I2C Status Register – ISR
0x4030 16A0 ISAR I2C Slave Address Register – ISAR
I2S 0x4040 0000
0x4040 0000 SACR0 Global Control Register
0x4040 0004 SACR1 Serial Audio I
2
S/MSB-Justified Control Register
0x4040 0008 — reserved
0x4040 000C SASR0 Serial Audio I
2
S/MSB-Justified Interface and FIFO Status Register
0x4040 0010 — reserved
0x4040 0014 SAIMR Serial Audio Interrupt Mask Register
0x4040 0018 SAICR Serial Audio Interrupt Clear Register
0x4040 001C
through
0x4040 005C
— reserved
0x4040 0060 SADIV Audio Clock Divider Register.
Table 2-8. Register Address Summary (Sheet 5 of 13)
Unit Address Register Symbol Register Description