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用AVR453开发的电池保护板的C语言程序,希望对大家有用!

<a name="l00366"></a>00366 
<a name="l00367"></a>00367   <span class="keywordflow">return</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) calc;
<a name="l00368"></a>00368 }
<a name="l00369"></a>00369 
<a name="l00370"></a>00370 
<a name="l00371"></a>00371 <span class="comment">// Pass in 0 for 1-sec basis, 1 for 1-minute avg'd basis.</span>
<a name="l00372"></a><a class="code" href="analog_8h.html#7e505f93a95cd6f89b4fe51f95d8bab1">00372</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="analog_8c.html#7e505f93a95cd6f89b4fe51f95d8bab1">TimeToEmpty</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> avgd)    <span class="comment">//cmd = 17,18; how many mins until battery is discharged at present rate</span>
<a name="l00373"></a>00373 {
<a name="l00374"></a>00374   <span class="keywordtype">signed</span> <span class="keywordtype">int</span> rate;
<a name="l00375"></a>00375   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> presentrate;
<a name="l00376"></a>00376   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> cap;
<a name="l00377"></a>00377 
<a name="l00378"></a>00378   <span class="keywordflow">if</span>(0 == avgd)
<a name="l00379"></a>00379     rate = <a class="code" href="analog_8c.html#d4163799d5840557b35dc6da99c3daf5">Current1Sec</a>();
<a name="l00380"></a>00380   <span class="keywordflow">else</span>
<a name="l00381"></a>00381     rate = <a class="code" href="analog_8c.html#8058a1d9e4e05eeaf4c72ea275686398">CCarray_Average</a>();
<a name="l00382"></a>00382 
<a name="l00383"></a>00383   <span class="keywordflow">if</span>(rate &gt;= 0)
<a name="l00384"></a>00384     <span class="keywordflow">return</span> 65535;
<a name="l00385"></a>00385 
<a name="l00386"></a>00386   rate = -rate;
<a name="l00387"></a>00387 
<a name="l00388"></a>00388   <span class="keywordflow">if</span>(<a class="code" href="bootldr_8h.html#c7f9993307a3c3559f56d0353613de62">SMBvariables</a>[<a class="code" href="bootldr_8h.html#9b9498cc5b1927e9d63da15b33c851a4">SMBV_BattMode</a>][<a class="code" href="bootldr_8h.html#c1d4ce681b76fba522c9e4b1c9b08e43">hibyte</a>] &amp; <a class="code" href="bootldr_8h.html#7444c17c928cb175b15b8ed2309a02eb">CAPACITY_MODE</a>)       <span class="comment">//use mW in calculations</span>
<a name="l00389"></a>00389   {
<a name="l00390"></a>00390     <span class="comment">//First, determine actual rate of Wattage being used.</span>
<a name="l00391"></a>00391     presentrate = rate * <a class="code" href="analog_8c.html#a11443421116209f2df8cb070059ccc3">GetVoltage</a>();          <span class="comment">//this is in uW scale</span>
<a name="l00392"></a>00392 
<a name="l00393"></a>00393     <span class="comment">//Next, determine capacity at pack's minimum V (full discharge)</span>
<a name="l00394"></a>00394     cap = <a class="code" href="analog_8c.html#f1722fe2bd2d29efe386f8c760effa44">GetCharge_mAmins</a>() * <a class="code" href="pack_8h.html#060b1515ea1272dfdba0a8af7874c585">PACK_MINV</a>;       <span class="comment">//this is in uWmins scale</span>
<a name="l00395"></a>00395 
<a name="l00396"></a>00396     <span class="comment">//Divide uWmins by uW and you get minutes.</span>
<a name="l00397"></a>00397     cap = cap / presentrate;
<a name="l00398"></a>00398   }
<a name="l00399"></a>00399   <span class="keywordflow">else</span>
<a name="l00400"></a>00400   {
<a name="l00401"></a>00401     cap = <a class="code" href="analog_8c.html#f1722fe2bd2d29efe386f8c760effa44">GetCharge_mAmins</a>() / rate;    <span class="comment">// (mAmins / mA) = minutes</span>
<a name="l00402"></a>00402   }
<a name="l00403"></a>00403 
<a name="l00404"></a>00404   <span class="keywordflow">return</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) cap;
<a name="l00405"></a>00405 }
<a name="l00406"></a>00406 
<a name="l00407"></a>00407 
<a name="l00408"></a>00408 
<a name="l00409"></a>00409 
<a name="l00410"></a><a class="code" href="analog_8h.html#954ee9167fde92c393ba9dc5d6561daf">00410</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="analog_8c.html#954ee9167fde92c393ba9dc5d6561daf">AvgTimeToFull</a>(<span class="keywordtype">void</span>)        <span class="comment">//cmd = 19</span>
<a name="l00411"></a>00411 {
<a name="l00412"></a>00412   <span class="keywordtype">signed</span> <span class="keywordtype">int</span> rate;
<a name="l00413"></a>00413   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> presentrate;
<a name="l00414"></a>00414   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> cap;
<a name="l00415"></a>00415 
<a name="l00416"></a>00416   rate = <a class="code" href="analog_8c.html#d4163799d5840557b35dc6da99c3daf5">Current1Sec</a>();
<a name="l00417"></a>00417   <span class="keywordflow">if</span>(rate &lt;= 0)
<a name="l00418"></a>00418     <span class="keywordflow">return</span> 65535;
<a name="l00419"></a>00419 
<a name="l00420"></a>00420 
<a name="l00421"></a>00421   <span class="keywordflow">if</span>(<a class="code" href="bootldr_8h.html#c7f9993307a3c3559f56d0353613de62">SMBvariables</a>[<a class="code" href="bootldr_8h.html#9b9498cc5b1927e9d63da15b33c851a4">SMBV_BattMode</a>][<a class="code" href="bootldr_8h.html#c1d4ce681b76fba522c9e4b1c9b08e43">hibyte</a>] &amp; <a class="code" href="bootldr_8h.html#7444c17c928cb175b15b8ed2309a02eb">CAPACITY_MODE</a>)       <span class="comment">//use mW in calculations</span>
<a name="l00422"></a>00422   {
<a name="l00423"></a>00423     <span class="comment">//First, determine actual rate of Wattage being used.</span>
<a name="l00424"></a>00424     presentrate = rate * <a class="code" href="analog_8c.html#a11443421116209f2df8cb070059ccc3">GetVoltage</a>();          <span class="comment">//this is in uW scale</span>
<a name="l00425"></a>00425 
<a name="l00426"></a>00426     <span class="comment">//Next, determine capacity at pack's minimum V (full discharge)</span>
<a name="l00427"></a>00427     cap = <a class="code" href="analog_8c.html#e0e293d14274192012679a5a00a8cc88">GetChgUntilFull_mAmins</a>() * <a class="code" href="pack_8h.html#060b1515ea1272dfdba0a8af7874c585">PACK_MINV</a>; <span class="comment">//this is in uWmins scale</span>
<a name="l00428"></a>00428 
<a name="l00429"></a>00429     <span class="comment">//Divide uWmins by uW and you get minutes.</span>
<a name="l00430"></a>00430     cap = cap / presentrate;
<a name="l00431"></a>00431   }
<a name="l00432"></a>00432   <span class="keywordflow">else</span>
<a name="l00433"></a>00433   {
<a name="l00434"></a>00434     cap = <a class="code" href="analog_8c.html#e0e293d14274192012679a5a00a8cc88">GetChgUntilFull_mAmins</a>() / rate;      <span class="comment">// (mAmins / mA) = minutes</span>
<a name="l00435"></a>00435   }
<a name="l00436"></a>00436 
<a name="l00437"></a>00437   <span class="keywordflow">return</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) cap;
<a name="l00438"></a>00438 }
<a name="l00439"></a>00439 
<a name="l00440"></a>00440 
<a name="l00441"></a>00441 
<a name="l00442"></a>00442 
<a name="l00443"></a>00443 
<a name="l00444"></a>00444 
<a name="l00445"></a>00445 
<a name="l00446"></a>00446 <span class="comment">/* =====================================================================================</span>
<a name="l00447"></a>00447 <span class="comment">   =====================================================================================</span>
<a name="l00448"></a>00448 <span class="comment">   ===================================================================================== */</span>
<a name="l00449"></a>00449 
<a name="l00450"></a>00450 
<a name="l00451"></a>00451 <span class="comment">//Local 'helper' functions (not exposed in analog.h)</span>
<a name="l00452"></a>00452 
<a name="l00453"></a>00453 
<a name="l00456"></a><a class="code" href="analog_8c.html#65cbb0f3e8aa58b8abe45b1d9dd086a9">00456</a> <span class="preprocessor">#define FAST_RC_CAL    (sig_array[0x01])</span>
<a name="l00457"></a><a class="code" href="analog_8c.html#a3510402ed0bea945bced29c323b2629">00457</a> <span class="preprocessor"></span><span class="preprocessor">#define SLOW_RC_LO_CAL (sig_array[0x06])</span>
<a name="l00458"></a><a class="code" href="analog_8c.html#6465f46ae12e83ee0ad16ca881463630">00458</a> <span class="preprocessor"></span><span class="preprocessor">#define SLOW_RC_HI_CAL (sig_array[0x07])</span>
<a name="l00459"></a><a class="code" href="analog_8c.html#3a272b9342915be2134fedbf9f936f05">00459</a> <span class="preprocessor"></span><span class="preprocessor">#define BG_C_CAL       (sig_array[0x09])</span>
<a name="l00460"></a><a class="code" href="analog_8c.html#35d3af43d03665ff4f8e10b7dec063e0">00460</a> <span class="preprocessor"></span><span class="preprocessor">#define CELL1_LO_CAL   (sig_array[0x10])</span>
<a name="l00461"></a><a class="code" href="analog_8c.html#6764c73d87c12e9099120b4c78921bfa">00461</a> <span class="preprocessor"></span><span class="preprocessor">#define CELL1_HI_CAL   (sig_array[0x11])</span>
<a name="l00462"></a><a class="code" href="analog_8c.html#ba2c0c1972ea8403b31535edc971ad1b">00462</a> <span class="preprocessor"></span><span class="preprocessor">#define CELL2_LO_CAL   (sig_array[0x12])</span>
<a name="l00463"></a><a class="code" href="analog_8c.html#ddf8efea77239b900f9e77aa8bf5b971">00463</a> <span class="preprocessor"></span><span class="preprocessor">#define CELL2_HI_CAL   (sig_array[0x13])</span>
<a name="l00464"></a><a class="code" href="analog_8c.html#3445e8939cb1e02814aeedd3ac3356a1">00464</a> <span class="preprocessor"></span><span class="preprocessor">#define CELL3_LO_CAL   (sig_array[0x14])</span>
<a name="l00465"></a><a class="code" href="analog_8c.html#6434808ec881415cf38902801e60d268">00465</a> <span class="preprocessor"></span><span class="preprocessor">#define CELL3_HI_CAL   (sig_array[0x15])</span>
<a name="l00466"></a><a class="code" href="analog_8c.html#14923711cac81045c8e3ffe2dd8671ba">00466</a> <span class="preprocessor"></span><span class="preprocessor">#define CELL4_LO_CAL   (sig_array[0x16])</span>
<a name="l00467"></a><a class="code" href="analog_8c.html#3fc7ced524333801057555f303d9ac82">00467</a> <span class="preprocessor"></span><span class="preprocessor">#define CELL4_HI_CAL   (sig_array[0x17])</span>
<a name="l00468"></a><a class="code" href="analog_8c.html#3464253690e1bf7600cb4d71bf0a49d7">00468</a> <span class="preprocessor"></span><span class="preprocessor">#define ADC0_LO_CAL    (sig_array[0x18]) // currently not used</span>
<a name="l00469"></a><a class="code" href="analog_8c.html#251cba556dcb04089223e853f8c21713">00469</a> <span class="preprocessor"></span><span class="preprocessor">#define ADC0_HI_CAL    (sig_array[0x19]) // currently not used</span>
<a name="l00470"></a><a class="code" href="analog_8c.html#5df5677b296b630ab7b6fa8bffa71440">00470</a> <span class="preprocessor"></span><span class="preprocessor">#define VPTAT_LO_CAL   (sig_array[0x1A])</span>
<a name="l00471"></a><a class="code" href="analog_8c.html#edbf97c9632981af1b47a0df57319b7a">00471</a> <span class="preprocessor"></span><span class="preprocessor">#define VPTAT_HI_CAL   (sig_array[0x1B])</span>
<a name="l00472"></a>00472 <span class="preprocessor"></span>
<a name="l00473"></a>00473 <span class="comment">// Old defines (for rev.D), not fully compatible with new routines</span>
<a name="l00474"></a>00474 <span class="comment">/*</span>
<a name="l00475"></a>00475 <span class="comment">#define FAST_RC_CAL  (sig_array[0x01])</span>
<a name="l00476"></a>00476 <span class="comment">#define SLOW_RC_CAL  (sig_array[0x03])</span>
<a name="l00477"></a>00477 <span class="comment">#define BG_C_CAL     (sig_array[0x09])</span>
<a name="l00478"></a>00478 <span class="comment">#define BG_R_CAL     (sig_array[0x0B])</span>
<a name="l00479"></a>00479 <span class="comment">#define VPTAT_HI_CAL (sig_array[0x0D])</span>
<a name="l00480"></a>00480 <span class="comment">#define VPTAT_LO_CAL (sig_array[0x0F])</span>
<a name="l00481"></a>00481 <span class="comment">#define CELL1_CAL    (sig_array[0x11])</span>
<a name="l00482"></a>00482 <span class="comment">#define CELL2_CAL    (sig_array[0x13])</span>
<a name="l00483"></a>00483 <span class="comment">#define CELL3_CAL    (sig_array[0x15])</span>
<a name="l00484"></a>00484 <span class="comment">#define CELL4_CAL    (sig_array[0x17])</span>
<a name="l00485"></a>00485 <span class="comment">*/</span>
<a name="l00486"></a>00486