45181 Parallax Inc, 45181 Datasheet - Page 115

• Manufacturer Part Number: 45181
• Description: SX TECH TOOL KIT NO POWER
• Manufacturer: Parallax Inc
• Series: SXr
• Type: Microcontrollerr

Specifications of 45181

• Contents: SX Book, SX Key, SX Tech Board, Samples, Resonators, Cable and Manual
• Product: Microcontroller Basic Stamps
• Operating Supply Voltage: 5 V
• For Use With/related Products: SX MCUs
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

addr8
addr12
bit
fr = file register (location in RAM)
M = mode register
!OPTION
!port
STATUS
W = working register
Z = zero flag
NOP
NOT
NOT
OR
OR
OR
PAGE
RET
RETI
RETIW
RETP
RETW
RL
RR
SB
SC
SETB
SKIP
SLEEP
SNB
SNC
SNZ
STC
STZ
SUB
SWAP
SZ
TEST
TEST
XOR
XOR
XOR
Instr.
Parameters
fr
W
fr, W
W, fr
W, #literal
addr12
lit
fr
fr
op.bit
op.bit
op.bit
fr, W
fr
fr
W
fr, W
W, fr
W, #literal
NOT fr ð fr
NOT W ð W
fr OR W ð fr
fr OR W ð W
W OR literal ð W
addr12(10:9) ð STATUS(6:5) (SX20/28) / addr12(11:9) ð STATUS(7:5) (SX48/52)
TOS ð PC
Restores W, STATUS, FSR and PC from shadow registers
RTCC+W ð RTCC, restores W, STATUS, FSR and PC from shadow registers
TOS(10:9) ð PA1:PA0, TOS(8:0) ð PC
lit ð W, TOS ð PC
C ð fr(0), fr(6:0) ð fr(7:1), fr(7) ð C
C ð fr(7), fr(7:1) ð fr(6:0), fr(0) ð C
PC+1 ð PC, when bit is set in op
PC+1 ð PC, when C is set
1 ð bit in op
PC+1 ð PC
PC+1 ð PC when bit is clear in op
PC+1 ð PC when C is clear
PC+1 ð PC when Z is clear
1 ð C
1 ð Z
fr-W ð fr
fr(7:4) ð fr(3:0), fr(3:0) ð fr(7:4)
PC+1 ð PC when Z is set
NOT(fr-fr) ð Z
NOT(W-W) ð Z
fr XOR W ð fr
fr XOR W ð fr
W XOR literal ð W
Meaning
12 Appendix B: Instruction Set Overview
= 8-bit address
= 11-bit (SX20/28) or 12-bit (SX48/52) address
= bit position (0…7) in operand C
FSR
op
= option register
= port configuration register
= status register
!WDT
= file select register
= operand
= watchdog timer register
SX-Key/Blitz Development System Manual 2.0 Parallax, Inc. Page 115
addr9
PC
TOS
= 9-bit address
= program counter register
RTCC
= top of stack
= carry flag
= real-time clock counter register