122-32000 Parallax Inc, 122-32000 Datasheet - Page 399

• Manufacturer Part Number: 122-32000
• Description: MANUAL PROPELLER
• Manufacturer: Parallax Inc

Specifications of 122-32000

• Accessory Type: Manual
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: Propeller Education (PE) Kit
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

RET
Instruction: Return to address.
RET
Explanation
RET
RET
instruction that targets
REV
Instruction: Reverse LSBs of value and zero-extend.
REV
Result: Value has lower 32 - Bits of its LSBs reversed and upper bits cleared.
Explanation
REV
Value’s MSBs.
If the
effect is specified, the C flag is set equal to Value’s original bit 0. The result is written to
Value unless the
–INSTR– ZCRI –CON–
–INSTR– ZCRI –CON–
010111 0001 1111 --------- ---------
001111 001i 1111 ddddddddd sssssssss
•
•
is a subset of the
instruction is meant to be used along with a label in the form “
(Reverse) reverses the lower (32 - Bits) of Value’s LSB and clears the upper Bits of
Value,
WZ
Value
Bits
is the number of Value’s LSBs to reverse. The upper Bits MSBs of Value are
cleared.
effect is specified, the Z flag is set (1) if the resulting Value equals zero. If the
〈
(s-field) is a register or a 5-bit literal whose value subtracted from 32, (32 - Bits),
#
〉
(d-field) is the register containing the value whose bits are reversed.
Bits
NR
effect is specified.
JMP
–DEST–
RET
–DEST–
instruction but with the i-field set and the s-field unspecified. The
’s routine, “
5: Assembly Language Reference –
–SRC–
–SRC–
label
.” See
Result = 0
Result = 0
Z Result
Z Result
CALL
on page 360 for more information.
Propeller Manual v1.0 · Page 399
C Result
C Result
D[0]
---
label_ret
Not Written
Result
Result
Written
” and a
,
Clocks
Clocks
4
CALL
4
WC