10-4. Keyboard controller basic
flow
Power ON
Read key status and
initialize
Check internal ROM
Timer
START ISmS)
Key serch
N
Check program
Key Buff ....
PRO/OP
LOAD
Code convert
ASC11, G, F
Code convert
SEND
TO SUB
CPU
- 93-
-
M Z3500
N
y
Reset CTRL mode
