MC68HC908KX8 Datasheet, PDF (215/310 Pages) Motorola, Inc – Microcontrollers

Technical Data — MC68HC908KX8 • MC68HC908KX2 • MC68HC08KX8
Section 15. Timebase Module (TBM)
15.1 Contents
15.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
15.3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
15.4 Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
15.5 Interrupts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
15.6 TBM Interrupt Rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .218
15.7 Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219
15.7.1 Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .219
15.7.2 Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .219
15.8 Timebase Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
15.2 Introduction
This section describes the timebase module (TBM). The TBM will
generate periodic interrupts at user selectable rates using a counter
clocked by either the internal or external clock sources. This TBM
version uses 15 divider stages, eight of which are user selectable.
MC68HC908KX8 • MC68HC908KX2 • MC68HC08KX8 — Rev. 1.0
MOTOROLA
Timebase Module (TBM)
Technical Data
215