NEC 78K0 Series User Manual page 264

8-bit timer H mode
register 1 (TMHMD1)
TMHE1 CKS12 CKS11 CKS10 TMMD11 TMMD10 TOLEV1 TOEN1
3 2
Decoder
f
PRS
2
f /2
PRS
4
f /2
PRS
6
f /2
PRS
12
f /2
PRS
f
RL
7
f /2
RL
9
f /2
RL
Timer H enable signal
Figure 9-2. Block Diagram of 8-Bit Timer H1
Internal bus
8-bit timer H
compare
register 1 1
( C M P 1 1 )
Selector
Match
8-bit timer
counter H1
Clear
Carrier generator mode signal
PWM mode signal
8-bit timer H RMC1 NRZB1 NRZ1
compare
register 0 1
Reload/
( C M P 0 1 )
interrupt control
F/F
Interrupt Output
generator controller
R
1
0
8-bit timer H carrier
control register 1
(TMCYC1)
INTTM51
Level Output latch
PM16
inversion
(P16)
INTTMH1
TOH1/
INTP5/
P16