xr17c152im Exar Corporation, xr17c152im Datasheet - Page 10

• Manufacturer Part Number: xr17c152im
• Description: 5v Pci Bus Dual Uart
• Manufacturer: Exar Corporation

XR17C152
5V PCI BUS DUAL UART
0x000 - 0x00F
0x010 - 0x07F
0x080 - 0x093
0x094 - 0x0FF
0x100 - 0x13F
0x100 - 0x13F
0x140 - 0x17F
0x180 - 0x1FF
0x200 - 0x20F
0x210 - 0x2FF
0x300 - 0x33F
0x300 - 0x33F
0x340 - 0x37F
0x380 - 0x3FF
O
FFSET
A
[A7:A0]
Ox080
Ox081
Ox082
Ox083
Ox084
Ox085
Ox086
Ox087
Ox088
Ox089
DDRESS
A
DDRESS
UART channel 0 Regs
Reserved
DEVICE CONFIG.
REGISTERS
Reserved
UART 0 – Read FIFO
UART 0 – Write FIFO
Reserved
UART 0 – Read FIFO
with status
UART channel 1 Regs
Reserved
UART 1 – Read FIFO
UART 1 – Write FIFO
Reserved
UART 1 – Read FIFO
with status
T
ABLE
M
TIMERCNTL
INT2 [23:16]
INT3 [31:24]
TIMERMSB
EMORY
TIMERLSB
INT1 [15:8]
INT0 [7:0]
R
8XMODE
3: D
TIMER
REGA
EGISTER
T
ABLE
EVICE
S
PACE
2: XR17C152 D
C
ONFIGURATION
Read-only Interrupt [1:0], Reserved [7:2]
Read-only [5:0], Reserved [7:6]
Reserved
Reserved
Read/Write Timer Control
Reserved
Read/Write Timer LSB
Read/Write Timer MSB
Read/Write
Reserved
(Table 10
(Table 10
R
Read/Write
Read/Write
Read-Only
Write-Only
Read-Only
Read-Only
Write-Only
Read-Only
EAD
(Table
EVICE
/W
&
&
Table
Table
R
RITE
R
3)
10
EGISTERS SHOWN IN
EAD
C
ONFIGURATION
12)
12)
/W
RITE
D
8/16/24/32
8/16/24/32
8/16/24/32
8/16/24/32
8/16/24/32
8/16/24/32
8/16/24/32
ATA
C
16/32
16/32
OMMENT
W
IDTH
R
EGISTERS
BYTE
First 8 regs are 16550 compatible
64 bytes of RX FIFO data
64 bytes of TX FIFO data
64 bytes of RX FIFO data + 64 bytes
of LSR status information
First 8 regs are 16550 compatible
64 bytes of RX FIFO data
64 bytes of TX FIFO data
64 bytes of RX FIFO data + 64 bytes
of LSR status information
ALIGNMENT
C
OMMENT
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
Bits 7-0 = 0x00
áç
áç
áç
áç
R
ESET
S
REV. 1.2.0
TATE