8XC196MC, MD, MH USER’S MANUAL

PTS Single Transfer Mode Control Block

In single transfer mode, the PTS control block contains a source and destination address (PTSSRC and PTSDST), a control register (PTSCON), and a transfer count (PTSCOUNT).

Unused

Unused

PTSDST (H)

PTSDST (L)

PTSSRC (H)

PTSSRC (L)

PTSCON

PTSCOUNT

7

 

 

 

 

 

 

 

 

0

0

0

0

 

0

 

0

0

0

0

7

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

0

0

0

 

0

 

0

0

0

0

15

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

PTS Destination Address (high byte)

 

 

7

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

PTS Destination Address (low byte)

 

 

15

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

PTS Source Address (high byte)

 

 

7

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

PTS Source Address (low byte)

 

 

7

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

M2

M1

M0

 

BW

 

SU

DU

SI

DI

7

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

Consecutive Byte or Word Transfers

 

 

 

 

 

 

 

 

 

 

 

 

Register

Location

Function

 

 

 

PTSDST

PTSCB + 4

PTS Destination Address

 

 

Write the destination memory location to this register. A valid address is

 

 

any unreserved memory location; however, it must point to an even

 

 

address if word transfers are selected.

 

 

 

PTSSRC

PTSCB + 2

PTS Source Address

 

 

Write the source memory location to this register. A valid address is any

 

 

unreserved memory location; however, it must point to an even address

 

 

if word transfers are selected.

 

 

 

Figure 5-16. PTS Control Block — Single Transfer Mode

5-28

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Intel 8XC196MH PTS Single Transfer Mode Control Block, Ptsdst H Ptsdst L Ptssrc H Ptssrc L Ptscon Ptscount, Ptsdst Ptscb +