PD178004A_15 Datasheet, PDF (19/58 Pages) Renesas Technology Corp – PD178004A_15

µPD178004A, 178006A, 178016A, 178018A
Figure 5-3. 8-Bit Timer/Event Counter Block Diagram
Internal Bus
fxx/2 to fxx/2 ⁹
fx/2¹¹
TI1/P33
fxx/2 to fxx/2 ⁹
fx/2 ¹¹
TI2/P34
8-Bit Compare
Register (CR10)
Match
8-Bit Compare
Register (CR20)
Match
Selector
8-Bit Timer
Register 1 (TM1)
Selector
Clear
Selector
Selector
8-Bit Timer
Register 2 (TM2)
Clear
Internal Bus
INTTM1
Selector
INTTM2
Figure 5-4. 8-Bit Timer (D/A Converter) Block Diagram
4.5 MHz
Internal Bus
INTPWM
PWM Duty Setting Block
PWM Data Register 2 ^Note
(PWMR2)
PWM Data Register 1
(PWMR1)
PWM Data Register 0
(PWMR0)
Clock
Generation
Block
fPWM
Comparator
Comparator
Comparator
Clear
Circuit
b8
b0
9-Bit Binary Counter
PWM Mode
Select Register
PWM PWM PWM
0SE 1SE 2SE
Output Select
Block
Output Select
Block
Output Select
Block
P132/PWM0
P133/PWM1
P134/PWM2
PWM PWM PWM PWM PWM
BIT CK0 MD ST RES
PWM Control Register
Internal Bus
Note The PWM data register 2 (PWMR2) is multiplexed with the PWM timer register (PWMTMR).
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