sh66p31b SinoWealth Micro-Electronics Corp. Ltd, sh66p31b Datasheet - Page 7

• Manufacturer Part Number: sh66p31b
• Description: Otp 1k 4-bit Micro-controller
• Manufacturer: SinoWealth Micro-Electronics Corp. Ltd

4. Initial State
4.1. System Register State:
Legend: x = unknown, u = unchanged, - = unimplemented read as “0”.
4.2. Others Initial State:
Address
$0C
$0D
$1C
$1D
$0A
$0B
$0E
$0F
$1A
$1B
$1E
$1F
$00
$01
$02
$03
$04
$05
$06
$07
$08
$09
$10
$11
$12
$13
$14
$15
$16
$17
$18
$19
Program Counter (PC)
Accumulator (AC)
Data Memory
PULLEN
PACR.3
PBCR.3
PCCR.3
Others
TBR.3
DPL.3
TH0.3
TL0.3
INX.3
LPD3
Bit 3
PA.3
PB.3
PC.3
CY
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PACR.2
PBCR.2
PCCR.2
IRQT0
DPM.2
TM0.2
TBR.2
DPH.2
TH0.2
DPL.2
TL0.2
INX.2
LPD2
Bit 2
PA.2
PB.2
PC.2
IET0
CPS
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PCCR.1
PDCR.1
PACR.1
PBCR.1
DPM.1
DPH.1
TM0.1
TBR.1
TH0.1
DPL.1
TL0.1
INX.1
LPD1
PC.1
PD.1
Bit 1
PA.1
PB.1
CF1
T0S
-
-
-
-
-
-
-
-
-
-
-
-
-
After any Reset
Undefined
Undefined
Undefined
PCCR.0
PDCR.0
PACR.0
PBCR.0
DPM.0
REMO
DPH.0
TM0.0
TBR.0
TH0.0
DPL.0
TL0.0
IRQP
INX.0
LPD0
$000
PC.0
PD.0
Bit 0
PA.0
PB.0
CF0
T0E
7
IEP
-
-
-
-
-
-
-
-
-
-
Power-on reset
0000
0000
0000
0101
0000
0000
0000
0000
xxxx
xxxx
xxxx
xxxx
xxxx
xxxx
xxxx
xxxx
xxxx
-xxx
--00
-x-x
-x-x
---0
SH66P31B