Pentek 6230 Operating Manual page 202

ADM1024
Channel Mode Register Bit
0
1
2
3
4
5
6
7
Power-on Default = 0000 0000
+12 V +5 V
IN IN
<0.062 <0.026
0.062–0.125 0.026–0.052
0.125–0.188 0.052–0.078
0.188–0.250 0.078–0.104
0.250–0.313 0.104–0.130
0.313–0.375 0.130–0.156
0.375–0.438 0.156–0.182
0.438–0.500 0.182–0.208
0.500–0.563 0.208–0.234
4.000–4.063 1.666–1.692
8.000–8.063 3.330–3.560
12.000–12.063 5.000–5.026
15.312–15.375 6.380–6.406
15.375–15.437 6.406–6.432
15.437–15.500 6.432–6.458
15.500–15.563 6.458–6.484
15.563–15.625 6.484–6.510
15.625–15.688 6.510–6.536
15.688–15.750 6.536–6.562
15.750–15.812 6.562–6.588
15.812–15.875 6.588–6.615
15.875–15.938 6.615–6.640
>15.938 >6.640
Table II. Channel Mode Register
Controls Pin(s)
5
6
17, 18
Int. V Meas.
CC
24
23
22
20–24
Table III. A/D Output Code vs. V
Input Voltage
V (3.3 V) V (5 V)
CC CC
<0.0172 <0.026
0.017–0.034 0.026–0.052
0.034–0.052 0.052–0.078
0.052–0.069 0.078–0.104
0.069–0.086 0.104–0.130
0.086–0.103 0.130–0.156
0.103–0.120 0.156–0.182
0.120–0.138 0.182–0.208
0.138–0.155 0.208–0.234
1.100–1.117 1.666–1.692
2.200–2.217 3.330–3.560
3.300–3.317 5.000–5.026
4.210–4.230 6.380–6.406
4.230–4.245 6.406–6.432
4.245–4.263 6.432–6.458
4.263–4.280 6.458–6.484
4.280–4.300 6.484–6.510
4.300–4.314 6.510–6.536
4.314–4.331 6.536–6.562
4.331–4.348 6.562–6.588
4.348–4.366 6.588–6.615
4.366–4.383 6.615–6.640
>4.383 >6.640
Function
0 = FAN1, 1 = AIN1
0 = FAN2, 1 = AIN2
0 = 2.5 V, V
0 = 3.3 V, 1 = 5 V
0 = VID0, 1 = IRQ0
0 = VID1, 1 = IRQ1
0 = VID2, 1 = IRQ2
0 = VID0 to VID4, 1 = Interrupt Inputs
IN
+2.5 V +V
IN CCP1/2
<0.013 <0.014
0.013–0.026 0.014–0.028
0.026–0.039 0.028–0.042
0.039–0.052 0.042–0.056
0.052–0.065 0.056–0.070
0.065–0.078 0.070–0.084
0.078–0.091 0.084–0.098
0.091–0.104 0.098–0.112
0.104–0.117 0.112–0.126
•
•
•
0.833–0.846 0.900–0.914
•
•
•
1.667–1.680 1.800–1.814
•
•
•
2.500–2.513 2.700–2.714
•
•
•
3.190–3.203 3.445–3.459
3.203–3.216 3.459–3.473
3.216–3.229 3.473–3.487
3.229–3.242 3.487–3.501
3.242–3.255 3.501–3.515
3.255–3.268 3.515–3.529
3.268–3.281 3.529–3.543
3.281–3.294 3.543–3.558
3.294–3.307 3.558–3.572
3.307–3.320 3.572–3.586
>3.320 >3.586
–10–
, 1 = D2–, D2+
CCP2
A/D Output
AIN(1/2) Decimal
<0.010 0
0.010–0.019 1
0.019–0.029 2
0.029–0.039 3
0.039–0.049 4
0.049–0.058 5
0.058–0.068 6
0.068–0.078 7
0.078–0.087 8
0.625–0.635 64 (1/4-Scale)
1.250–1.260 128 (1/2-Scale)
1.875–1.885 192 (3/4-Scale)
2.392–2.402 245
2.402–2.412 246
2.412–2.422 247
2.422–2.431 248
2.431–2.441 249
2.441–2.451 250
2.451–2.460 251
2.460–2.470 252
2.470–2.480 253
2.480–2.490 254
>2.490 255
Binary
00000000
00000001
00000010
00000011
00000100
00000101
00000110
00000111
00001000
01000000
10000000
11000000
11110101
11110110
11110111
11111000
11111001
11111010
11111011
11111100
11111101
11111110
11111111
REV. A