\u5927\u5bb6\u597d\uff0c\u6211\u662f\u826f\u8bb8<\/p>\n
\u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u5f00\u53d1\u9886\u57df\uff0cSoC\uff08System on Chip\uff0c\u7247\u4e0a\u7cfb\u7edf\uff09\u5df2\u7ecf\u6210\u4e3a\u4e86\u73b0\u4ee3\u7535\u5b50\u4ea7\u54c1\u7684\u6838\u5fc3\u3002<\/p>\n
\u4ece\u6211\u4eec\u65e5\u5e38\u4f7f\u7528\u7684\u667a\u80fd\u624b\u673a\u3001\u667a\u80fd\u624b\u8868\uff0c\u5230\u5de5\u4e1a\u63a7\u5236\u8bbe\u5907\u3001\u6c7d\u8f66\u7535\u5b50\u7cfb\u7edf\uff0cSoC \u65e0\u5904\u4e0d\u5728\u3002<\/p>\n
\u4f5c\u4e3a\u4e00\u540d\u4ece\u4e8b\u5d4c\u5165\u5f0f\u5f00\u53d1\u591a\u5e74\u7684\u5de5\u7a0b\u5e08\uff0c\u6211\u89c1\u8bc1\u4e86 SoC \u6280\u672f\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u4e5f\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u6df1\u523b\u4f53\u4f1a\u5230\u4e86 SoC \u7ed9\u4ea7\u54c1\u8bbe\u8ba1\u5e26\u6765\u7684\u9769\u547d\u6027\u53d8\u5316\u3002<\/p>\n
\u4eca\u5929\uff0c\u6211\u60f3\u548c\u5927\u5bb6\u6df1\u5165\u804a\u804a SoC \u7684\u8bbe\u8ba1\u7406\u5ff5\u548c\u5b9e\u9645\u5e94\u7528\u3002<\/p>\n
SoC\uff0c\u987e\u540d\u601d\u4e49\uff0c\u5c31\u662f\u628a\u4e00\u4e2a\u5b8c\u6574\u7684\u7cfb\u7edf\u96c6\u6210\u5230\u4e00\u5757\u82af\u7247\u4e0a\u3002<\/p>\n
\u4f20\u7edf\u7684\u7535\u5b50\u7cfb\u7edf\u8bbe\u8ba1\u4e2d\uff0c\u6211\u4eec\u9700\u8981 CPU\u3001\u5185\u5b58\u3001\u5404\u79cd\u5916\u8bbe\u63a7\u5236\u5668\u3001\u7535\u6e90\u7ba1\u7406\u7b49\u591a\u4e2a\u72ec\u7acb\u82af\u7247\u534f\u540c\u5de5\u4f5c\u3002<\/p>\n
\u800c SoC \u5219\u5c06\u8fd9\u4e9b\u529f\u80fd\u6a21\u5757\u5168\u90e8\u96c6\u6210\u5230\u4e00\u9897\u82af\u7247\u5185\u90e8\uff0c\u5927\u5927\u51cf\u5c11\u4e86 PCB \u677f\u7684\u9762\u79ef\u3001\u964d\u4f4e\u4e86\u529f\u8017\uff0c\u540c\u65f6\u4e5f\u63d0\u5347\u4e86\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u3002<\/p>\n
\u4e3e\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff0c\u65e9\u671f\u7684\u624b\u673a\u4e3b\u677f\u4e0a\u53ef\u80fd\u9700\u8981\u5341\u51e0\u9897\u751a\u81f3\u51e0\u5341\u9897\u82af\u7247\uff0c\u5305\u62ec\u5904\u7406\u5668\u3001\u57fa\u5e26\u82af\u7247\u3001\u97f3\u9891\u82af\u7247\u3001\u7535\u6e90\u7ba1\u7406\u82af\u7247\u7b49\u7b49\u3002<\/p>\n
\u800c\u73b0\u5728\u7684\u667a\u80fd\u624b\u673a\uff0c\u6838\u5fc3\u529f\u80fd\u57fa\u672c\u90fd\u96c6\u6210\u5728\u4e00\u4e24\u9897 SoC \u82af\u7247\u91cc\u4e86\uff0c\u8fd9\u5c31\u662f SoC \u5e26\u6765\u7684\u5de8\u5927\u53d8\u9769\u3002<\/p>\n
\u4e00\u4e2a\u5178\u578b\u7684 SoC \u901a\u5e38\u5305\u542b\u4ee5\u4e0b\u51e0\u4e2a\u6838\u5fc3\u90e8\u5206\uff1a<\/p>\n
1.2.1 \u5904\u7406\u5668\u6838\u5fc3<\/strong><\/p>\n \u8fd9\u662f SoC \u7684\u5927\u8111\uff0c\u8d1f\u8d23\u6267\u884c\u7a0b\u5e8f\u6307\u4ee4\u3002<\/p>\n \u73b0\u4ee3 SoC \u5f80\u5f80\u91c7\u7528\u591a\u6838\u67b6\u6784\uff0c\u6bd4\u5982 ARM Cortex-A \u7cfb\u5217\u7684\u9ad8\u6027\u80fd\u6838\u5fc3\u914d\u5408 Cortex-M \u7cfb\u5217\u7684\u4f4e\u529f\u8017\u6838\u5fc3\uff0c\u5b9e\u73b0\u6027\u80fd\u4e0e\u529f\u8017\u7684\u5e73\u8861\u3002<\/p>\n \u4ee5 STM32MP1 \u7cfb\u5217\u4e3a\u4f8b\uff0c\u5b83\u96c6\u6210\u4e86\u53cc\u6838 Cortex-A7\uff08\u4e3b\u9891 650MHz\uff09\u548c\u5355\u6838 Cortex-M4\uff08\u4e3b\u9891 209MHz\uff09\uff0cA7 \u6838\u5fc3\u8fd0\u884c Linux \u7cfb\u7edf\u5904\u7406\u590d\u6742\u4efb\u52a1\uff0cM4 \u6838\u5fc3\u5219\u8d1f\u8d23\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u63a7\u5236\u4efb\u52a1\u3002<\/p>\n 1.2.2 \u5b58\u50a8\u5b50\u7cfb\u7edf<\/strong><\/p>\n \u5305\u62ec\u7247\u4e0a SRAM\u3001ROM\uff0c\u4ee5\u53ca\u5916\u90e8\u5b58\u50a8\u5668\u63a5\u53e3\uff08\u5982 DDR \u63a7\u5236\u5668\u3001Flash \u63a7\u5236\u5668\uff09\u3002<\/p>\n \u7247\u4e0a\u5b58\u50a8\u5668\u901f\u5ea6\u5feb\u4f46\u5bb9\u91cf\u6709\u9650\uff0c\u4e3b\u8981\u7528\u4e8e\u5173\u952e\u4ee3\u7801\u548c\u6570\u636e\u7684\u5b58\u50a8\u3002<\/p>\n \u5916\u90e8\u5b58\u50a8\u5668\u63a5\u53e3\u5219\u5141\u8bb8\u8fde\u63a5\u5927\u5bb9\u91cf\u7684 DDR \u5185\u5b58\u548c Flash \u5b58\u50a8\u5668\u3002<\/p>\n 1.2.3 \u5916\u8bbe\u63a5\u53e3<\/strong><\/p>\n \u8fd9\u662f SoC \u4e0e\u5916\u90e8\u4e16\u754c\u4ea4\u4e92\u7684\u6865\u6881\uff0c\u5305\u62ec GPIO\u3001UART\u3001SPI\u3001I2C\u3001USB\u3001\u4ee5\u592a\u7f51\u3001CAN \u7b49\u5404\u79cd\u901a\u4fe1\u63a5\u53e3\uff0c\u4ee5\u53ca ADC\u3001DAC\u3001\u5b9a\u65f6\u5668\u3001PWM \u7b49\u529f\u80fd\u6a21\u5757\u3002<\/p>\n \u4ee5\u6211\u4e4b\u524d\u505a\u6c7d\u8f66\u7535\u5b50\u9879\u76ee\u65f6\u4f7f\u7528\u7684 NXP i.MX \u7cfb\u5217 SoC \u4e3a\u4f8b\uff0c\u5b83\u96c6\u6210\u4e86\u591a\u8fbe 8 \u4e2a CAN \u63a5\u53e3\uff0c\u975e\u5e38\u9002\u5408\u8f66\u8f7d\u7f51\u7edc\u5e94\u7528\u3002<\/p>\n 1.2.4 \u4e92\u8fde\u603b\u7ebf<\/strong><\/p>\n \u8d1f\u8d23\u8fde\u63a5 SoC \u5185\u90e8\u5404\u4e2a\u6a21\u5757\uff0c\u5e38\u89c1\u7684\u6709 AHB\u3001APB\u3001AXI \u7b49\u603b\u7ebf\u534f\u8bae\u3002<\/p>\n \u603b\u7ebf\u7684\u8bbe\u8ba1\u76f4\u63a5\u5f71\u54cd\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u529f\u8017\uff0c\u9ad8\u6027\u80fd\u6a21\u5757\u901a\u5e38\u8fde\u63a5\u5230\u9ad8\u901f\u603b\u7ebf\u4e0a\uff0c\u800c\u4f4e\u901f\u5916\u8bbe\u5219\u8fde\u63a5\u5230\u4f4e\u901f\u603b\u7ebf\u4ee5\u964d\u4f4e\u529f\u8017\u3002<\/p>\n 1.2.5 \u7535\u6e90\u7ba1\u7406\u5355\u5143<\/strong><\/p>\n \u73b0\u4ee3 SoC \u90fd\u96c6\u6210\u4e86\u590d\u6742\u7684\u7535\u6e90\u7ba1\u7406\u529f\u80fd\uff0c\u53ef\u4ee5\u6839\u636e\u5de5\u4f5c\u8d1f\u8f7d\u52a8\u6001\u8c03\u6574\u5404\u4e2a\u6a21\u5757\u7684\u7535\u538b\u548c\u65f6\u949f\u9891\u7387\uff0c\u5b9e\u73b0\u7cbe\u7ec6\u7684\u529f\u8017\u63a7\u5236\u3002\u8fd9\u5728\u7535\u6c60\u4f9b\u7535\u7684\u79fb\u52a8\u8bbe\u5907\u4e2d\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n SoC \u7684\u8bbe\u8ba1\u662f\u4e00\u4e2a\u590d\u6742\u7684\u7cfb\u7edf\u5de5\u7a0b\uff0c\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u9636\u6bb5\uff1a<\/p>\n 2.1.1 \u9700\u6c42\u5206\u6790\u4e0e\u89c4\u683c\u5b9a\u4e49<\/strong><\/p>\n \u8fd9\u662f\u6574\u4e2a\u8bbe\u8ba1\u7684\u8d77\u70b9\uff0c\u9700\u8981\u660e\u786e SoC \u7684\u5e94\u7528\u573a\u666f\u3001\u6027\u80fd\u6307\u6807\u3001\u529f\u8017\u8981\u6c42\u3001\u6210\u672c\u76ee\u6807\u7b49\u3002<\/p>\n \u6bd4\u5982\u8bbe\u8ba1\u4e00\u6b3e\u7528\u4e8e\u667a\u80fd\u97f3\u7bb1\u7684 SoC\uff0c\u5c31\u9700\u8981\u91cd\u70b9\u8003\u8651\u97f3\u9891\u5904\u7406\u80fd\u529b\u3001\u4f4e\u529f\u8017\u5f85\u673a\u3001WiFi \u8fde\u63a5\u7b49\u9700\u6c42\u3002<\/p>\n 2.1.2 \u67b6\u6784\u8bbe\u8ba1<\/strong><\/p>\n \u6839\u636e\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u5904\u7406\u5668\u6838\u5fc3\u3001\u786e\u5b9a\u5b58\u50a8\u5668\u914d\u7f6e\u3001\u89c4\u5212\u5916\u8bbe\u63a5\u53e3\u3001\u8bbe\u8ba1\u4e92\u8fde\u603b\u7ebf\u7b49\u3002<\/p>\n \u8fd9\u4e2a\u9636\u6bb5\u9700\u8981\u5728\u6027\u80fd\u3001\u529f\u8017\u3001\u9762\u79ef\u3001\u6210\u672c\u4e4b\u95f4\u505a\u6743\u8861\u3002<\/p>\n \u67b6\u6784\u8bbe\u8ba1\u7684\u597d\u574f\u76f4\u63a5\u51b3\u5b9a\u4e86\u6700\u7ec8\u4ea7\u54c1\u7684\u7ade\u4e89\u529b\u3002<\/p>\n 2.1.3 RTL \u8bbe\u8ba1\u4e0e\u9a8c\u8bc1<\/strong><\/p>\n \u4f7f\u7528\u786c\u4ef6\u63cf\u8ff0\u8bed\u8a00\uff08\u5982 Verilog \u6216 VHDL\uff09\u5b9e\u73b0\u5404\u4e2a\u529f\u80fd\u6a21\u5757\u7684\u5bc4\u5b58\u5668\u4f20\u8f93\u7ea7\uff08RTL\uff09\u8bbe\u8ba1\uff0c\u5e76\u8fdb\u884c\u529f\u80fd\u4eff\u771f\u9a8c\u8bc1\u3002<\/p>\n \u8fd9\u4e2a\u9636\u6bb5\u9700\u8981\u5927\u91cf\u7684\u4eff\u771f\u6d4b\u8bd5\uff0c\u786e\u4fdd\u8bbe\u8ba1\u7684\u6b63\u786e\u6027\u3002<\/p>\n 2.1.4 \u7269\u7406\u8bbe\u8ba1<\/strong><\/p>\n \u5305\u62ec\u903b\u8f91\u7efc\u5408\u3001\u5e03\u5c40\u5e03\u7ebf\u3001\u65f6\u5e8f\u5206\u6790\u7b49\u6b65\u9aa4\uff0c\u5c06 RTL \u8bbe\u8ba1\u8f6c\u6362\u4e3a\u5b9e\u9645\u7684\u7269\u7406\u7248\u56fe\u3002<\/p>\n \u8fd9\u4e2a\u9636\u6bb5\u9700\u8981\u8003\u8651\u5de5\u827a\u53c2\u6570\u3001\u4fe1\u53f7\u5b8c\u6574\u6027\u3001\u529f\u8017\u4f18\u5316\u7b49\u8bf8\u591a\u56e0\u7d20\u3002<\/p>\n 2.1.5 \u6d41\u7247\u4e0e\u6d4b\u8bd5<\/strong><\/p>\n \u5c06\u8bbe\u8ba1\u4ea4\u7ed9\u6676\u5706\u5382\u5236\u9020\uff0c\u7136\u540e\u8fdb\u884c\u82af\u7247\u6d4b\u8bd5\u548c\u9a8c\u8bc1\u3002<\/p>\n \u8fd9\u662f\u6700\u70e7\u94b1\u7684\u73af\u8282\uff0c\u4e00\u6b21\u6d41\u7247\u7684\u6210\u672c\u53ef\u80fd\u9ad8\u8fbe\u6570\u767e\u4e07\u7f8e\u5143\uff0c\u6240\u4ee5\u524d\u671f\u7684\u9a8c\u8bc1\u5de5\u4f5c\u5fc5\u987b\u505a\u5f97\u975e\u5e38\u5145\u5206\u3002<\/p>\n 2.2.1 \u4f4e\u529f\u8017\u8bbe\u8ba1<\/strong><\/p>\n \u529f\u8017\u662f SoC \u8bbe\u8ba1\u4e2d\u6700\u91cd\u8981\u7684\u8003\u91cf\u4e4b\u4e00\u3002<\/p>\n \u5e38\u7528\u7684\u4f4e\u529f\u8017\u6280\u672f\u5305\u62ec\uff1a<\/p>\n \u5728\u6211\u505a\u8fc7\u7684\u4e00\u4e2a\u9879\u76ee\u4e2d\uff0c\u901a\u8fc7\u5408\u7406\u4f7f\u7528 STM32 \u7684\u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u5c06\u5f85\u673a\u529f\u8017\u4ece\u51e0\u5341\u6beb\u5b89\u964d\u4f4e\u5230\u4e86\u51e0\u5fae\u5b89\uff0c\u5927\u5927\u5ef6\u957f\u4e86\u7535\u6c60\u5bff\u547d\u3002<\/p>\n 2.2.2 \u7247\u4e0a\u4e92\u8fde\u6280\u672f<\/strong><\/p>\n \u968f\u7740 SoC \u96c6\u6210\u5ea6\u7684\u63d0\u9ad8\uff0c\u7247\u4e0a\u4e92\u8fde\u6210\u4e3a\u6027\u80fd\u74f6\u9888\u3002<\/p>\n \u73b0\u4ee3 SoC \u666e\u904d\u91c7\u7528 NoC\uff08Network on Chip\uff0c\u7247\u4e0a\u7f51\u7edc\uff09\u6280\u672f\uff0c\u5c06\u4f20\u7edf\u7684\u603b\u7ebf\u7ed3\u6784\u66ff\u6362\u4e3a\u7f51\u7edc\u7ed3\u6784\uff0c\u63d0\u4f9b\u66f4\u9ad8\u7684\u5e26\u5bbd\u548c\u66f4\u597d\u7684\u53ef\u6269\u5c55\u6027\u3002<\/p>\n 2.2.3 IP \u590d\u7528<\/strong><\/p>\n \u4e3a\u4e86\u7f29\u77ed\u8bbe\u8ba1\u5468\u671f\u3001\u964d\u4f4e\u98ce\u9669\uff0cSoC \u8bbe\u8ba1\u5927\u91cf\u4f7f\u7528\u7ecf\u8fc7\u9a8c\u8bc1\u7684 IP \u6838\uff08Intellectual Property Core\uff09\u3002<\/p>\n \u6bd4\u5982 ARM \u7684\u5904\u7406\u5668\u6838\u5fc3\u3001Cadence \u7684\u63a5\u53e3 IP\u3001Synopsys \u7684\u5b58\u50a8\u5668\u63a7\u5236\u5668\u7b49\u3002<\/p>\n \u5408\u7406\u9009\u62e9\u548c\u96c6\u6210 IP \u6838\u662f SoC \u8bbe\u8ba1\u6210\u529f\u7684\u5173\u952e\u3002<\/p>\n \u667a\u80fd\u624b\u673a\u662f SoC \u5e94\u7528\u6700\u6210\u529f\u7684\u9886\u57df\u4e4b\u4e00\u3002<\/p>\n \u4ee5\u9ad8\u901a\u7684\u9a81\u9f99\u7cfb\u5217\u3001\u82f9\u679c\u7684 A \u7cfb\u5217\u3001\u534e\u4e3a\u7684\u9e92\u9e9f\u7cfb\u5217\u4e3a\u4ee3\u8868\uff0c\u8fd9\u4e9b SoC \u96c6\u6210\u4e86\u9ad8\u6027\u80fd CPU\u3001GPU\u3001DSP\u3001ISP\uff08\u56fe\u50cf\u4fe1\u53f7\u5904\u7406\u5668\uff09\u3001\u57fa\u5e26\u7b49\u591a\u4e2a\u529f\u80fd\u6a21\u5757\uff0c\u652f\u6491\u8d77\u4e86\u73b0\u4ee3\u667a\u80fd\u624b\u673a\u7684\u5f3a\u5927\u529f\u80fd\u3002<\/p>\n \u5728\u667a\u80fd\u5bb6\u5c45\u9886\u57df\uff0cESP32 \u662f\u4e00\u4e2a\u975e\u5e38\u5178\u578b\u7684\u4f8b\u5b50\u3002<\/p>\n \u8fd9\u9897\u7531\u4e50\u946b\u79d1\u6280\u8bbe\u8ba1\u7684 SoC \u96c6\u6210\u4e86\u53cc\u6838\u5904\u7406\u5668\u3001WiFi \u548c\u84dd\u7259\u6a21\u5757\uff0c\u4ef7\u683c\u5374\u975e\u5e38\u4eb2\u6c11\uff0c\u6210\u4e3a\u4e86 IoT \u8bbe\u5907\u7684\u9996\u9009\u65b9\u6848\u3002<\/p>\n \u6211\u66fe\u7528 ESP32 \u505a\u8fc7\u4e00\u4e2a\u667a\u80fd\u95e8\u9501\u9879\u76ee\uff0c\u5f00\u53d1\u4f53\u9a8c\u975e\u5e38\u597d\uff1a<\/p>\n \u6c7d\u8f66\u7535\u5b50\u662f\u6211\u5de5\u4f5c\u7684\u4e3b\u8981\u9886\u57df\uff0c\u8fd9\u91cc\u7684 SoC \u5e94\u7528\u975e\u5e38\u5e7f\u6cdb\u3002<\/p>\n \u4ece\u4eea\u8868\u76d8\u3001\u4e2d\u63a7\u5a31\u4e50\u7cfb\u7edf\uff0c\u5230 ADAS\uff08\u9ad8\u7ea7\u9a7e\u9a76\u8f85\u52a9\u7cfb\u7edf\uff09\u3001\u81ea\u52a8\u9a7e\u9a76\u57df\u63a7\u5236\u5668\uff0c\u90fd\u79bb\u4e0d\u5f00\u9ad8\u6027\u80fd SoC \u7684\u652f\u6301\u3002<\/p>\n \u4ee5 NXP \u7684 S32 \u7cfb\u5217\u4e3a\u4f8b\uff0c\u8fd9\u662f\u4e13\u95e8\u4e3a\u6c7d\u8f66\u5e94\u7528\u8bbe\u8ba1\u7684 SoC \u5bb6\u65cf\uff0c\u96c6\u6210\u4e86 ARM Cortex-R \u548c Cortex-M \u6838\u5fc3\uff0c\u652f\u6301 CAN FD\u3001\u4ee5\u592a\u7f51\u7b49\u8f66\u8f7d\u7f51\u7edc\u534f\u8bae\uff0c\u5e76\u4e14\u901a\u8fc7\u4e86\u4e25\u683c\u7684\u8f66\u89c4\u7ea7\u8ba4\u8bc1\uff08\u5982 AEC-Q100\uff09\u3002<\/p>\n \u6211\u5728\u9879\u76ee\u4e2d\u4f7f\u7528 S32K \u7cfb\u5217\u505a\u8fc7\u4e00\u4e2a\u7535\u6c60\u7ba1\u7406\u7cfb\u7edf\uff08BMS\uff09\uff0c\u5b83\u7684\u591a\u6838\u67b6\u6784\u8ba9\u6211\u53ef\u4ee5\u628a\u5b89\u5168\u5173\u952e\u4efb\u52a1\u548c\u975e\u5173\u952e\u4efb\u52a1\u5206\u79bb\uff1a<\/p>\n \u7279\u65af\u62c9\u7684 FSD\uff08Full Self-Driving\uff09\u82af\u7247\u66f4\u662f\u5c06 SoC \u63a8\u5411\u4e86\u6781\u81f4\uff0c\u96c6\u6210\u4e86\u4e24\u9897\u5b9a\u5236\u7684\u795e\u7ecf\u7f51\u7edc\u5904\u7406\u5668\uff08NPU\uff09\uff0c\u7b97\u529b\u9ad8\u8fbe 144TOPS\uff0c\u4e13\u95e8\u7528\u4e8e\u5904\u7406\u81ea\u52a8\u9a7e\u9a76\u6240\u9700\u7684\u6d77\u91cf\u4f20\u611f\u5668\u6570\u636e\u3002<\/p>\n \u5728\u5de5\u4e1a\u63a7\u5236\u9886\u57df\uff0cSoC \u540c\u6837\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n TI \u7684 Sitara \u7cfb\u5217\u3001NXP \u7684 i.MX \u7cfb\u5217\u90fd\u662f\u5de5\u4e1a\u7ea7 SoC \u7684\u4ee3\u8868\u3002<\/p>\n \u8fd9\u4e9b SoC \u901a\u5e38\u96c6\u6210\u4e86\u5b9e\u65f6\u5904\u7406\u5355\u5143\uff08\u5982 PRU\uff09\u3001\u5de5\u4e1a\u4ee5\u592a\u7f51\u63a5\u53e3\uff08\u5982 EtherCAT\u3001PROFINET\uff09\u3001\u9ad8\u7cbe\u5ea6 ADC \u7b49\u5de5\u4e1a\u5e94\u7528\u6240\u9700\u7684\u529f\u80fd\u3002<\/p>\n \u6211\u66fe\u53c2\u4e0e\u8fc7\u4e00\u4e2a\u5de5\u4e1a\u673a\u5668\u4eba\u63a7\u5236\u5668\u7684\u9879\u76ee\uff0c\u4f7f\u7528\u7684\u662f TI \u7684 AM335x SoC\u3002<\/p>\n \u5b83\u7684\u7279\u8272\u662f\u96c6\u6210\u4e86\u4e24\u4e2a PRU\uff08Programmable Real-time Unit\uff09\uff0c\u8fd9\u662f\u4e24\u4e2a\u72ec\u7acb\u7684 32 \u4f4d RISC \u6838\u5fc3\uff0c\u4e13\u95e8\u7528\u4e8e\u5b9e\u65f6\u63a7\u5236\u4efb\u52a1\uff0c\u53ef\u4ee5\u5b9e\u73b0\u7eb3\u79d2\u7ea7\u7684\u54cd\u5e94\u65f6\u95f4\uff1a<\/p>\n PRU \u7684\u4f18\u52bf\u5728\u4e8e\u5b83\u5b8c\u5168\u72ec\u7acb\u4e8e\u4e3b CPU \u8fd0\u884c\uff0c\u4e0d\u53d7\u64cd\u4f5c\u7cfb\u7edf\u8c03\u5ea6\u7684\u5f71\u54cd\uff0c\u53ef\u4ee5\u4fdd\u8bc1\u786e\u5b9a\u6027\u7684\u5b9e\u65f6\u54cd\u5e94\uff0c\u8fd9\u5728\u5de5\u4e1a\u63a7\u5236\u4e2d\u81f3\u5173\u91cd\u8981\u3002<\/p>\n \u7269\u8054\u7f51\u662f SoC \u5e94\u7528\u589e\u957f\u6700\u5feb\u7684\u9886\u57df\u3002<\/p>\n \u8fd9\u4e2a\u9886\u57df\u7684 SoC \u901a\u5e38\u5f3a\u8c03\u4f4e\u529f\u8017\u3001\u5c0f\u5c3a\u5bf8\u3001\u4f4e\u6210\u672c\uff0c\u540c\u65f6\u96c6\u6210\u65e0\u7ebf\u901a\u4fe1\u529f\u80fd\u3002Nordic \u7684 nRF \u7cfb\u5217\u3001ST \u7684 STM32WB \u7cfb\u5217\u90fd\u662f\u5178\u578b\u4ee3\u8868\u3002<\/p>\n STM32WB \u7cfb\u5217\u7279\u522b\u6709\u610f\u601d\uff0c\u5b83\u96c6\u6210\u4e86\u53cc\u6838\u5904\u7406\u5668\uff1aCortex-M4 \u6838\u5fc3\u8fd0\u884c\u7528\u6237\u5e94\u7528\uff0cCortex-M0+ \u6838\u5fc3\u4e13\u95e8\u5904\u7406\u84dd\u7259\u534f\u8bae\u6808\u3002<\/p>\n \u8fd9\u79cd\u67b6\u6784\u8ba9\u5f00\u53d1\u8005\u53ef\u4ee5\u4e13\u6ce8\u4e8e\u5e94\u7528\u5f00\u53d1\uff0c\u800c\u4e0d\u7528\u62c5\u5fc3\u65e0\u7ebf\u534f\u8bae\u7684\u590d\u6742\u6027\uff1a<\/p>\n \u9009\u62e9 SoC \u662f\u9879\u76ee\u6210\u529f\u7684\u7b2c\u4e00\u6b65\uff0c\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u4e2a\u56e0\u7d20\uff1a<\/p>\n 4.1.1 \u6027\u80fd\u9700\u6c42<\/strong><\/p>\n \u9996\u5148\u8981\u660e\u786e\u5e94\u7528\u7684\u8ba1\u7b97\u9700\u6c42\u3002<\/p>\n \u5982\u679c\u53ea\u662f\u7b80\u5355\u7684\u4f20\u611f\u5668\u6570\u636e\u91c7\u96c6\u548c\u63a7\u5236\uff0cCortex-M \u7cfb\u5217\u5c31\u8db3\u591f\u4e86\uff1b\u5982\u679c\u9700\u8981\u8fd0\u884c Linux \u7cfb\u7edf\u3001\u5904\u7406\u56fe\u50cf\u89c6\u9891\uff0c\u5c31\u9700\u8981 Cortex-A \u7cfb\u5217\u3002<\/p>\n \u4e0d\u8981\u8fc7\u5ea6\u8bbe\u8ba1\uff0c\u6027\u80fd\u8fc7\u5269\u4f1a\u5e26\u6765\u4e0d\u5fc5\u8981\u7684\u6210\u672c\u548c\u529f\u8017\u3002<\/p>\n 4.1.2 \u529f\u8017\u8981\u6c42<\/strong><\/p>\n \u5bf9\u4e8e\u7535\u6c60\u4f9b\u7535\u7684\u8bbe\u5907\uff0c\u529f\u8017\u662f\u9996\u8981\u8003\u8651\u56e0\u7d20\u3002<\/p>\n \u8981\u4ed4\u7ec6\u7814\u7a76 SoC \u7684\u529f\u8017\u6570\u636e\u624b\u518c\uff0c\u5305\u62ec\u8fd0\u884c\u529f\u8017\u3001\u5f85\u673a\u529f\u8017\u3001\u5524\u9192\u65f6\u95f4\u7b49\u3002<\/p>\n \u6709\u4e9b SoC \u867d\u7136\u8fd0\u884c\u529f\u8017\u4f4e\uff0c\u4f46\u5f85\u673a\u529f\u8017\u9ad8\uff0c\u53cd\u800c\u4e0d\u9002\u5408\u95f4\u6b47\u5de5\u4f5c\u7684\u5e94\u7528\u3002<\/p>\n 4.1.3 \u5916\u8bbe\u63a5\u53e3<\/strong><\/p>\n \u786e\u4fdd SoC \u96c6\u6210\u4e86\u9879\u76ee\u6240\u9700\u7684\u6240\u6709\u5916\u8bbe\u63a5\u53e3\uff0c\u5305\u62ec\u6570\u91cf\u548c\u7c7b\u578b\u3002<\/p>\n \u6bd4\u5982\u505a\u7535\u673a\u63a7\u5236\uff0c\u9700\u8981\u8db3\u591f\u591a\u7684 PWM \u901a\u9053\u548c\u9ad8\u901f ADC\uff1b\u505a\u901a\u4fe1\u7f51\u5173\uff0c\u9700\u8981\u591a\u4e2a UART \u548c\u4ee5\u592a\u7f51\u63a5\u53e3\u3002<\/p>\n 4.1.4 \u5f00\u53d1\u751f\u6001<\/strong><\/p>\n \u5b8c\u5584\u7684\u5f00\u53d1\u751f\u6001\u53ef\u4ee5\u5927\u5927\u964d\u4f4e\u5f00\u53d1\u96be\u5ea6\u548c\u5468\u671f\u3002<\/p>\n \u8981\u8003\u5bdf SoC \u7684\u5f00\u53d1\u5de5\u5177\u94fe\u3001\u8f6f\u4ef6\u5e93\u3001\u6280\u672f\u6587\u6863\u3001\u793e\u533a\u652f\u6301\u7b49\u3002STM32 \u4e4b\u6240\u4ee5\u6d41\u884c\uff0c\u5f88\u5927\u7a0b\u5ea6\u4e0a\u662f\u56e0\u4e3a\u5b83\u6709\u5b8c\u5584\u7684 HAL \u5e93\u3001\u4e30\u5bcc\u7684\u4f8b\u7a0b\u548c\u6d3b\u8dc3\u7684\u793e\u533a\u3002<\/p>\n 4.1.5 \u4f9b\u8d27\u548c\u6210\u672c<\/strong><\/p>\n \u8981\u8003\u8651 SoC \u7684\u957f\u671f\u4f9b\u8d27\u80fd\u529b\u548c\u4ef7\u683c\u8d8b\u52bf\u3002<\/p>\n \u7279\u522b\u662f\u5de5\u4e1a\u548c\u6c7d\u8f66\u5e94\u7528\uff0c\u4ea7\u54c1\u751f\u547d\u5468\u671f\u53ef\u80fd\u957f\u8fbe\u5341\u5e74\u4ee5\u4e0a\uff0c\u5fc5\u987b\u786e\u4fdd\u82af\u7247\u4f9b\u5e94\u5546\u80fd\u591f\u63d0\u4f9b\u957f\u671f\u652f\u6301\u3002<\/p>\n 4.2.1 \u5145\u5206\u5229\u7528\u786c\u4ef6\u52a0\u901f<\/strong><\/p>\n \u73b0\u4ee3 SoC \u96c6\u6210\u4e86\u5f88\u591a\u786c\u4ef6\u52a0\u901f\u6a21\u5757\uff0c\u5982 DMA\u3001\u786c\u4ef6 CRC\u3001\u52a0\u5bc6\u5f15\u64ce\u7b49\u3002<\/p>\n \u5145\u5206\u5229\u7528\u8fd9\u4e9b\u786c\u4ef6\u8d44\u6e90\u53ef\u4ee5\u5927\u5927\u63d0\u5347\u6027\u80fd\u3001\u964d\u4f4e CPU \u8d1f\u8f7d\u3002<\/p>\n \u6bd4\u5982\u5728\u505a\u6570\u636e\u4f20\u8f93\u65f6\uff0c\u4f7f\u7528 DMA \u800c\u4e0d\u662f CPU \u8f6e\u8be2\uff0c\u53ef\u4ee5\u8ba9 CPU \u817e\u51fa\u65f6\u95f4\u5904\u7406\u5176\u4ed6\u4efb\u52a1\uff1a<\/p>\n 4.2.2 \u5408\u7406\u7684\u8f6f\u4ef6\u67b6\u6784<\/strong><\/p>\n \u5bf9\u4e8e\u590d\u6742\u7684\u5e94\u7528\uff0c\u5efa\u8bae\u4f7f\u7528 RTOS\uff08\u5b9e\u65f6\u64cd\u4f5c\u7cfb\u7edf\uff09\u6765\u7ba1\u7406\u591a\u4e2a\u4efb\u52a1\u3002<\/p>\n FreeRTOS \u662f\u4e00\u4e2a\u975e\u5e38\u597d\u7684\u9009\u62e9\uff0c\u5b83\u8f7b\u91cf\u7ea7\u3001\u53ef\u9760\uff0c\u5e76\u4e14\u88ab\u5e7f\u6cdb\u652f\u6301\u3002<\/p>\n \u4f7f\u7528 RTOS \u53ef\u4ee5\u8ba9\u4ee3\u7801\u7ed3\u6784\u66f4\u6e05\u6670\u3001\u66f4\u5bb9\u6613\u7ef4\u62a4\uff1a<\/p>\n 4.2.3 \u7535\u6e90\u7ba1\u7406\u4f18\u5316<\/strong><\/p>\n \u5728\u7535\u6c60\u4f9b\u7535\u7684\u5e94\u7528\u4e2d\uff0c\u7cbe\u7ec6\u7684\u7535\u6e90\u7ba1\u7406\u81f3\u5173\u91cd\u8981\u3002<\/p>\n \u8981\u5145\u5206\u5229\u7528 SoC \u7684\u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u5728\u4e0d\u9700\u8981\u5de5\u4f5c\u65f6\u8ba9\u7cfb\u7edf\u8fdb\u5165\u7761\u7720\u72b6\u6001\uff1a<\/p>\n 4.2.4 \u8c03\u8bd5\u4e0e\u4f18\u5316<\/strong><\/p>\n SoC \u5f00\u53d1\u4e2d\uff0c\u8c03\u8bd5\u662f\u4e00\u4e2a\u6311\u6218\u3002<\/p>\n \u8981\u5584\u7528\u5404\u79cd\u8c03\u8bd5\u5de5\u5177\uff0c\u5982 JTAG \u8c03\u8bd5\u5668\u3001\u903b\u8f91\u5206\u6790\u4eea\u3001\u793a\u6ce2\u5668\u7b49\u3002<\/p>\n \u5bf9\u4e8e\u6027\u80fd\u4f18\u5316\uff0c\u53ef\u4ee5\u4f7f\u7528 SoC \u5185\u7f6e\u7684\u6027\u80fd\u8ba1\u6570\u5668\u548c\u8ffd\u8e2a\u5355\u5143\uff08\u5982 ARM \u7684 ETM\uff09\u6765\u5206\u6790\u7a0b\u5e8f\u7684\u8fd0\u884c\u60c5\u51b5\u3002<\/p>\n \u672a\u6765\u7684 SoC \u5c06\u96c6\u6210\u66f4\u591a\u79cd\u7c7b\u7684\u5904\u7406\u5355\u5143\uff0c\u5305\u62ec CPU\u3001GPU\u3001DSP\u3001NPU\uff08\u795e\u7ecf\u7f51\u7edc\u5904\u7406\u5668\uff09\u7b49\uff0c\u5f62\u6210\u5f02\u6784\u8ba1\u7b97\u67b6\u6784\u3002<\/p>\n \u4e0d\u540c\u7684\u4efb\u52a1\u7531\u6700\u9002\u5408\u7684\u5904\u7406\u5355\u5143\u6765\u6267\u884c\uff0c\u5b9e\u73b0\u6027\u80fd\u548c\u80fd\u6548\u7684\u6700\u4f18\u5316\u3002<\/p>\n \u6bd4\u5982\u82f9\u679c\u7684 M \u7cfb\u5217\u82af\u7247\uff0c\u5c31\u96c6\u6210\u4e86\u9ad8\u6027\u80fd CPU \u6838\u5fc3\u3001\u9ad8\u6548\u80fd CPU \u6838\u5fc3\u3001GPU\u3001\u795e\u7ecf\u7f51\u7edc\u5f15\u64ce\u3001\u89c6\u9891\u7f16\u89e3\u7801\u5f15\u64ce\u7b49\u591a\u79cd\u5904\u7406\u5355\u5143\u3002<\/p>\n \u968f\u7740\u4eba\u5de5\u667a\u80fd\u7684\u666e\u53ca\uff0c\u8d8a\u6765\u8d8a\u591a\u7684 SoC \u5f00\u59cb\u96c6\u6210 AI \u52a0\u901f\u5668\u3002<\/p>\n \u8fd9\u4e9b\u4e13\u7528\u786c\u4ef6\u53ef\u4ee5\u9ad8\u6548\u5730\u6267\u884c\u795e\u7ecf\u7f51\u7edc\u63a8\u7406\u4efb\u52a1\uff0c\u8ba9\u8fb9\u7f18\u8bbe\u5907\u4e5f\u80fd\u8fd0\u884c\u590d\u6742\u7684 AI \u7b97\u6cd5\u3002<\/p>\n \u6bd4\u5982 Google \u7684 Edge TPU\u3001\u534e\u4e3a\u7684\u8fbe\u82ac\u5947\u67b6\u6784 NPU \u7b49\u3002<\/p>\n SoC \u7684\u5236\u7a0b\u5de5\u827a\u4e0d\u65ad\u8fdb\u6b65\uff0c\u4ece 28nm\u300114nm \u5230\u73b0\u5728\u7684 5nm\u30013nm\uff0c\u751a\u81f3\u672a\u6765\u7684 2nm\u3002<\/p>\n \u66f4\u5148\u8fdb\u7684\u5236\u7a0b\u5e26\u6765\u66f4\u9ad8\u7684\u96c6\u6210\u5ea6\u3001\u66f4\u4f4e\u7684\u529f\u8017\u548c\u66f4\u5f3a\u7684\u6027\u80fd\u3002<\/p>\n \u4f46\u540c\u65f6\uff0c\u8bbe\u8ba1\u548c\u5236\u9020\u6210\u672c\u4e5f\u5728\u6025\u5267\u4e0a\u5347\uff0c\u8fd9\u4f7f\u5f97\u53ea\u6709\u5c11\u6570\u516c\u53f8\u80fd\u591f\u8d1f\u62c5\u5f97\u8d77\u6700\u5148\u8fdb\u5236\u7a0b\u7684 SoC \u5f00\u53d1\u3002<\/p>\n \u4e3a\u4e86\u5e94\u5bf9\u5148\u8fdb\u5236\u7a0b\u7684\u9ad8\u6210\u672c\uff0cchiplet\uff08\u5c0f\u82af\u7247\uff09\u6280\u672f\u6b63\u5728\u5174\u8d77\u3002<\/p>\n \u8fd9\u79cd\u6280\u672f\u5c06 SoC \u5206\u89e3\u4e3a\u591a\u4e2a\u5c0f\u82af\u7247\uff0c\u6bcf\u4e2a\u5c0f\u82af\u7247\u4f7f\u7528\u6700\u9002\u5408\u7684\u5236\u7a0b\u5de5\u827a\u5236\u9020\uff0c\u7136\u540e\u901a\u8fc7\u5148\u8fdb\u5c01\u88c5\u6280\u672f\u7ec4\u88c5\u5728\u4e00\u8d77\u3002<\/p>\n \u8fd9\u6837\u53ef\u4ee5\u5728\u63a7\u5236\u6210\u672c\u7684\u540c\u65f6\uff0c\u5b9e\u73b0\u9ad8\u6027\u80fd\u548c\u9ad8\u96c6\u6210\u5ea6\u3002<\/p>\n AMD \u7684 Ryzen \u548c EPYC \u5904\u7406\u5668\u5c31\u91c7\u7528\u4e86 chiplet \u67b6\u6784\u3002<\/p>\n RISC-V \u7b49\u5f00\u6e90\u6307\u4ee4\u96c6\u67b6\u6784\u7684\u5174\u8d77\uff0c\u6b63\u5728\u6539\u53d8 SoC \u8bbe\u8ba1\u7684\u683c\u5c40\u3002<\/p>\n \u5f00\u6e90\u786c\u4ef6\u964d\u4f4e\u4e86 SoC \u8bbe\u8ba1\u7684\u95e8\u69db\uff0c\u8ba9\u66f4\u591a\u7684\u516c\u53f8\u548c\u4e2a\u4eba\u80fd\u591f\u53c2\u4e0e\u5230\u82af\u7247\u8bbe\u8ba1\u4e2d\u6765\u3002<\/p>\n \u4e2d\u56fd\u7684\u5f88\u591a\u82af\u7247\u516c\u53f8\u5df2\u7ecf\u5f00\u59cb\u57fa\u4e8e RISC-V \u5f00\u53d1 SoC \u4ea7\u54c1\uff0c\u8fd9\u4e2a\u8d8b\u52bf\u5728\u672a\u6765\u4f1a\u66f4\u52a0\u660e\u663e\u3002<\/p>\n SoC \u6280\u672f\u7684\u53d1\u5c55\u6df1\u523b\u5730\u6539\u53d8\u4e86\u7535\u5b50\u4ea7\u54c1\u7684\u8bbe\u8ba1\u65b9\u5f0f\u3002<\/p>\n \u4f5c\u4e3a\u5d4c\u5165\u5f0f\u5de5\u7a0b\u5e08\uff0c\u6211\u4eec\u65e2\u8981\u638c\u63e1 SoC \u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u4e5f\u8981\u7406\u89e3\u5176\u80cc\u540e\u7684\u8bbe\u8ba1\u539f\u7406\u3002<\/p>\n \u53ea\u6709\u8fd9\u6837\uff0c\u624d\u80fd\u5728\u9879\u76ee\u4e2d\u505a\u51fa\u6b63\u786e\u7684\u6280\u672f\u9009\u62e9\uff0c\u5f00\u53d1\u51fa\u9ad8\u6027\u80fd\u3001\u4f4e\u529f\u8017\u3001\u9ad8\u53ef\u9760\u6027\u7684\u4ea7\u54c1\u3002<\/p>\n \u4ece\u6211\u4e2a\u4eba\u7684\u7ecf\u9a8c\u6765\u770b\uff0cSoC \u5f00\u53d1\u6700\u91cd\u8981\u7684\u662f\u8981\u6709\u7cfb\u7edf\u601d\u7ef4\u3002<\/p>\n \u4e0d\u80fd\u53ea\u5173\u6ce8\u67d0\u4e2a\u6a21\u5757\u6216\u67d0\u4e2a\u529f\u80fd\uff0c\u800c\u8981\u4ece\u6574\u4f53\u4e0a\u8003\u8651\u7cfb\u7edf\u7684\u6027\u80fd\u3001\u529f\u8017\u3001\u6210\u672c\u7b49\u5404\u4e2a\u65b9\u9762\u3002<\/p>\n \u540c\u65f6\uff0c\u8981\u4fdd\u6301\u5b66\u4e60\u7684\u70ed\u60c5\uff0c\u56e0\u4e3a\u8fd9\u4e2a\u9886\u57df\u7684\u6280\u672f\u66f4\u65b0\u975e\u5e38\u5feb\uff0c\u53ea\u6709\u4e0d\u65ad\u5b66\u4e60\uff0c\u624d\u80fd\u8ddf\u4e0a\u65f6\u4ee3\u7684\u6b65\u4f10\u3002<\/p>\n \u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u80fd\u591f\u5e2e\u52a9\u5927\u5bb6\u66f4\u597d\u5730\u7406\u89e3 SoC \u7684\u8bbe\u8ba1\u548c\u5e94\u7528\u3002<\/p>\n \u5982\u679c\u4f60\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u9047\u5230\u4e86\u95ee\u9898\uff0c\u6b22\u8fce\u548c\u6211\u4ea4\u6d41\u8ba8\u8bba\u3002\u8ba9\u6211\u4eec\u4e00\u8d77\u5728\u5d4c\u5165\u5f0f\u5f00\u53d1\u7684\u9053\u8def\u4e0a\u4e0d\u65ad\u524d\u884c\uff01<\/p>\n \u66f4\u591a\u7f16\u7a0b\u5b66\u4e60\u8d44\u6e90<\/strong><\/p>\n2. SoC \u7684\u8bbe\u8ba1\u6d41\u7a0b\u4e0e\u5173\u952e\u6280\u672f<\/h2>\n
2.1 SoC \u8bbe\u8ba1\u7684\u57fa\u672c\u6d41\u7a0b<\/h3>\n
2.2 SoC \u8bbe\u8ba1\u7684\u5173\u952e\u6280\u672f<\/h3>\n
\n
3. SoC \u5728\u5d4c\u5165\u5f0f\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528<\/h2>\n
3.1 \u6d88\u8d39\u7535\u5b50\u9886\u57df<\/h3>\n
#include "freertos\/FreeRTOS.h"\n#include "freertos\/task.h"\n#include "driver\/gpio.h"\n#include "esp_wifi.h"\n\u200b\n#define LOCK_PIN GPIO_NUM_5\n\u200b\nvoid lock_control_task(void *pvParameters) {\n gpio_config_t io_conf = {\n .pin_bit_mask = (1ULL << LOCK_PIN)\uff0c\n .mode = GPIO_MODE_OUTPUT\uff0c\n .pull_up_en = GPIO_PULLUP_DISABLE\uff0c\n .pull_down_en = GPIO_PULLDOWN_DISABLE\uff0c\n .intr_type = GPIO_INTR_DISABLE\n };\n gpio_config(&io_conf);\n \n while(1) {\n \/\/ \u63a5\u6536WiFi\u63a7\u5236\u547d\u4ee4\n \/\/ \u63a7\u5236\u95e8\u9501\u5f00\u5173\n gpio_set_level(LOCK_PIN\uff0c 1); \/\/ \u5f00\u9501\n vTaskDelay(3000 \/ portTICK_PERIOD_MS);\n gpio_set_level(LOCK_PIN\uff0c 0); \/\/ \u9501\u95e8\n vTaskDelay(1000 \/ portTICK_PERIOD_MS);\n }\n}\n\u200b\nvoid app_main() {\n \/\/ \u521d\u59cb\u5316WiFi\n wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();\n esp_wifi_init(&cfg);\n \n \/\/ \u521b\u5efa\u95e8\u9501\u63a7\u5236\u4efb\u52a1\n xTaskCreate(lock_control_task\uff0c "lock_control"\uff0c 2048\uff0c NULL\uff0c 5\uff0c NULL);\n}<\/code><\/pre>\n3.2 \u6c7d\u8f66\u7535\u5b50\u9886\u57df<\/h3>\n
\/\/ Cortex-M4\u6838\u5fc3\u8fd0\u884c\u7684\u5b89\u5168\u5173\u952e\u4efb\u52a1\nvoid safety_task(void) {\n while(1) {\n \/\/ \u8bfb\u53d6\u7535\u6c60\u7535\u538b\n float voltage = HAL_ADC_GetValue(&hadc1);\n \n \/\/ \u8bfb\u53d6\u7535\u6c60\u6e29\u5ea6\n float temperature = read_temperature_sensor();\n \n \/\/ \u5b89\u5168\u68c0\u67e5\n if(voltage > MAX_VOLTAGE || temperature > MAX_TEMP) {\n \/\/ \u89e6\u53d1\u4fdd\u62a4\u673a\u5236\n HAL_GPIO_WritePin(RELAY_PORT\uff0c RELAY_PIN\uff0c GPIO_PIN_RESET);\n trigger_emergency_shutdown();\n }\n \n HAL_Delay(10); \/\/ 10ms\u5468\u671f\n }\n}\n\u200b\n\/\/ Cortex-M0+\u6838\u5fc3\u8fd0\u884c\u7684\u901a\u4fe1\u4efb\u52a1\nvoid communication_task(void) {\n while(1) {\n \/\/ \u901a\u8fc7CAN\u603b\u7ebf\u53d1\u9001\u7535\u6c60\u72b6\u6001\n CAN_TxHeaderTypeDef tx_header;\n uint8_t tx_data[8];\n \n tx_header.StdId = 0x123;\n tx_header.DLR = 8;\n \n \/\/ \u6253\u5305\u7535\u6c60\u6570\u636e\n pack_battery_data(tx_data);\n \n \/\/ \u53d1\u9001CAN\u6d88\u606f\n HAL_CAN_AddTxMessage(&hcan1\uff0c &tx_header\uff0c tx_data\uff0c NULL);\n \n HAL_Delay(100); \/\/ 100ms\u5468\u671f\n }\n}<\/code><\/pre>\n3.3 \u5de5\u4e1a\u63a7\u5236\u9886\u57df<\/h3>\n
\/\/ PRU\u4ee3\u7801\u793a\u4f8b\uff08\u4f7f\u7528C\u8bed\u8a00\uff0c\u7f16\u8bd1\u4e3aPRU\u6307\u4ee4\uff09\n#include <stdint.h>\n#include "pru_ctrl.h"\n\u200b\n#define GPIO_SETDATAOUT 0x194\n#define GPIO_CLEARDATAOUT 0x190\n#define STEP_PIN (1 << 15)\n\u200b\nvolatile uint32_t *gpio1 = (volatile uint32_t *)0x4804C000;\n\u200b\nvoid main(void) {\n uint32_t step_count = 0;\n uint32_t delay_cycles = 1000; \/\/ \u63a7\u5236\u6b65\u8fdb\u7535\u673a\u901f\u5ea6\n \n while(1) {\n \/\/ \u4ea7\u751f\u6b65\u8fdb\u8109\u51b2\n gpio1[GPIO_SETDATAOUT\/4] = STEP_PIN;\n __delay_cycles(delay_cycles);\n gpio1[GPIO_CLEARDATAOUT\/4] = STEP_PIN;\n __delay_cycles(delay_cycles);\n \n step_count++;\n \n \/\/ \u6bcf1000\u6b65\u8c03\u6574\u4e00\u6b21\u901f\u5ea6\n if(step_count >= 1000) {\n step_count = 0;\n \/\/ \u4ece\u4e3b\u673a\u8bfb\u53d6\u65b0\u7684\u901f\u5ea6\u53c2\u6570\n delay_cycles = read_shared_memory();\n }\n }\n}<\/code><\/pre>\n3.4 \u7269\u8054\u7f51\u9886\u57df<\/h3>\n
#include "stm32wbxx_hal.h"\n#include "ble.h"\n\u200b\n\/\/ M4\u6838\u5fc3\u8fd0\u884c\u7684\u5e94\u7528\u4ee3\u7801\nvoid sensor_task(void) {\n float temperature\uff0c humidity;\n \n while(1) {\n \/\/ \u8bfb\u53d6\u4f20\u611f\u5668\u6570\u636e\n temperature = read_temperature();\n humidity = read_humidity();\n \n \/\/ \u901a\u8fc7BLE\u53d1\u9001\u6570\u636e\uff08\u5b9e\u9645\u7531M0+\u6838\u5fc3\u5904\u7406\uff09\n BLE_UpdateCharacteristic(TEMP_CHAR_HANDLE\uff0c \n (uint8_t*)&temperature\uff0c \n sizeof(temperature));\n BLE_UpdateCharacteristic(HUMIDITY_CHAR_HANDLE\uff0c \n (uint8_t*)&humidity\uff0c \n sizeof(humidity));\n \n \/\/ \u8fdb\u5165\u4f4e\u529f\u8017\u6a21\u5f0f\n HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON\uff0c \n PWR_STOPENTRY_WFI);\n \n HAL_Delay(60000); \/\/ \u6bcf\u5206\u949f\u4e0a\u62a5\u4e00\u6b21\n }\n}\n\u200b\n\/\/ BLE\u4e8b\u4ef6\u56de\u8c03\uff08\u7531M0+\u6838\u5fc3\u89e6\u53d1\uff09\nvoid BLE_EventCallback(BLE_Event_t event) {\n switch(event) {\n case BLE_CONNECTED:\n \/\/ \u8bbe\u5907\u5df2\u8fde\u63a5\n HAL_GPIO_WritePin(LED_PORT\uff0c LED_PIN\uff0c GPIO_PIN_SET);\n break;\n \n case BLE_DISCONNECTED:\n \/\/ \u8bbe\u5907\u5df2\u65ad\u5f00\n HAL_GPIO_WritePin(LED_PORT\uff0c LED_PIN\uff0c GPIO_PIN_RESET);\n break;\n \n case BLE_DATA_RECEIVED:\n \/\/ \u63a5\u6536\u5230\u63a7\u5236\u547d\u4ee4\n process_command(BLE_GetReceivedData());\n break;\n }\n}<\/code><\/pre>\n4. SoC \u9009\u578b\u4e0e\u5f00\u53d1\u5efa\u8bae<\/h2>\n
4.1 \u5982\u4f55\u9009\u62e9\u5408\u9002\u7684 SoC<\/h3>\n
4.2 SoC \u5f00\u53d1\u7684\u6700\u4f73\u5b9e\u8df5<\/h3>\n
\/\/ \u4f7f\u7528DMA\u4f20\u8f93\u6570\u636e\u7684\u793a\u4f8b\nvoid setup_dma_transfer(void) {\n \/\/ \u914d\u7f6eDMA\n hdma_uart_tx.Instance = DMA1_Channel4;\n hdma_uart_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;\n hdma_uart_tx.Init.PeriphInc = DMA_PINC_DISABLE;\n hdma_uart_tx.Init.MemInc = DMA_MINC_ENABLE;\n hdma_uart_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;\n hdma_uart_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;\n hdma_uart_tx.Init.Mode = DMA_NORMAL;\n hdma_uart_tx.Init.Priority = DMA_PRIORITY_LOW;\n HAL_DMA_Init(&hdma_uart_tx);\n \n \/\/ \u5173\u8054DMA\u548cUART\n __HAL_LINKDMA(&huart1\uff0c hdmatx\uff0c hdma_uart_tx);\n \n \/\/ \u542f\u52a8DMA\u4f20\u8f93\n uint8_t data[1024];\n prepare_data(data\uff0c sizeof(data));\n HAL_UART_Transmit_DMA(&huart1\uff0c data\uff0c sizeof(data));\n \n \/\/ CPU\u53ef\u4ee5\u53bb\u505a\u5176\u4ed6\u4e8b\u60c5\uff0c\u4f20\u8f93\u5b8c\u6210\u540e\u4f1a\u89e6\u53d1\u4e2d\u65ad\n}\n\u200b\nvoid HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart) {\n \/\/ DMA\u4f20\u8f93\u5b8c\u6210\u56de\u8c03\n if(huart == &huart1) {\n \/\/ \u5904\u7406\u4f20\u8f93\u5b8c\u6210\u540e\u7684\u903b\u8f91\n transmission_complete_handler();\n }\n}<\/code><\/pre>\n#include "FreeRTOS.h"\n#include "task.h"\n#include "queue.h"\n\u200b\nQueueHandle_t sensor_queue;\n\u200b\n\/\/ \u4f20\u611f\u5668\u8bfb\u53d6\u4efb\u52a1\nvoid sensor_task(void *pvParameters) {\n sensor_data_t data;\n \n while(1) {\n data.temperature = read_temperature();\n data.pressure = read_pressure();\n data.timestamp = HAL_GetTick();\n \n \/\/ \u5c06\u6570\u636e\u53d1\u9001\u5230\u961f\u5217\n xQueueSend(sensor_queue\uff0c &data\uff0c portMAX_DELAY);\n \n vTaskDelay(pdMS_TO_TICKS(100)); \/\/ 100ms\u91c7\u6837\u5468\u671f\n }\n}\n\u200b\n\/\/ \u6570\u636e\u5904\u7406\u4efb\u52a1\nvoid process_task(void *pvParameters) {\n sensor_data_t data;\n \n while(1) {\n \/\/ \u4ece\u961f\u5217\u63a5\u6536\u6570\u636e\n if(xQueueReceive(sensor_queue\uff0c &data\uff0c portMAX_DELAY) == pdTRUE) {\n \/\/ \u6570\u636e\u5904\u7406\n float filtered_temp = apply_filter(data.temperature);\n \n \/\/ \u5f02\u5e38\u68c0\u6d4b\n if(filtered_temp > THRESHOLD) {\n trigger_alarm();\n }\n \n \/\/ \u6570\u636e\u5b58\u50a8\n store_to_flash(&data);\n }\n }\n}\n\u200b\nint main(void) {\n HAL_Init();\n SystemClock_Config();\n \n \/\/ \u521b\u5efa\u961f\u5217\n sensor_queue = xQueueCreate(10\uff0c sizeof(sensor_data_t));\n \n \/\/ \u521b\u5efa\u4efb\u52a1\n xTaskCreate(sensor_task\uff0c "Sensor"\uff0c 256\uff0c NULL\uff0c 2\uff0c NULL);\n xTaskCreate(process_task\uff0c "Process"\uff0c 512\uff0c NULL\uff0c 1\uff0c NULL);\n \n \/\/ \u542f\u52a8\u8c03\u5ea6\u5668\n vTaskStartScheduler();\n \n while(1);\n}<\/code><\/pre>\nvoid enter_low_power_mode(void) {\n \/\/ \u5173\u95ed\u4e0d\u9700\u8981\u7684\u5916\u8bbe\n HAL_ADC_Stop(&hadc1);\n HAL_TIM_Base_Stop(&htim2);\n \n \/\/ \u914d\u7f6e\u5524\u9192\u6e90\uff08\u6bd4\u5982RTC\u5b9a\u65f6\u5668\uff09\n HAL_RTCEx_SetWakeUpTimer_IT(&hrtc\uff0c 60\uff0c RTC_WAKEUPCLOCK_CK_SPRE_16BITS);\n \n \/\/ \u8fdb\u5165\u505c\u6b62\u6a21\u5f0f\n HAL_PWR_EnterSTOPMode(PWR_LOWPOWERREGULATOR_ON\uff0c PWR_STOPENTRY_WFI);\n \n \/\/ \u5524\u9192\u540e\u6062\u590d\u7cfb\u7edf\u65f6\u949f\n SystemClock_Config();\n \n \/\/ \u91cd\u65b0\u542f\u52a8\u5916\u8bbe\n HAL_ADC_Start(&hadc1);\n HAL_TIM_Base_Start(&htim2);\n}<\/code><\/pre>\n5. SoC \u7684\u672a\u6765\u53d1\u5c55\u8d8b\u52bf<\/h2>\n
5.1 \u5f02\u6784\u8ba1\u7b97<\/h3>\n
5.2 AI \u52a0\u901f<\/h3>\n
5.3 \u5148\u8fdb\u5236\u7a0b<\/h3>\n
5.4 chiplet \u6280\u672f<\/h3>\n
5.5 \u5f00\u6e90\u786c\u4ef6<\/h3>\n
\u7ed3\u8bed<\/h2>\n
\n