MB90560/565 Series
• Figure 1 Timing chart for undefined output from ports 0 and 1 (When RST pin level is “H”)
Oscillation stabilization delay time*2
Regulator circuit
stabilization delay time*1
VCC (Power supply pin)
PONR (Power-on reset) signal
RST (External asynchronous reset) signal
RST (Internal reset) signal
Oscillation clock signal
KA (Internal operating clock A) signal
KB (Internal operating clock B) signal
PORT (port output) signal
Undefined output time
*1 : Regulator circuit oscillation stabilization delay time :
217/Oscillation clock frequency (approx. 8.19 ms for a 16 MHz oscillation clock frequency)
*2 : Oscillation stabilization delay time :
218/Oscillation clock frequency (approx. 16.38 ms for a 16 MHz oscillation clock frequency)
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