User manual

110
µPD750008 USER'S MANUAL
Figure 5-29. Block Diagram of the Timer Counter (Channel 1)
Count register (8)
MPX
Timer operation start signal
888
From the  clock  generator
Internal bus
TM16 TM15 TM14 TM13 TM12
Comparator (8)
Modulo register (8)
TO enable  flag
P21  output  latch  signal
Port 2  input/ output  mode
Clear signal
T1
TMOD1
Bit 2 of PMGB
P21/PTO1
Output  buffer
Reset
RESET IRQT1 clear  signal
TOUT flip-flop
TM1

IRQT1 set signal
INTT1
PORT2.1TOE1
CP
Match
8 8
