MC68HC705JJ7 Datasheet, PDF (106/164 Pages) Freescale Semiconductor, Inc – Microcontrollers

Programmable Timer
PB3
AN3
TCAP
INPUT
SELECT
MUX
EDGE
SELECT
& DETECT
LOGIC
CPF2
FLAG
BIT
FROM
ANALOG
SUBSYSTEM
ICEN
CONTROL
BIT
ICRH ($0014) ICRL ($0015)
TMRH ($0018) TMRL ($0019)
16-BIT COUNTER
16-BIT COMPARATOR
OCRH ($0016) OCRL ($0017)
ACRH ($001A) ACRL ($001B)
÷4
INTERNAL
CLOCK
(OSC ÷ 2)
DQ
PIN I/O
PB4
LOGIC
AN4
C
TCMP
ANALOG
COMP 1
RESET
TIMER CONTROL REGISTER
$0012
INTERNAL DATA BUS
TIMER STATUS REGISTER
$0013
Figure 11-1. Programmable Timer Overall Block Diagram
TIMER
INTERRUPT
REQUEST
MC68HC705JJ7 • MC68HC705JP7 Advance Information Data Sheet, Rev. 4.1
106
Freescale Semiconductor