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ZERO Emulator - BugsI have been using Zero emulator to experiment a few routines in assembly, since it has a somewhat usable debugger. However I believe I found a few b…
ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
... /> DEC BC ; Compensate for CPI increment
SUB 3 ; ... Param
CPI ; Critical set of instructions ... /> DEC BC ; Compensate for CPI increment
SUB 4 ; ... EX AF,AF'
CPI ; Critical set of instructions ...ZX Spectrum CartridgesI have been thinking of "cloning" ZX Cartridges for a while (case, board and silicon skirt), to be able to make new releases or replace damaged cartr…
... [/b] instruction by a [b]CPI[/b] instruction. My goal was ... not familiar with the [b]CPI[/b] instruction, since it compares ...Mastering flagsI'm little lost when different flags are set/reset after logic operations, and what conditions must be met. For example, [code] ld a, MODE…
... /> 3. In block operations (LDI, CPI etc), PO is set when ...Graphics program in AssemblyHi so I think I'm getting the hang of this so I've done this program. It writes directly to the screen. I'm using ZX Spin. [code] LD HL,16384 LD B,…
... ),D
INC D
CPI
JP PE, Loop
[/code]
The CPI instruction does "INC HL; DEC ... in this usage.
CPI+JP -> 5 bytes, 26 ...US Dollar to collapse soon?I'm hearing a lot of commentators predicting the imminent collapse of the dollar. Dollar decline v Dollar collapse. It's declining fast right, but…
... obviously prefers to use the CPI (consumer price index) which excludes ...
