參數(shù)資料
型號(hào): HD404849H
廠商: Hitachi,Ltd.
英文描述: SPLICE
中文描述: 4位單片機(jī)
文件頁數(shù): 95/125頁
文件大小: 471K
代理商: HD404849H
HD404849 Series
95
A/D Start Flag (ADSF: $020, Bit 2):
One-bit flag that initiates A/D conversion when set to 1. At the
completion of A/D conversion, the converted data is stored in the A/D data register and the A/D start flag is
cleared. Refer to figure 82.
Bit
Initial value
Read/Write
Bit name
3
0
R/W
DTON
2
0
R/W
ADSF
0
0
R/W
LSON
1
0
R/W
WDON
A/D start flag (ADSF: $020, bit 2)
1
0
ADSF (A/D start flag)
A/D conversion started
A/D conversion completed
Refer to the description of operating
modes
DTON
Refer to the description of timers
WDON
Refer to the description of operating
modes
LSON
Figure 82 A/D Start Flag (ADSF)
A/D Current Off Flag (IAOF: $021, Bit 2):
By setting this 1-bit flag to 1, the current flowing through the
ladder resistor of the A/D converter is cut off during standby and active modes. See figure 83.
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