XA-H3 NXP Semiconductors, XA-H3 Datasheet - Page 12

• Manufacturer Part Number: XA-H3
• Description: The powerful 16-bit XA CPU core and rich feature set make the XA-H3 and XA-H4 devices ideal for high-performance real-time applications such as industrial control and networking
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 3. Memory Mapped Registers (MMR)
1999 Sep 24
UART0 Write Register 0
UART0 Write Register 1
UART0 Write Register 2
UART0 Write Register 3
UART0 Write Register 4
UART0 Write Register 5
UART0 Write Register 8
UART0 Write Register 9
UART0 Write Register 10
UART0 Write Register 11
UART0 Write Register 12
UART0 Write Register 13
UART0 Write Register 14
UART0 Write Register 15
UART0 Read Register 0
UART0 Read Register 1
UART0 Read Register 3
UART0 Read Register 8
UART0 Read Register 10
UART1 Write Register 0
UART1 Write Register 1
UART1 Write Register 2
UART1 Write Register 3
UART1 Write Register 4
UART1 Write Register 5
UART1 Write Register 8
UART1 Write Register 9
UART1 Write Register 10
UART1 Write Register 11
UART1 Write Register 12
UART1 Write Register 13
CMOS 16-bit highly integrated microcontroller
Reserved – do not write
Reserved – do not write
Reserved – do not write
Reserved – do not write
Reserved – do not write
Reserved – do not write
Reserved – do not write
Reserved – do not write
Reserved – do not write
Reserved – do not write
Reserved – do not write
MMR Name
Read/Write or
Read Only
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
RO
RO
RO
RO
RO
UART0 Registers
UART1 Registers
Size
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
12
836-83Eh
Address
Offset
80Ah
80Ch
80Eh
81Ah
81Ch
81Eh
82Ah
82Ch
82Eh
84Ah
84Ch
84Eh
85Ah
800h
802h
804h
806h
808h
810h
812h
814h
816h
818h
828h
820h
822h
824h
826h
830h
832h
834h
840h
842h
844h
846h
848h
850h
852h
854h
856h
858h
Command register
Tx/Rx Interrupt & data transfer mode
Extended Features Control
Receive Parameter and Control
Tx/Rx miscellaneous parameters & mode
Tx parameter and control
Reserved – do not write
Reserved – do not write
Transmit Data Buffer
Master Interrupt control
Miscellaneous Tx/Rx control register
Clock Mode Control
Lower Byte of Baud rate time constant
Upper Byte of Baud rate time constant
Miscellaneous Control bits
External / Status interrupt control
Reserved – do not write
Reserved – do not write
Tx/Rx buffer and external status
Receive condition status
Interrupt Pending Bits
Reserved – do not write
Reserved – do not write
Receive Buffer
Clock status
Command register
Tx/Rx Interrupt & data transfer mode
Extended Features Control
Receive Parameter and Control
Tx/Rx miscellaneous parameters & mode
Tx. parameter and control
Reserved – do not write
Reserved – do not write
Transmit Data Buffer
Master Interrupt control
Miscellaneous Tx/Rx control register
Clock Mode Control
Lower Byte of Baud rate time constant
Upper Byte of Baud rate time constant
Description
Preliminary specification
XA-H3
00h
xx
xx
00h
00h
00h
00h
xx
xx
xx
00h
xx
00h
00h
xx
f8h
00h
00h
–
–
00h
xx
xx
00h
00h
00h
00h
xx
xx
xx
00h
xx
00h
00h
Reset
Value