HP 9835A Programming Manual page 242

35 series desktop computer assembly development rom
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220
Appendix B: Machine Instructions
Instruction
Form
Group
WWC
{reg}
L
n
Stack
{reg}
WWD
{reg} [ :]
Stack
{reg}
XFR
{n}
Load/Store
Description
Page
Withdraws a full word from the stack pointed at by
43
the C register and places
it
into the specified
register. Specifying register R4, RS, R6, or R7
causes an output 110 bus cycle to the interface
addressed by the Pa register. Incrementing or
decrementing of the
C
register can be specified.
Decrementing is the default. {reg} must be in the
range of 0 through 31. The incrementing or
decrementing action takes place after the
withdrawal.
Withdraws a full word from the stack pointed at by
the D register and places
it
into the specified
register. Specifying register R4, RS, R6, or R7
causes an output 110 bus cycle to the interface
addressed by the Pa register. Incrementing or
decrementing of the 0 register can be specified.
Decrementing is the default. {reg} must be in the
range of 0 through 31. The incrementing or
decrementing action takes place after th e
withdrawal.
Transfers the specified number of words, from the
location starting at the address pointed at by the A
register to the location starting at the address
painted at by the B register. A maximum of 16
words can be transferred.
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