參數(shù)資料
型號: MC68HC05G1B
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDIP56
封裝: SDIP-56
文件頁數(shù): 87/124頁
文件大?。?/td> 732K
代理商: MC68HC05G1B
MC68HC05G1
MOTOROLA
7-11
PROGRAMMABLE TIMER
7
Figure 7-5 Timer State Diagram for Timer Overow
INTERNAL
PROCESSOR
CLOCK
T00
T01
T10
T11
COUNTER
(16 BIT)
INTERNAL
TIMER
CLOCKS
$FFFE
$FFFF
$0000
$0001
$0002
Note:
TIMER
OVERFLOW
FLAG (TOF)
The TOF bit is set at timer state T11 (transition of counter from $FFFF to $0000).
It is cleared by a read of the timer status register during the internal processor
clock high time followed by a read of the counter low register.
TPG
61
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