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MC68QH302
MC68QH302/D
(Motorola Order Number)
11/97
REV 0
This document contains information on a new product under development. Freescale Semiconductor, Inc. reserves the right to
©
1997. All rights reserved.
MC68QH302 Technical Summary
change or discontinue this product without notice.
Advance Information
MC68QH302 Quad HDLC Integrated
Multiprotocol Processor
Technical Summary
The MC68QH302, quad HDLC integrated multiprotocol processor, is based on the three-
SCC MC68302 family of chips with the addition of the QH protocol and two extra serial
DMA channels. The QH302 supports a total of four independent communications
channels, handling two HDLC or transparent channels on SCC1; see Figure 1 for a block
diagram.
In non-QH mode, the QH302 can be used in standard 302 applications as well.
To locate any published errata or updates for this document, refer to the website at
http://www.mot.com/netcomm.
Freescale Semiconductor, I
Freescale Semiconductor, Inc.
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