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+ M# y% W# ^* X, ~% H. a客户要求如下,如果哪家工厂可以做,请和我联系 y5 K0 [. T+ V
> The application that we have in mind is similar to others that we commonly
8 ~6 A! z0 t$ [' m> have. If we were to pay for FCC approval, we would want to use the modem 1 ^. q( Q' g, r) v
> units in all similar applications under the same approval number. : m3 W4 N- k; _0 J
> Therefore, we would like to be able to configure the units to a specific
7 P1 ?9 _" d5 b! r+ m f8 T# F> application. For the business that we do, this approach will yield more ) N3 W; @# b h6 w7 }
> sales based on the same product and approval. We are interested in the
) o" ^/ G1 l1 U4 ~' P> following specifications:
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7 B5 e- e3 I! J) a& ^> - 2 inputs at the Transmitter with three possibilities; ( L* S8 h4 O, |) v! C
> 2 analog
0 ~/ K. w$ K% M Z8 Q> 2 digital $ [3 b$ | M, B9 e0 w( S
> 1 analog and 1 digital
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> - 2 outputs at the Receiver with three possibilities to match inputs 7 r3 c! Z. Q! N l1 m: v `) j" ^/ @
>
* w) e) R! u) V2 n. M9 @> - Ability to configure/define analog Transmitter input ranges through
% o: r l' v, c+ ^8 E* O> simple programming method to correspond with full-range analog Receiver ' S9 z: z7 e$ l/ S0 `& M
> outputs (0 - full voltage).
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> - Ability to configure and set sample rates for the inputs. ; L/ O- Z, S! m( R1 y. O
>
* E6 a/ a6 A1 t b# g1 G> - Digital output on Transmitter that turns on during the sampling period.
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> - Ability to configure a power saving Sleep Mode in the Transmitter by
" q) W) U, w1 [* g" x- p" N> both software control and input hardware control.
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> In order to configure the units, we would need a way to make the
9 D' t5 q& f8 w2 p: R> settings. This would preferably be from a computer terminal so that ! b& t/ Z7 y! n$ O
> configurations can be saved or easily duplicated for production volumes. 5 S/ a1 [. W8 l7 q, y
> The units should be small and compact with shielding, and able to mount
4 w6 j9 W6 m. A" D7 c> to a printed circuit board with header connector.
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> At this time, we are interested in samples of a pair of modems that
+ v3 \3 h8 o | S3 m$ y' w- w# f: W> might be similar to this proposed system. We do not expect that you
. }1 j; [% S9 b: I$ T: ~> provide all of these specifications at this time. I can describe our $ C! t% T: l8 G
> immediate application needs in the next email if this project is of ; K2 I7 }# |, z+ z
> interest to you. Perhaps you can make the samples by those
, t: M# U4 U( n0 d1 E> specifications. This will allow us to test your radios before we move 3 U; ^4 k g) t
> forward. We are interested in your 900MHz radio to start. / E" y5 s4 w+ G1 k
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