Host 32 Bits (16 Bits Addressable)
OCP Interface
TCLR
TTGR
TLDR
TCRR
TMAR
TSICR
TWPS
TIO CP_CFG
TISTAT
porgpocfg
pieventcapt
Edge Detection
Logic
piclktimer
Prescaler
Timer
Counter
COMP
Pulse
Pwm
Logic
IRQENABLE_SET
pointr_req
pointr_pend
pointr_swakeup
pifclken
pid1ereq
piocpmconnect
porocpsconnect
portimerpwm
poidleack
TCAR
1/2
IRQENABLE_CLR
IRQSTATUS
IRQWAKEEN
IRQSTATUS_RAW
DMTimer
Table 20-1. Timer Resolution and Maximum Range
Clock
Prescaler
Resolution
Interrupt Period Range
32.768 KHz
1 (min)
31.25 us
31.25 us to ~36h 35m
256 (max)
8 ms
8 ms to ~391d 22h 48m
25 MHz
1 (min)
40 ns
40 ns to ~171.8s
256 (max)
10.24 us
~20.5 us to ~24h 32m
20.1.1.3 Functional Block Diagram
shows a block diagram of the timer.
Figure 20-1. Timer Block Diagram
3552
Timers
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated