User Manual

Apollo3 Blue Datasheet

DS-A3-0p9p1 Page 626 of 909 2019 Ambiq Micro, Inc.

26 TMRB5IE1 0x0 RW

Counter/Timer B5 Interrupt Enable bit for COMPR1.

DIS = 0x0 - Disable counter/timer B5 from generating an interrupt based on

COMPR1.

EN = 0x1 - Enable counter/timer B5 to generate an interrupt based on COM-

PR1.

25 TMRB5IE0 0x0 RW

Counter/Timer B5 Interrupt Enable bit for COMPR0.

DIS = 0x0 - Disable counter/timer B5 from generating an interrupt based on

COMPR0.

EN = 0x1 - Enable counter/timer B5 to generate an interrupt based on COM-

PR0

24:22 TMRB5FN 0x0 RW

Counter/Timer B5 Function Select.

SINGLECOUNT = 0x0 - Single count (output toggles and sticks). Count to

CMPR0B5, stop.

REPEATEDCOUNT = 0x1 - Repeated count (periodic 1-clock-cycle-wide

pulses). Count to CMPR0B5, restart.

PULSE_ONCE = 0x2 - Pulse once (aka one-shot). Count to CMPR0B5,

assert, count to CMPR1B5, deassert, stop.

PULSE_CONT = 0x3 - Pulse continously. Count to CMPR0B5, assert,

count to CMPR1B5, deassert, restart.

SINGLEPATTERN = 0x4 - Single pattern.

REPEATPATTERN = 0x5 - Repeated pattern.

CONTINUOUS = 0x6 - Continuous run (aka Free Run). Count continuously.

ALTPWN = 0x7 - Alternate PWM

Table 898: CTRL5 Register Bits

Bit Name Reset RW Description