XR17D154IV Exar Corporation, XR17D154IV Datasheet - Page 13

• Manufacturer Part Number: XR17D154IV
• Description: Universal QUART W/ PCI Bus Interface.
• Manufacturer: Exar Corporation

Specifications of XR17D154IV

• Features: *
• Number Of Channels: 4, QUART
• Fifo's: 64 Byte
• Protocol: RS485
• Voltage - Supply: 3.3V, 5V
• With Auto Flow Control: Yes
• With Irda Encoder/decoder: Yes
• With False Start Bit Detection: Yes
• With Modem Control: Yes
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS Compliant

xr
REV. 1.2.2
0x000 - 0x00F UART channel 0 Regs
0x010 - 0x07F Reserved
0x080 - 0x093 DEVICE CONFIG. REGISTERS
0x094 - 0x0FF Reserved
0x100 - 0x13F UART 0 – Read FIFO
0x100 - 0x13F UART 0 – Write FIFO
0x140 - 0x17F Reserved
0x180 - 0x1FF UART 0 – Read FIFO with errors
0x200 - 0x20F UART channel 1 Regs
0x210 - 0x2FF Reserved
0x300 - 0x33F UART 1 – Read FIFO
0x300 - 0x33F UART 1 – Write FIFO
0x340 - 0x37F Reserved
0x380 - 0x3FF UART 1 – Read FIFO with errors
0x400 - 0x40F UART channel 2 Regs
0x410 - 0x4FF Reserved
0x500 - 0x53F UART 2 – Read FIFO
0x500 - 0x53F UART 2 – Write FIFO
0x540 - 0x57F Reserved
0x580 - 0x5FF UART 2 – Read FIFO with errors
0x600 - 0x60F UART channel 3 Regs
0x610 - 0x6FF Reserved
0x700 - 0x73F UART 3 – Read FIFO
0x700 - 0x73F UART 3 – Write FIFO
0x740 - 0x77F Reserved
0x780 - 0x7FF UART 3 – Read FIFO with errors
A
O
DDRESS
FFSET
M
EMORY
T
ABLE
S
PACE
3: XR17D154 D
EVICE
(
(
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(
R
Table 12
Read/Write
Table 12
Read/Write
Table 12
Read/Write
Table 12
Read/Write
Read-Only
Read-Only
Read-Only
Read-Only
Read-Only
Read-Only
Read-Only
Read-Only
Table 13
Write-Only
Table 13
Write-Only
Table 13
Write-Only
Table 13
Write-Only
(
EAD
Table 4
13
/W
C
UNIVERSAL (3.3V AND 5V) PCI BUS QUAD UART
ONFIGURATION
RITE
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)
)
)
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&
&
&
&
D
8/16//24/32 First 8 regs are 16550 compatible
8/16/24/32 First 8 regs are 16550 compatible
8/16/24/32
8/16/24/32 64 bytes of RX FIFO data
8/16/24/32 64 bytes of TX FIFO data
8/16/24/32 64 bytes of RX FIFO data
8/16/24/32 64 bytes of TX FIFO data
8/16/24/32 First 8 regs are 16550 compatible
8/16/24/32 64 bytes of RX FIFO data
8/16/24/32 64 bytes of TX FIFO data
8/16/24/32 First 8 regs are 16550 compatible
8/16/24/32 64 bytes of RX FIFO data
8/16/24/32 64 bytes of TX FIFO data
ATA
16/32
16/32
16/32
16/32
R
W
EGISTERS
IDTH
64 bytes of RX FIFO data + LSR
64 bytes of RX FIFO data + LSR
64 bytes of RX FIFO data + LSR
64 bytes of RX FIFO data + LSR
C
OMMENT
XR17D154