Statements (37)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:architecture
|
| gptkbp:addressingModes |
indirect
register immediate direct indexed auto-decrement auto-increment |
| gptkbp:addressSpace |
16-bit
|
| gptkbp:designedFor |
gptkb:PDP-11
|
| gptkbp:developedBy |
gptkb:Digital_Equipment_Corporation
|
| gptkbp:endianSupport |
little-endian
|
| https://www.w3.org/2000/01/rdf-schema#label |
PDP-11 ISA
|
| gptkbp:influenced |
gptkb:Motorola_68000
gptkb:Intel_x86 gptkb:VAX_ISA |
| gptkbp:instructionLength |
16-bit
|
| gptkbp:introducedIn |
1970
|
| gptkbp:length |
16-bit
|
| gptkbp:notableFor |
simplicity
orthogonal design influence on later architectures |
| gptkbp:registration |
8 general-purpose registers
1 program counter 1 stack pointer 1 status register |
| gptkbp:supports |
orthogonal instruction set
memory-mapped I/O auto-decrement addressing auto-increment addressing byte addressing |
| gptkbp:usedFor |
embedded systems
minicomputers |
| gptkbp:usedIn |
gptkb:PDP-11/20
gptkb:PDP-11/70 |
| gptkbp:bfsParent |
gptkb:VAX_ISA
|
| gptkbp:bfsLayer |
6
|