more notes + datasheets

2025-10-26 00:59:27 +02:00
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+# CPU board
+
+## Components
+- CPU: [W65C02](../datasheets/w65c02s.pdf)
+- RAM: [LY62256PL-5LL](../datasheets/LY62256PL-55LL.pdf)
+- ROM: [AT28C64B](../datasheets/AT28C64B.pdf)
+- Register: [74HC377](../datasheets/74HC_HCT377.pdf)
+
+## Timings
+- PHI2 target: 10MHz -> 100ns