AK9752AE Datasheet, PDF (24/36 Pages) Asahi Kasei Microsystems – Ultra-small IR sensor IC with IC

[AK9752]
7). IR: Measurement data of IR Sensor (Read Only Register)
Address Name D7
D6
D5
D4
06H
IR
IR[7]
IR[6]
IR[5]
IR[4]
07H
IR IR[15] IR[14] IR[13] IR[12]
Reset
0
0
0
0
D3
IR[3]
IR[11]
0
D2
IR[2]
IR[10]
0
D1
IR[1]
IR[9]
0
D0
IR[0]
IR[8]
0
Measurement data of IR Sensor
IR[7:0]: Lower 8-bit of output data
IR[15:8]: Upper 8-bit of output data
16-bit data is stored in 2’s compliment format.
Table 13.2. Measurement data of IR Sensor
Measurement data of IR Sensor [15:0]
2’s compliment
Hex
Decimal
Output current of
IR Sensor
Unit
0111 1111 1111 1111
7FFF
32767
15000 or more
⁞
⁞
⁞
⁞
0010 0111 0001 0000
2710
10000
4578
⁞
⁞
⁞
⁞
0000 0011 1110 1000
03E8
1000
457.8
⁞
⁞
⁞
⁞
0000 0000 0110 0100
0064
100
45.78
⁞
⁞
⁞
⁞
0000 0000 0000 0001
0001
1
0.4578
0000 0000 0000 0000
0000
0
0
pA
1111 1111 1111 1111
FFFF
-1
-0.4578
⁞
⁞
⁞
⁞
1111 1111 1001 1100
FF9C
-100
-45.78
⁞
⁞
⁞
⁞
1111 1100 0001 1000
FC18
-1000
-457.8
⁞
⁞
⁞
⁞
1101 1000 1111 0000
D8F0
-10000
-4578
⁞
⁞
⁞
⁞
1000 0000 0000 0000
8001
-32767
-15000 or less
Output current of IR Sensor (pA) = 0.4578 × Measurement data of IR Sensor (Decimal)
016016473-E-00
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2017/1