|
|
* j: @! @! `& g' L
客户要求如下,如果哪家工厂可以做,请和我联系 ( ]6 ?. L) |, i; P7 o. g
> The application that we have in mind is similar to others that we commonly
8 D! i- h4 w+ m9 _> have. If we were to pay for FCC approval, we would want to use the modem
( @* ~! }) X; k1 U6 [' K8 `> units in all similar applications under the same approval number. ' w3 c) I0 W# q; m4 m2 O" ^
> Therefore, we would like to be able to configure the units to a specific
8 i2 Q5 Z% b# i& Z3 d, V> application. For the business that we do, this approach will yield more . r- u0 D* p0 {
> sales based on the same product and approval. We are interested in the * W5 t' h& c, T2 d
> following specifications: 3 V& ^' R( Z/ y- Q6 Q
> . z4 ?. R3 ? T& ~6 G( t
> - 2 inputs at the Transmitter with three possibilities;
/ i8 c B; T9 p& y& y> 2 analog
1 _6 S0 \+ H$ U! D; h. q> 2 digital X/ n* s# Y2 s# J7 f
> 1 analog and 1 digital & I" P0 Y5 R' G& B7 {( {% K5 l& z
>
5 P5 ^; u- y" u( n* ]> - 2 outputs at the Receiver with three possibilities to match inputs
3 D: f2 M# |# R4 j- r' f> , z1 @; O0 C+ r
> - Ability to configure/define analog Transmitter input ranges through
5 e' T' f+ j F5 p> simple programming method to correspond with full-range analog Receiver 4 A7 W3 U9 I( K* t$ e1 _9 \
> outputs (0 - full voltage).
, D9 q2 C/ j% T. ?! E: O3 ]0 J2 Y>
$ E% H, N, x0 U9 R> - Ability to configure and set sample rates for the inputs.
1 P$ P# F& N/ T>
0 {* W b& C5 p3 x/ y> - Digital output on Transmitter that turns on during the sampling period. ( W6 v( S2 L4 |: h1 t/ G. [
> # t" u2 Q6 W0 t' e v
> - Ability to configure a power saving Sleep Mode in the Transmitter by 1 a2 n' s) D# a8 E" o
> both software control and input hardware control.
% m' y& w) u% o$ ^- l> ' ]9 g1 O% q/ K3 N
> In order to configure the units, we would need a way to make the
- D- V+ W( i; f0 m+ p4 v H> settings. This would preferably be from a computer terminal so that 4 N; u, {7 z& S7 n
> configurations can be saved or easily duplicated for production volumes. ; N, k. w( N% u- |" o! ~" N
> The units should be small and compact with shielding, and able to mount / f- I% D( {- _. B V" S9 l+ W# @
> to a printed circuit board with header connector.
, f8 ^9 ]$ s; V. x6 j4 K" F>
5 {( b- \/ {( [7 e- y0 a> At this time, we are interested in samples of a pair of modems that
2 ]* o2 o! H) x8 m; K- W, S> might be similar to this proposed system. We do not expect that you . n) F" Z# }4 X# l" A* N5 ^( h
> provide all of these specifications at this time. I can describe our
7 r) y5 _! \- U. g3 U> immediate application needs in the next email if this project is of
' ?- i9 z5 w$ U# u, D: r> interest to you. Perhaps you can make the samples by those 1 F1 x; c4 k: R% t s
> specifications. This will allow us to test your radios before we move ' E& `) q" A& T8 c- W$ H
> forward. We are interested in your 900MHz radio to start.
4 g( o8 ?8 @$ _! V |
|