sh66k33a SinoWealth Micro-Electronics Corp. Ltd, sh66k33a Datasheet - Page 4

• Manufacturer Part Number: sh66k33a
• Description: Mask 1k 4-bit Micro-controller
• Manufacturer: SinoWealth Micro-Electronics Corp. Ltd

Configuration of System Register (continue):
3. ROM
The ROM can address 1024 X 16 bits of program area from $000 to $3FF.
3.1. Vector Address Area ($000 to $004)
The program is sequentially executed. There is an area address $000 through $004 that is reserved for a special interrupt
service routine such as starting vector address.
*JMP instruction can be replaced by any instruction.
$06 - $07
Address
$0A
$0B
$0C
$0D
$0E
$1A
$1B
$1C
$1D
$1E
$08
$09
$0F
$10
$11
$12
$13
$14
$15
$16
$17
$18
$19
$1F
Address
$000
$001
$002
$003
$004
PCCR.3
PACR.3
PBCR.3
PPULL
TBR.3
DPL.3
CFH3
CFH7
INX.3
LVR3
CFL3
CFL7
WDT
PC.3
PA.3
PB.3
Bit3
-
-
-
-
-
-
-
-
-
PACR.2
PBCR.2
PCCR.2
PDCR.2
DPM.2
DPH.2
TBR.2
DPL.2
CPS2
CFH2
CFH6
INX.2
LVR2
CFL2
CFL6
PA.2
PB.2
PC.2
PD.2
Bit2
-
-
-
-
-
-
PACR.1
PBCR.1
PCCR.1
PDCR.1
PECR.1
DPM.1
DPH.1
TBR.1
DPL.1
Instruction
CPS1
CFH1
CFH5
INX.1
LVR1
CFL1
CFL5
PA.1
PB.1
PC.1
PD.1
PE.1
Bit1
-
-
-
-
JMP*
JMP*
JMP*
NOP
NOP
PACR.0
PBCR.0
PCCR.0
PECR.0
REMO
DPM.0
TBR.0
DPH.0
DPL.0
CPS0
CFH0
CFH4
INX.0
LVR0
CFL0
CFL4
PA.0
PB.0
PC.0
PD.0
PE.0
REM
Bit0
-
-
-
-
R/W
R/W PORTA
R/W PORTB
R/W PORTC
R/W PORTD
R/W PORTE
R/W Table Branch Register
R/W Pseudo index register
R/W Data pointer for INX low nibble
R/W Data pointer for INX middle nibble
R/W Data pointer for INX high nibble
R/W
R/W Bit3: Watchdog timer reset/flag (write 1 to reset WDT timer)
R/W
R/W PORTA input/output control
R/W PORTB input/output control
R/W PORTC input/output control
R/W PORTD input/output control
R/W PORTE input/output control
R/W Carrier low level timer load data register (low nibble)
R/W Carrier low level timer load data register (high nibble)
R/W Carrier high level timer load data register (low nibble)
R/W Carrier high level timer load data register (high nibble)
W
R
-
-
4
Reserved
Bit0: REMO output data.
Bit0: REM pin output status.
Bit2-0: Carrier count source prescaler control
Bit3: Port Pull-low enable Control
LVR Enable Control (LVR3 - 0):
1010: LVR Disable
Else: LVR Enable (Power-on initial 0000)
Reserved
Jump to TIMER0 interrupt service routine
Jump to Port interrupt service routine
Jump to RESET service routine
Reserved
Reserved
Remarks
Description
SH66K33A