Intel PXA26X User Manual

Page 55

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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

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