XR82C684J-F Exar Corporation, XR82C684J-F Datasheet - Page 71
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XR82C684J-F
Manufacturer Part Number
XR82C684J-F
Description
Quad Channel UART
Manufacturer
Exar Corporation
Datasheet
1.XR82C684CJ44-F.pdf
(107 pages)
Specifications of XR82C684J-F
Features
*
Number Of Channels
4, QUART
Fifo's
3 Byte
Voltage - Supply
5V
Mounting Type
Surface Mount
Package / Case
68-LCC (J-Lead)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
XR82C684J-F
Manufacturer:
Exar Corporation
Quantity:
10 000
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Note:
approach, for the “Input Change of State” interrupt allows
tremendous flexibility for the user. Setting or clearing the
bits in ACR1[3:0] and/or ACR2[3:0] allows the user to
specify exactly which Input Port pins to be enabled (or
disabled) for generating the “Input Port Change of State”
interrupt. Setting or clearing IMR1[7] and/or IMR2[7]
allows the user to “globally” enable or disable this
interrupt.
Bit 7
Bit 7
Bit 7
This “two-tiered” interrupt enabling/disabling
Bit 6
Bit 6
Bit 6
Please note that the applicable bits, within each of the ACR registers, are shaded.
Table 19. Input Port Configuration Register 2 - IPCR2
Table 21. ACR2 - Auxiliary Control Register 2
Bit 5
Bit 5
Table 20. ACR1- Auxiliary Control Register 1
Bit 5
Table 4
Table 4
Bit 4
Bit 4
Bit 4
E.3 44 Pin PLCC Packaged QUARTs
F. OUTPUT PORT
Bit 3
Bit 3
Bit 3
Bit 2
Bit 2
Bit 2
XR82C684
Bit 1
Bit 1
Bit 1
Bit 0
Bit 0
Bit 0
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