[PDF] r65c02 datasheet

How does the r6522 work?

HANDSHAKE CONTROL OF DATA TRANSFERS The R6522 allows positive control of data transfers between the system processor and peripheral devices through the operation of "handshake" lines Port A lines (CA.1. CA2) handshake data on both a read and a write ope'ation while the Port B lines (CB1.

Is the 65C02 a direct replacement for the 6502?

NOTE : At the top of page 18 of TANDOC Issue #2, it states: The 65C02 is a direct replacement for the 6502 and it will run all existing programs. This at least suggests use of the old 65C02 in your machine was a known configuration option back in the day.

What chip models are available for the W65C02 RTL-code?

The W65C02 RTL-Code is available as the core model and the W65C02S standard chip model. The standard chip model includes the soft-core and the buffer ring in RTL-Code. 32 10 ORDERING INFORMATION

What is the difference between the W65C02S and W 65c02s cores?

? The W65C02S core uses the same instruction set as the W65C02S. ? The only functional difference between the W65C02S and W65C02S core is the RDY pin. The W65C02S RDY pin is bi-directional.