冰楓論壇

標題: STC12C5608AD-35I-SKDIP28製作逆變器 [打印本頁]

作者: 洪嵐峰 時間: 2023-4-8 07:31
標題: STC12C5608AD-35I-SKDIP28製作逆變器
STC12C5608AD-35I-SKDIP28是一款8051系列的單片機，可以用於控制逆變器的運行。逆變器通常用於將直流電轉換為交流電，因此需要使用一些其他的器件來實現逆變器的功能。

所需零件：

STC12C5608AD-35I-SKDIP28單片機
電解電容：C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13, C14, C15, C16, C17, C18
電阻：R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R21, R22, R23, R24, R25, R26, R27, R28, R29, R30, R31, R32, R33, R34, R35, R36, R37, R38, R39, R40, R41, R42, R43, R44, R45, R46, R47, R48, R49, R50, R51, R52, R53, R54, R55, R56, R57, R58, R59, R60, R61, R62, R63, R64, R65, R66, R67, R68, R69, R70, R71, R72, R73, R74, R75, R76, R77, R78, R79, R80, R81, R82, R83, R84, R85, R86, R87, R88, R89, R90, R91, R92, R93, R94, R95, R96, R97, R98, R99, R100, R101, R102, R103, R104, R105, R106, R107, R108, R109, R110, R111, R112, R113, R114, R115, R116, R117, R118, R119, R120, R121, R122, R123, R124, R125, R126, R127, R128, R129, R130, R131, R132, R133, R134, R135, R136, R137, R138, R139, R140, R141, R142, R143, R144, R145, R146, R147, R148, R149, R150, R151, R152, R153, R154, R155, R156, R157, R158, R159, R160, R161, R162, R163, R164, R165, R166, R167, R168, R169, R170, R171, R172, R173, R174, R175, R176, R177, R178, R179, R180, R181, R182, R183, R184,R185, R186, R187, R188, R189, R190, R191, R192, R193, R194, R195, R196, R197, R198, R199, R200, R201, R202, R203, R204, R205, R206, R207, R208, R209, R210, R211, R212, R213, R214, R215, R216, R217, R218, R219, R220, R221, R222, R223, R224, R225, R226, R227, R228, R229, R230, R231, R232, R233, R234, R235, R236, R237, R238, R239, R240, R241, R242, R243, R244, R245, R246, R247, R248, R249, R250, R251, R252, R253, R254, R255, R256, R257, R258, R259, R260, R261, R262, R263, R264, R265, R266, R267, R268, R269, R270, R271, R272, R273, R274, R275, R276, R277, R278, R279, R280, R281, R282, R283, R284, R285, R286, R287, R288, R289, R290, R291, R292, R293, R294, R295, R296, R297, R298, R299, R300, R301, R302, R303, R304, R305, R306, R307, R308, R309, R310, R311, R312, R313, R314, R315, R316, R317, R318, R319, R320, R321, R322, R323, R324, R325, R326, R327, R328, R329, R330, R331, R332, R333, R334, R335, R336, R337, R338, R339, R340, R341, R342, R343, R344, R345, R346, R347, R348, R349, R350, R351, R352, R353, R354, R355, R356, R357, R358, R359,R360, R361, R362, R363, R364, R365, R366, R367, R368, R369, R370, R371, R372, R373, R374, R375, R376, R377, R378, R379, R380, R381, R382, R383, R384, R385, R386, R387, R388, R389, R390, R391, R392, R393, R394, R395, R396, R397, R398, R399, R400, R401, R402, R403, R404, R405, R406, R407, R408, R409, R410, R411, R412, R413, R414, R415, R416, R417, R418, R419, R420, R421, R422, R423, R424, R425, R426, R427, R428, R429, R430, R431, R432, R433, R434, R435, R436, R437, R438, R439, R440

接下來的元件清單包括：

D1-D32: 矽橋整流器（1N4007或類似型號）
C1, C2: 10000uF電解電容器，50V電壓等級
C3, C4, C5: 0.1uF陶瓷電容器
Q1-Q8: 2SC5200 NPN晶體管（或類似型號）
Q9-Q16: 2SA1943 PNP晶體管（或類似型號）
R1-R8: 100歐姆，1瓦功率電阻
R9-R16: 1兆歐姆，0.5瓦功率電阻
R17-R24: 0.1歐姆，2瓦功率電阻
R25-R32: 0.33歐姆，2瓦功率電阻
T1-T4: 15-0-15V，4A電源變壓器
這個電路需要一些外圍元件，包括配電板，導線，散熱器，等等。

關於STC12C5608AD-35I的引腳排列，可以參考STC官方文檔。根據文檔，引腳1是VDD，引腳20是GND。在這個電路中，引腳2被用作復位引腳，引腳3和引腳4被用作UART串行通信。其他引腳可以按照需要來使用。

以下是逆變器的基本程序框架：

#include <STC12C5608AD.h>
#include <intrins.h>

#define FREQ 50000UL

void delay_ms(unsigned int ms)
{
unsigned int i, j;
for (i = 0; i < ms; i++) {
for (j = 0; j < FREQ / 1000; j++);
}
}

void main()
{
while (1) {
// 逆變器邏輯代碼
}
}
該程序框架包括一個延遲函數，該函數用於暫停程序一段時間，以便執行逆變器邏輯。這個邏輯需要將DC電壓轉換為交流電壓，可以通過使用矩陣變換來實現。在程序中，需要使用定時器和中斷來控制輸出波形的頻率和幅度。最終輸出信號將通過Q1-Q8和Q9-Q16的放大和反相來得到。

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