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system_routines:upi [2016/06/01 15:48] ex_writer created |
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| ====== User Program Interface ====== | ====== User Program Interface ====== | ||
| - | The User Program Interface (UPI) is a set of procedures and conventions used by a cartridge program to access the facilities provided by the Bally Arcade's [[system rom|operating system]]. | + | The User Program Interface (UPI) is a set of procedures and conventions used by a cartridge program to access the facilities provided by the Bally Arcade's [[:system rom|operating system]]. |
| - | For details on the UPI's usage, see [[UPI Conventions]]. | + | For details on the UPI's usage, see [[:UPI Conventions]]. |
| ===== UPI System Routines ===== | ===== UPI System Routines ===== | ||
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| ^ Name ^ Description ^ | ^ Name ^ Description ^ | ||
| - | | [[user program interface#exit|EXIT / XINTC]] | Exit interpreter (with context) | | + | | [[#exit|EXIT / XINTC]] | Exit interpreter (with context) | |
| - | | [[user program interface#intpc|INTPC]] | Begin interpreting | | + | | [[#intpc|INTPC]] | Begin interpreting | |
| - | | [[user program interface#mcall|MCALL]] | "Macro Call" - Call an interpreter sequence as a subroutine | | + | | [[#mcall|MCALL]] | "Macro Call" - Call an interpreter sequence as a subroutine | |
| - | | [[user program interface#mjump|MJUMP]] | "Macro Jump" - Current interpretive PC is set to the contents of HL | | + | | [[#mjump|MJUMP]] | "Macro Jump" - Current interpretive PC is set to the contents of HL | |
| - | | [[user program interface#mret|MRET]] | "Macro Return" from interpreter subroutine | | + | | [[#mret|MRET]] | "Macro Return" from interpreter subroutine | |
| - | | [[user program interface#rcall|RCALL]] | "Real Call" - Call any assembly language subroutine from the interpreter | | + | | [[#rcall|RCALL]] | "Real Call" - Call any assembly language subroutine from the interpreter | |
| - | | [[user program interface#suck|SUCK]]* | Suck inline arguments into context block | | + | | [[#suck|SUCK]]* | Suck inline arguments into context block | |
| ===== UPI System Routine Descriptions ===== | ===== UPI System Routine Descriptions ===== | ||
