1
Download uPD780948 Subseries 8-bit Single
Transcript
Chapter 5 Clock Generator 5.1 Clock Generator Functions The clock generator generates the clock to be supplied to the CPU and peripheral hardware. The following type of system clock oscillators is available. (1) Main system clock oscillator This circuit oscillates at frequencies of 4 to 8.38 MHz. Oscillation can be stopped by executing the STOP instruction or setting the processor clock control register. (2) Subsystem clock oscillator The circuit oscillates at typical frequency of 40 KHz. Oscillation cannot be stopped. User’s Manual U12670EE3V0UD00 105
