參數(shù)資料
型號: MC68HC05JB3JP
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 3 MHz, MICROCONTROLLER, PDIP20
封裝: PLASTIC, DIP-20
文件頁數(shù): 102/148頁
文件大?。?/td> 1600K
代理商: MC68HC05JB3JP
November 5, 1998
GENERAL RELEASE SPECIFICATION
MC68HC05JB3
16-BIT TIMER
MOTOROLA
REV 1
9-1
SECTION 9
16-BIT TIMER
This 16-bit Programmable Timer (Timer1) has an Input Capture function and an
Output Compare function. Figure 9-1 shows a block diagram of the 16-bit
programmable timer.
Figure 9-1. Programmable Timer Block Diagram
IEDG
ICIE
OCIE
T
OIE
TMRH ($0018) TMRL ($0019)
16-BIT COUNTER
÷ 4
INTERNAL
(fOSC ÷ 2)
TIMER CONTROL REGISTER
TIMER
REQUEST
O
VERFLO
W
(T
OF)
RESET
CLOCK
INTERRUPT
ACRH ($001A) ACRL ($001B)
16-BIT COMPARATOR
OCRH ($0016) OCRL ($0017)
EDGE
SELECT
& DETECT
ICF
OCF
TO
F
TIMER STATUS REGISTER
IEDG
ICF
OCF
$0012
$0013
INTERNAL DATA BUS
LOGIC
ICRH ($0014)
ICRL ($0015)
PC0/
OCMP
MUX
PORT-C LOGIC
OCMPO
PB0/
TCAP
SIGNAL
CONDITIONING
TCMPE
(bit7 at $0E)
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