MC68HC05K0 Datasheet, PDF (78/154 Pages) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

Technical Data
Freescale Semiconductor, Inc.
TIMER CLOCK (f_OP) _{÷ 4}
(f_OSC ÷ 2)
f_OP ÷ 2²
TIMER COUNTER REGISTER
7-BIT COUNTER
f_OP ÷ 2¹⁰
f_OP ÷ 2¹²
f_OP ÷ 2¹⁴
f_OP ÷ 2¹⁵
f_OP ÷ 2¹⁶
f_OP ÷ 2¹⁷
RTI
RATE
SELECT
RT0
RT1
TOF
POR
RTIF
RTIE
INTERRUPT
REQUEST
TOIE
COP RESET
QS
÷2
÷2
÷2
R
COP CLEAR
RESET
Figure 8-1. Multifunction Timer Block Diagram
8.3 Timer Status and Control Register
The timer status and control register (TSCR), shown in Figure 8-2,
contains these bits:
• Timer interrupt enable bits
• Timer interrupt flags
• Timer interrupt flag reset bits
• Timer interrupt rate select bits
Technical Data
MC68HC05K0 • MC68HC05K1 — Rev. 2.0
Multifunction Timer
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