Figure 3-104 Lqa301 And Lqa310 Circuit; Figure 3-105 Lqa301 And Lqa310 A/D Conversion Characteristics; Figure 3-106 Input Data Format (Data Area: Ew Area) - Hitachi S10mini Hardware Manual

ECM
A/D conversion data
[digit]
2,047
2,000
0
-5.12 -5.0
-2,000
-2,048
Figure 3-105 LQA301 and LQA310 A/D
Conversion Characteristics
SV0
Channel 0
E
C0
SHD
SV1
Channel 1
C1
SHD
SV2
Channel 2
C2
SHD
SV3
Channel 3
C3
SHD
FG
E: Input voltage
ECM: Inter-common voltage

Figure 3-104 LQA301 and LQA310 Circuit

Input voltage
5.0 5.12
[V]
3 INDIVIDUAL SPECIFICATIONS
LQA310
Internal circuit
15 14 13 12
2 2 2 2
2
Word 1
S S S S S
Word 2
S S S S S
Word 3 S S S S S
S S S S S
Word 4
The content of the
sign bit is reflected here.
A/D conversion data in times of overflow
Positive side: +2,047 (H7FF)
Negative side: -2,048 (H800)
Immediately after power ON (approximately
800 ms), the data in the EW area is set to H8000
(invalid data).
Figure 3-106 Input Data Format
3-83
LQA301
Internal circuit
A/D
11 10
2
Channel 0 A/D conversion data
Channel 1 A/D conversion data
Channel 2 A/D conversion data
Channel 3 A/D conversion data
A/D conversion data: -2,048 to +2,047
(S: Sign bit)
(Data area: EW area)
0
2