Toshiba T2N - Manual (Page 58)

2.Specification
User’s manual 43
10 (c)
5 (b)
1
0
-5
-10
-2000 2000 4000
20
10
4
(a)
2000 4000
D/A Conversion
Analog Value (V) Analog Value (mA)
•
±
10V
Data Format (Output occupies 2 words)
• 4-20mA / 1-50
Digital Value Digital Value
A = Analog value
D = Digital value
(a) 4-20mA range : A = 0.004 x D + 4
(b) 1-5V range : A = 0.001 x D + 1
(c)
± 10V range : A = 0.005 x D
F E D C B A 9 8 7 6 5 4 3 2 1 0
* * * * D D D D D D D D D D D D YW
S : Sign bit
0 = Positive
1 = Negative
D : Data bit (11 bits)
- 2000 - 2000 (HF830 - H07D0)
2's complement if negative
D : Data bit (12 bits)
0-4000 (H0000-H0FA0)
* : No effect (No effect on D/A conversion)
YW
2-Channel Analog Output
(12-bit) (Continued)
When executing direct output, two registers (both channels) should
be specified to output
NOTE
F E D C B A 9 8 7 6 5 4 3 2 1 0
* * * * S D D D D D D D D D D D