HT46C47 Holtek Semiconductor, HT46C47 Datasheet - Page 14

• Manufacturer Part Number: HT46C47
• Description: (HT46C46 / HT46C47) Cost-Effective A/D Type 8-Bit MCU
• Manufacturer: Holtek Semiconductor

The registers states are summarized in the following table.
Note:
Rev. 1.00
MP
ACC
Program
Counter
TBLP
TBLH
STATUS
INTC
TMR
TMRC
PA
PAC
PB
PBC
PD
PDC
PWM
ADR
(HT46R46/HT46C46)
ADRL
(HT46R47/HT46C47)
ADRH
(HT46R47/HT46C47)
ADCR
ACSR
Register
* stands for warm reset
u stands for unchanged
x stands for unknown
(Power On)
1111 1111
1111 1111
0100 0000
-000 0000
00-0 1000
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
-xxx xxxx
xxxx xxxx
--00 xxxx
--xx xxxx
---- 1111
---- 1111
1--- --00
---- ---1
---- ---1
x--- ----
Reset
000H
(Normal Operation)
WDT Time-out
uuuu uuuu
uuuu uuuu
1111 1111
1111 1111
0100 0000
-uuu uuuu
-000 0000
00-0 1000
--uu uuuu
--1u uuuu
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
---- 1111
---- 1111
1--- --00
---- ---1
---- ---1
x--- ----
000H
HT46R46/HT46C46/HT46R47/HT46C47
14
(Normal Operation)
RES Reset
uuuu uuuu
uuuu uuuu
1111 1111
1111 1111
0100 0000
-uuu uuuu
-000 0000
00-0 1000
--uu uuuu
--uu uuuu
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
---- 1111
---- 1111
1--- --00
---- ---1
---- ---1
x--- ----
000H
RES Reset
uuuu uuuu
uuuu uuuu
1111 1111
1111 1111
0100 0000
-uuu uuuu
-000 0000
00-0 1000
--uu uuuu
--01 uuuu
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
---- 1111
---- 1111
1--- --00
(HALT)
---- ---1
---- ---1
x--- ----
000H
December 28, 2004
WDT Times-out
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
-uuu uuuu
uu-u uuuu
--uu uuuu
--11 uuuu
-uuu uuuu
---- uuuu
---- uuuu
(HALT)*
u--- --uu
---- ---u
---- ---u
u--- ----
000H