ht48c50-1 Holtek Semiconductor Inc., ht48c50-1 Datasheet - Page 13

• Manufacturer Part Number: ht48c50-1
• Description: Ht48r50a-1/ht48c50-1 -- I/o Type 8-bit Mcu
• Manufacturer: Holtek Semiconductor Inc.

The functional unit chip reset status are shown below.
The states of the registers is summarized in the table.
Note:
Rev. 2.00
Program Counter
Interrupt
Prescaler
WDT
Timer/Event Counter
Input/Output Ports
Stack Pointer
TMR0
TMR0C
TMR1H
TMR1L
TMR1C
Program
Counter
MP0
MP1
ACC
TBLP
TBLH
STATUS
INTC
WDTS
PA
PAC
PB
PBC
PC
PCC
PD
PDC
PG
PGC
Register
* stands for warm reset
u stands for unchanged
x stands for unknown
(Power-on)
0000 0111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
00-0 1000
-000 0000
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
-xxx xxxx
--00 xxxx
00-0 1---
---- -111
---- -111
Reset
000H
000H
Disable
Clear
Clear. After master reset, WDT begins counting
Off
Input mode
Points to the top of the stack
(Normal Operation)
WDT Time-out
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
0000 0111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
00-0 1000
-uuu uuuu
-000 0000
xxxx xxxx
xxxx xxxx
xxxx xxxx
--1u uuuu
00-0 1---
---- -111
---- -111
000H
13
(Normal Operation)
RES Reset
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
00-0 1000
-uuu uuuu
-000 0000
0000 0111
xxxx xxxx
xxxx xxxx
xxxx xxxx
--uu uuuu
00-0 1---
---- -111
---- -111
000H
HT48R50A-1/HT48C50-1
RES Reset
uuuu uuuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
0000 0111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
00-0 1000
-uuu uuuu
-000 0000
xxxx xxxx
xxxx xxxx
xxxx xxxx
--01 uuuu
00-0 1---
---- -111
---- -111
(HALT)
000H
WDT Time-out
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
-uuu uuuu
uuuu uuuu
--11 uuuu
March 8, 2006
uu-u u---
(HALT)*
---- -uuu
---- -uuu
000H