參數(shù)資料
型號(hào): HD404339FS
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-Series microcomputer with large-capacity memory
中文描述: 4位HMCS400系列的大容量存儲(chǔ)器微機(jī)
文件頁(yè)數(shù): 41/78頁(yè)
文件大小: 337K
代理商: HD404339FS
HD404339 Series
41
Timer counter B
(TCB)
Timer mode
register B2
(TMB2)
EVNB
Selector
System
clock
PER
Prescaler S (PSS)
2
Edge
detector
Edge detection control signal
3
Timer write
register B lower
(TWBL)
Timer mode
register B1
(TMB1)
Timer write
register B upper
(TWBU)
Clock
Free-running
timer control
signal
Timer read
register B lower
(TRBL)
Interrupt request
flag of timer B
(IFTB)
Timer read
register BU
(TRBU)
Overflow
I
2
÷
4
÷
8
÷
3
÷
1
÷
5
÷
2
÷
Figure 29 Timer B Free-Running and Reload Operation Block Diagram
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