Chapter 1 Hardware Structure
Register
PB
PC
INTC1
Reset (Power-on)
xxxx xxxx
1111 1111
-
000
-
000
RES or LVR Reset
xxxx xxxx
1111 1111
-
000
-
000
WDT Time-out
(Normal Operation)
xxxx xxxx
1111 1111
-
000
-
000
WDT Time-out
(HALT)
uuuu uuuu
uuuu uuuu
-
uuu
-
uuu
²u²
stands for unchanged
²x²
stands for unknown
²-²
stands for unimplemented
HT49RU80/HT49CU80
Register
MP0
MP1
BP
ACC
PCL
TBLP
TBLH
RTCC
STATUS
INTC0
TMR0
TMR0C
TMR1H
TMR1L
TMR1C
PA
PB
PC
PD
INTC1
TBHP
TMR2H
TMR2L
TMR2C
MFIC
USR
UCR1
UCR2
TXR/RXR
BRG
Reset (Power-on)
xxxx xxxx
xxxx xxxx
--
0
- --
00
xxxx xxxx
0000 0000
xxxx xxxx
xxxx xxxx
--
00 0111
--
00 xxxx
-
000 0000
xxxx xxxx
0000 1
---
xxxx xxxx
xxxx xxxx
0000 1
---
1111 1111
xxxx xxxx
1111 1111
-
111 1111
-
000
-
000
xxxx xxxx
xxxx xxxx
xxxx xxxx
00
-
0 1
---
-
000
-
000
0000 1011
0000 00x0
0000 0000
xxxx xxxx
xxxx xxxx
RES or LVR Reset
uuuu uuuu
uuuu uuuu
--
0
- --
00
uuuu uuuu
0000 0000
uuuu uuuu
uuuu uuuu
--
00 0111
--
uu uuuu
-
000 0000
xxxx xxxx
0000 1
---
xxxx xxxx
xxxx xxxx
0000 1
---
1111 1111
xxxx xxxx
1111 1111
-
111 1111
-
000
-
000
uuuu uuuu
xxxx xxxx
xxxx xxxx
00
-
0 1
---
-
000
-
000
0000 1011
0000 00x0
0000 0000
xxxx xxxx
xxxx xxxx
WDT Time-out
(Normal Operation)
uuuu uuuu
uuuu uuuu
--
0
- --
00
uuuu uuuu
0000 0000
uuuu uuuu
uuuu uuuu
--
00 0111
--
1u uuuu
-
000 0000
xxxx xxxx
0000 1
---
xxxx xxxx
xxxx xxxx
0000 1
---
1111 1111
xxxx xxxx
1111 1111
-
111 1111
-
000
-
000
uuuu uuuu
xxxx xxxx
xxxx xxxx
00
-
0 1
---
-
000
-
000
0000 1011
0000 00x0
0000 0000
xxxx xxxx
xxxx xxxx
WDT Time-out
(HALT)
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
0000 0000
uuuu uuuu
uuuu uuuu
--
uu uuuu
--
11 uuuu
-
uuu uuuu
uuuu uuuu
uuuu u
---
uuuu uuuu
uuuu uuuu
uuuu u
---
uuuu uuuu
uuuu uuuu
uuuu uuuu
-
uuu uuuu
-
uuu
-
uuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uu
-
u u
---
-
uuu
-
uuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
²u²
stands for unchanged
²x²
stands for unknown
²-²
stands for unimplemented
83
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