參數(shù)資料
型號(hào): UPD178003GC-XXX-3B9
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁(yè)數(shù): 18/48頁(yè)
文件大小: 334K
代理商: UPD178003GC-XXX-3B9
18
μ
PD178002, 178003
Data Sheet U12628EJ3V0DS00
5.5 A/D Converter
An A/D converter consisting of three 8-bit resolution channels is incorporated.
The following two A/D conversion operation start-up methods are available.
Hardware start
Software start
Figure 5-5. A/D Converter Block Diagram
Tap
selector
INTAD
V
DD
Internal bus
GND
A/D conversion
result register (ADCR)
Control
circuit
Successive approximation
register (SAR)
ANI0/P10
ANI1/P11
ANI2/P12
Selector
Sample & hold circuit
Voltage comparator
Resistor string
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