HT46RU22 Holtek Semiconductor Inc., HT46RU22 Datasheet - Page 14

• Manufacturer Part Number: HT46RU22
• Description: Ht46ru22 -- A/d Type 8-bit Mcu
• Manufacturer: Holtek Semiconductor Inc.

The registers states are summarized in the following table.
Note:
Rev. 1.20
TMR
TMRC
Program
Counter
MP
ACC
TBLP
TBLH
STATUS
INTC0
INTC1
PA
PAC
PB
PBC
PC
PCC
PD
PDC
PWM
HADR
HCR
HSR
HDR
ADRL
ADRH
ADCR
ACSR
USR
UCR1
UCR2
TXR/RXR
BGR
Register
* stands for warm reset
u stands for unchanged
x stands for unknown
(Power On)
1111 1111
1111 1111
1111 1111
1111 1111
0100 0000
0000 1011
0000 00x0
0000 0000
00-0 1000
-000 0000
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
-xxx xxxx
xxxx xxx-
xxxx xxxx
--00 xxxx
100- -0-1
--xx xxxx
--xx --xx
0--0 0---
1--- --00
---- --11
---- --11
---- ---1
---- ---1
x--- ----
Reset
000H
(Normal Operation)
WDT Time-out
uuuu uuuu
uuuu uuuu
1111 1111
1111 1111
1111 1111
1111 1111
0100 0000
0000 1011
0000 0000
0000 00x0
00-0 1000
-uuu uuuu
-000 0000
xxxx xxxx
--uu uuuu
--1u uuuu
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxx-
100- -0-1
--xx --xx
0--0 0---
1--- --00
---- --11
---- --11
---- ---1
---- ---1
x--- ----
000H
(Normal Operation)
14
RES Reset
uuuu uuuu
uuuu uuuu
1111 1111
1111 1111
1111 1111
1111 1111
0100 0000
0000 1011
0000 00x0
0000 0000
00-0 1000
-uuu uuuu
-000 0000
xxxx xxxx
--uu uuuu
--uu uuuu
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxx-
100- -0-1
--xx --xx
0--0 0---
1--- --00
---- --11
---- --11
---- ---1
---- ---1
x--- ----
000H
RES Reset
uuuu uuuu
uuuu uuuu
1111 1111
1111 1111
1111 1111
1111 1111
0100 0000
0000 1011
0000 00x0
0000 0000
00-0 1000
-uuu uuuu
-000 0000
xxxx xxxx
--uu uuuu
--01 uuuu
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxx-
100- -0-1
--xx --xx
0--0 0---
1--- --00
---- --11
---- --11
(HALT)
---- ---1
---- ---1
x--- ----
000H
WDT Time-out
HT46RU22
March 23, 2007
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uu-u uuuu
-uuu uuuu
uuuu uuu-
--uu uuuu
--11 uuuu
-uuu uuuu
uuu- -u-u
--uu --uu
(HALT)*
u--u u---
u--- --uu
---- --uu
---- --uu
---- ---u
---- ---u
u--- ----
000H