Double Control Packet Configuration Memory
1008
SPNU503C – March 2018
Copyright © 2018, Texas Instruments Incorporated
High-End Timer Transfer Unit (HTU) Module
21.5 Double Control Packet Configuration Memory
All bits marked "reserved' are implemented in RAM and will be initialized to unknown values after power
on. Reserved locations can be written and read but should be written with 0 to ensure future compatibility.
The HTU RAM can be cleared with the system RAM initialization function.
provides a summary of the memory configuration. There are eight sets of DCP registers and
eight sets of CF registers. The base address for the DCP registers is FF4E 0000h for HTU1 and
FF4C 0000h for HTU2.
Table 21-42. Double Control Packet Memory Map
Offset
Acronym
Register Description
Section
00h
HTU DCP0 IFADDRA
Initial Full Address A Register
04h
HTU DCP0 IFADDRB
Initial Full Address B Register
08h
HTU DCP0 IHADDRCT
Initial N2HET Address and Control Register
0Ch
HTU DCP0 ITCOUNT
Initial Transfer Count Register
10h
HTU DCP1 IFADDRA
Initial Full Address A Register
14h
HTU DCP1 IFADDRB
Initial Full Address B Register
18h
HTU DCP1 IHADDRCT
Initial N2HET Address and Control Register
1Ch
HTU DCP1 ITCOUNT
Initial Transfer Count Register
:
:
:
70h
HTU DCP7 IFADDRA
Initial Full Address A Register
74h
HTU DCP7 IFADDRB
Initial Full Address B Register
78h
HTU DCP7 IHADDRCT
Initial N2HET Address and Control Register
7Ch
HTU DCP7 ITCOUNT
Initial Transfer Count Register
100h
HTU CDCP0 CFADDRA
Current Full Address A Register
104h
HTU CDCP0 CFADDRB
Current Full Address B Register
108h
HTU CDCP0 CFCOUNT
Current Frame Count Register
110h
HTU CDCP1 CFADDRA
Current Full Address A Register
114h
HTU CDCP1 CFADDRB
Current Full Address B Register
118h
HTU CDCP1 CFCOUNT
Current Frame Count Register
:
:
:
170h
HTU CDCP7 CFADDRA
Current Full Address A Register
174h
HTU CDCP7 CFADDRB
Current Full Address B Register
178h
HTU CDCP7 CFCOUNT
Current Frame Count Register