6502 Registers
The 6502 consists of the following registers:
Register | Name | Width |
A | Accumulator Register | 8 bits wide |
X | Index Register | 8 bits wide |
Y | Index Register | 8 bits wide |
P | Status Register | 8 bits wide |
S | Stack Pointer Register | 16 bits wide |
PC | Program Counter Register | 16 bits wide |
Source: Programming the 65816 Including the 6502, 65C02, and 65802. David Eyes and Ron Lichty.
Next: 6502 Addressing Modes