DS07-16303-3E Datasheet, PDF (46/97 Pages) Fujitsu Component Limited. – 32-bit RISC Microcontroller CMOS FR30 Series

MB91121
6. 16-bit Reload Timer
The 16-bit reload timer consists of a 16-bit down counter, a 16-bit reload timer, a prescaler for generating internal
count clock and control registers.
Internal clock can be selected from 3 types of internal clocks (divided by 2/8/32 of machine clock) .
The DMA transfer can be started by the interruption.
The MB91121 consists of 3 channels of the 16-bit reload timer.
• Block diagram
16
16-bit reload register
8
Reload
16
16-bit down counter UF
2
GATE
OUT
CTL.
2
Clock selector
CSL1
CSL0
2
EXCK
Retrigger
IN CTL.
φφφ
2¹ 2³ 2⁵
Prescaler
clear
3
MOD2
Internal clock
3
MOD1
MOD0
RELD
OUTE
OUTL
INTE
UF
IRQ
CNTE
TRG
PWM (ch0, ch1)
A/D (ch2)
46