{"id":109846,"date":"2026-09-25T01:09:18","date_gmt":"2026-09-24T17:09:18","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/109846.html"},"modified":"2026-09-25T01:09:18","modified_gmt":"2026-09-24T17:09:18","slug":"arm%e8%a3%b8%e6%9c%ba%e5%bc%80%e5%8f%91-%e4%b8%ad%e6%96%ad","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/109846.html","title":{"rendered":"ARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad"},"content":{"rendered":"

\"\"<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u4ee5key\u6309\u952e\u529f\u80fd\u4e3a\u4f8b，\u5bf9\u4e8e\u4e2d\u65ad，\u9996\u5148\u5148\u914d\u7f6eGPIO1_18\u5f15\u811a\u89e6\u53d1\u65b9\u5f0f\u4e0e\u4f7f\u80fd\u5f15\u811a\u4e2d\u65ad<\/p>\n

\/\/ \u914d\u7f6e\u6309\u952e\u5f15\u811a\u4e2d\u65ad\u89e6\u53d1\u65b9\u5f0f：\u4e0b\u964d\u6cbf\u89e6\u53d1
\n GPIO1->ICR2 |= (3 << 4); <\/p>\n

\/\/ \u4f7f\u80fd\u5f15\u811a\u4e2d\u65ad
\n GPIO1->IMR |= (1 << 18);<\/p>\n

\u7136\u540e\u5f53\u6309\u4e0b\u6309\u952e\u540e\u5916\u8bbe\u4f1a\u4ea7\u751f\u5bf9\u5e94\u7684\u4e2d\u65ad\u53f799\u3002（\u5982\u4e0b\u56fe\u6240\u793a，GPIO1\u7ec4\u768416-31\u53f7\u5f15\u811a\u90fd\u4e3a99，\u5f53\u4ea7\u751f\u4e2d\u65ad\u53f7\u540e，\u8981\u67e5\u770b\u5177\u4f53\u5f15\u811a\u53ef\u901a\u8fc7GPIO\u7684ISR\u72b6\u6001\u5bc4\u5b58\u5668\u67e5\u770b）<\/p>\n

\"\"<\/p>\n

\u4ea7\u751f\u4e2d\u65ad\u53f7\u540e，\u4e0d\u4ec5\u5728\u5916\u8bbe\u4e2d\u4fdd\u5b58，\u4e5f\u4f1a\u4f20\u7ed9GIC\u63a7\u5236\u5668，\u5728GIC\u4e2d，\u5c06\u4e2d\u65ad\u53f7\u5199\u5165IAR\u5bc4\u5b58\u5668，\u518d\u5b8c\u6210\u5bf9\u5e94\u7684\u5de5\u4f5c\u4e4b\u540e，\u4f1a\u901a\u8fc7\u4e0a\u56fe\u7684\u56db\u6761\u7ebf\u8def\u4e2d\u7684\u4efb\u610f\u4e00\u6761\u5c06\u4e2d\u65ad\u9001\u7ed9ARM\u5185\u6838，ARM\u5185\u6838\u8bfb\u53d6\u8be5\u5bc4\u5b58\u5668\u91cc\u7684\u4e2d\u65ad\u53f7，\u786e\u5b9a\u662f\u54ea\u4e2a\u5916\u8bbe\u5f15\u53d1\u7684\u4e2d\u65ad，\u6267\u884c\u4e2d\u65ad\u5904\u7406\u51fd\u6570，\u7ed3\u675f\u540e\u5c06\u4e2d\u65ad\u53f7\u5199\u5165EOIR\u5bc4\u5b58\u5668，\u544a\u8bc9GIC\u4e2d\u65ad\u5904\u7406\u7ed3\u675f，\u540c\u65f6\u5916\u8bbe\u7684ISR\u5bc4\u5b58\u5668\u4e5f\u8981\u8bb0\u5f97\u6e05\u96f6\u3002<\/p>\n

\"\"<\/p>\n

\u4e00\u4e9b\u7ec6\u8282：<\/h4>\n

\u9996\u5148\u5728_reset_handler:\u51fd\u6570\u4e2d\u8bbe\u7f6eirq\u6a21\u5f0f\u7684\u4e2d\u65ad\u5f00\u542f，\u5c06bit7\u7f6e0，<\/p>\n

bic r0, r0, #(1 << 7) \/\/ irq<\/p>\n

\u5176\u6b21，\u521d\u59cb\u5316GIC<\/p>\n

void system_interrupt_init(void)
\n{
\n \/\/ \u521d\u59cb\u5316GIC\u63a7\u5236\u5668
\n GIC_Init();
\n}<\/p>\n

\u540c\u65f6，\u6253\u5f00GIC\u4e2d\u65ad<\/p>\n

\/\/ \u4f7f\u80fdGIC\u4e2d\u65ad
\nGIC_EnableIRQ(GPIO1_Combined_16_31_IRQn);<\/p>\n

\u7136\u540e，\u8981\u627e\u5230GIC\u4e2d\u7684IAR\u5bc4\u5b58\u5668，\u53c2\u8003\u4e0b\u56fe，\u5f53\u77e5\u9053GIC\u7684\u57fa\u5730\u5740\u4e4b\u540e，\u52a0\u4e0a\u504f\u79fb\u91cf\u5373\u53ef\u5f97\u5230\u5bc4\u5b58\u5668\u5730\u5740，\u800c\u8981\u627e\u5230GIC\u57fa\u5730\u5740，\u5219\u5e94\u501f\u52a9coprocessor\u534f\u5904\u7406\u5668，\u5728Cortex-A7\u5185\u90e8，\u7528\u4e8e\u534f\u52a9CPU\u5b8c\u6210\u7279\u5b9a\u4efb\u52a1，\u5728\u5185\u6838\u4e2d\u6709cp0-cp15\u4e00\u517116\u4e2a\u534f\u5904\u7406\u5668，\u529f\u80fd\u5404\u4e0d\u76f8\u540c，\u5e73\u65f6cp15\u4f7f\u7528\u6700\u591a，GIC\u7684\u57fa\u5730\u5740\u4e5f\u5728\u6b64\u5904\u3002<\/p>\n

\"\"<\/p>\n

\u800ccp15\u534f\u5904\u7406\u5668\u6709c0-c15\u4e00\u517116\u4e2a\u5bc4\u5b58\u5668\u7ec4，\u4e0b\u56fe\u4ee5c0\u5bc4\u5b58\u5668\u7ec4\u7684MIDR\u5bc4\u5b58\u5668\u4e3a\u4f8b<\/p>\n

\"\"\"\"<\/p>\n

\u5206\u522b\u8868\u793aARM\u67b6\u6784（\u76f8\u5f53\u4e8e\u5199\u6b7b），\u5185\u6838\u4e3b\u7248\u672c\u53f7，\u6c47\u7f16\u6307\u4ee4\u96c6\u7248\u672c\u53f7，\u5904\u7406\u5668\u578b\u53f7，\u4e3b\u7248\u672c\u53f7<\/p>\n

\u800c\u672c\u6b21\u4e2d\u65ad\u8981\u914d\u7f6e\u7684\u6709c1\u4e2d\u7684SCTLR\u5bc4\u5b58\u5668<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u5c06V\u4f4d\u7f6e0，\u8868\u793a\u53ef\u4ee5\u901a\u8fc7VBAR\u5bc4\u5b58\u5668\u66f4\u6539\u542f\u52a8\u4ee3\u7801\u7684\u9ed8\u8ba4\u8d77\u59cb\u5730\u5740，\u7f6e1\u5219\u8868\u793a，\u8d77\u59cb\u5730\u5740\u4e3a0XFFFF 0000，\u4e14\u4e0d\u80fd\u518d\u88ab\u91cd\u6620\u5c04\u3002\u5728\u4e0a\u6587\u94fe\u63a5\u65f6\u66f4\u6539\u4e86\u94fe\u63a5\u7684\u8d77\u59cb\u5730\u5740\u4e3a0x8780 0000，\u6b64\u65f6，\u7531\u4e8e\u7cfb\u7edf\u9ed8\u8ba4\u53ea\u4f1a\u4ece0x00\u5730\u5740\u5904\u5f00\u59cb\u6267\u884c\u5f02\u5e38\u5904\u7406\u51fd\u6570，\u5f53\u4ea7\u751f\u5f02\u5e38\u65f6，\u518d\u53bb\u539f\u5148\u7684\u5730\u5740\u5219\u627e\u4e0d\u5230\u5f02\u5e38\u51fd\u6570，\u6b64\u65f6\u5e94\u8fdb\u884c\u91cd\u6620\u5c04<\/p>\n

\"\"<\/p>\n

\u9ed8\u8ba4\u4ece0x00\u5904\u5f00\u59cb，\u800c\u7531\u4e8e\u6b64\u65f6\u8d77\u59cb\u5730\u5740\u5df2\u7ecf\u53d8\u4e3a0x8780 0000，\u6545\u5e94\u8fdb\u884c\u91cd\u6620\u5c04，\u800cSCTLR\u5bc4\u5b58\u5668\u5c31\u662f\u8d1f\u8d23\u6b64\u529f\u80fd<\/p>\n

\"\"<\/p>\n

\u8981\u64cd\u4f5c\u534f\u5904\u7406\u5668\u7684\u5bc4\u5b58\u5668\u6570\u636e，\u5f15\u5165\u4ee5\u4e0b\u4e24\u6761\u6307\u4ee4：<\/p>\n

mrc：\u8bfb\u53d6cp15\u4e2d\u5bc4\u5b58\u5668\u7684\u6570\u636e\u5230\u901a\u7528\u5bc4\u5b58\u5668<\/p>\n

mcr：\u5c06\u901a\u7528\u5bc4\u5b58\u5668\u4e2d\u7684\u6570\u636e\u5199\u5165\u5230cp15\u4e2d\u5bc4\u5b58\u5668<\/p>\n

\u4f7f\u7528\u683c\u5f0f：<\/p>\n

mrc <coproc>,<opc1>,<Rt>,<CRn>,<CRm>,<opc2>\u5bf9\u7167\u53c2\u8003\u624b\u518c\u5373\u53ef，\u4f8b\u5982：<\/p>\n

mrc p15，0，r0，c1，c0，0\u610f\u601d\u4e3a\u5c06cp15\u4e2dSCTLR\u5bc4\u5b58\u5668\u503c\u8bfb\u5230R0\u5bc4\u5b58\u5668<\/p>\n

\u6b64\u591612\u4f4d\u5e94\u7f6e1，\u8868\u793a\u5c06icache\u6253\u5f00，\u6307\u4ee4\u5904\u7406\u901f\u7387\u53d8\u5feb（dcache\u5c3d\u91cf\u5173\u95ed，\u6bcf\u6b21\u64cd\u4f5c\u6570\u636e，\u82e5\u5c06\u6570\u636e\u653e\u5728dcache，\u5219\u4f1a\u5ffd\u7565\u5bf9\u5bc4\u5b58\u5668\u672c\u8eab\u7684\u8bfb\u53d6，\u4e0d\u5229\u4e8e\u5b66\u4e60）<\/p>\n

_enable_icache:
\n mrc p15, 0, r0, c1, c0, 0
\n bic r0, r0, #(1 << 13) \/\/\u5c06cp15\u4e2dSCTLR\u5bc4\u5b58\u5668\u503c\u8bfb\u5230R0\u5bc4\u5b58\u5668
\n orr r0, r0, #(1 << 12)
\n mcr p15, 0, r0, c1, c0, 0
\n bx lr<\/p>\n

\"\"<\/p>\n

\u6b64\u65f6\u53ea\u662f\u5c06SCTLR\u914d\u7f6e\u4e86，\u6b64\u5916\u8fd8\u5e94\u914d\u7f6eVBAR\u5bc4\u5b58\u5668，\u5728c12\u7ec4\u91cc<\/p>\n

\"\"<\/p>\n

_set_vbar:
\n ldr r0, =0x87800000
\n mcr p15, 0, r0, c12, c0, 0
\n bx lr<\/p>\n

\u6700\u540e\u5728c15\u91cc\u7684CBAR\u5bc4\u5b58\u5668，\u53ef\u4ee5\u8bfb\u51faGIC\u7684\u57fa\u5730\u5740，\u4e0d\u8fc7\u53ef\u4ee5\u901a\u8fc7Cortex-A7\u7684\u56fa\u4ef6\u5e93\u5b9e\u73b0，\u5373\u521d\u59cb\u5316GIC\u51fd\u6570<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

inline:\u5185\u8054\u51fd\u6570，\u672c\u8d28\u662f\u51fd\u6570，\u8c03\u7528\u5185\u8054\u51fd\u6570\u524d，\u5fc5\u987b\u6709\u8be5\u51fd\u6570\u7684\u5b9a\u4e49，\u7f16\u8bd1\u65f6，\u5185\u8054\u51fd\u6570\u4f1a\u5728\u51fd\u6570\u8c03\u7528\u4f4d\u7f6e\u88ab\u5c55\u5f00，\u7c7b\u4f3c\u5b8f，\u5c31\u5730\u5c55\u5f00，\u4e0d\u7528\u8df3\u8f6c\u51fd\u6570，\u63d0\u9ad8\u51fd\u6570\u6267\u884c\u6548\u7387，\u53ef\u5728\u5934\u6587\u4ef6\u4e2d\u5b9a\u4e49\u51fd\u6570\u3002<\/p>\n

irq\u4e2d\u65ad\u5f02\u5e38\u5904\u7406：<\/p>\n

\"\"<\/p>\n

_irq_handler:
\n subs lr, lr, #4 \/\/\u8fd4\u56de\u5730\u5740\u504f\u79fb\u91cf\u52a0\u4e864，\u6240\u4ee5\u5148\u51cf4<\/p>\n

\/\/ GIC \u57fa\u5730\u5740
\n mrc p15, 4, r1, c15, c0, 0 \/\/\u8bfbc15\u7684CBAR\u5bc4\u5b58\u5668\u91cc\u7684\u57fa\u5730\u5740
\n add r1, r1, #0x2000 \/\/\u57fa\u5730\u5740+\u504f\u79fb\u91cf
\n ldr r0, [r1, #0x0C] \/\/r1\u518d\u52a0\u5230IAR\u5bc4\u5b58\u5668\u7684\u504f\u79fb\u91cf，\u5c06IAR\u91cc\u9762\u7684\u4e2d\u65ad\u53f7\u653e\u5230r0<\/p>\n

stmfd sp!, {r0-r12, lr}
\n stmfd sp!, {r0, r1} \/\/\u4e2d\u65ad\u53f7\u8fd8\u8981\u5199\u5230EOIR，\u6240\u4ee5\u5355\u72ec\u4fdd\u62a4
\nbl system_interrupt_handler \/\/\u6c47\u7f16\u8c03\u7528c\u51fd\u6570，\u53c2\u6570\u5c0f\u4e8e4\u4e2a\u65f6，\u901a\u8fc7r0-r3\u4f20\u503c，\u6240\u4ee5r0\u7684\u503c\u5c31\u662f\u4e2d\u65ad\u53f7
\n ldmfd sp!, {r0, r1}
\n \/\/ \u6e05\u9664GIC\u4e2d\u65ad\u6807\u8bb0\u4f4d
\n str r0, [r1, #0x10]
\n ldmfd sp!, {r0-r12, pc}^<\/p>\n

void system_interrupt_handler(int num)
\n{
\n if (num == GPIO1_Combined_16_31_IRQn)
\n {
\n if ((GPIO1->ISR & (1 << 18)) != 0)
\n {
\n led_nor();
\n }
\n GPIO1->ISR |= (1 << 18);
\n }
\n}<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4ee5key\u6309\u952e\u529f\u80fd\u4e3a\u4f8b，\u5bf9\u4e8e\u4e2d\u65ad，\u9996\u5148\u5148\u914d\u7f6eGPIO1_18\u5f15\u811a\u89e6\u53d1\u65b9\u5f0f\u4e0e\u4f7f\u80fd\u5f15\u811a\u4e2d\u65ad\/\/ \u914d\u7f6e\u6309\u952e\u5f15\u811a\u4e2d\u65ad\u89e6\u53d1\u65b9\u5f0f：\u4e0b\u964d\u6cbf\u89e6\u53d1GPIO1->ICR2 | (3 <IMR | (1 << 18);\u7136\u540e\u5f53\u6309\u4e0b\u6309\u952e\u540e\u5916\u8bbe\u4f1a\u4ea7\u751f\u5bf9\u5e94\u7684\u4e2d\u65ad\u53f799\u3002（\u5982\u4e0b\u56fe\u6240\u793a，GPIO1\u7ec4\u768416-31\u53f7\u5f15\u811a\u90fd\u4e3a99，\u5f53\u4ea7\u751f\u4e2d\u65ad\u53f7\u540e，\u8981\u67e5\u770b\u5177\u4f53\u5f15\u811a\u53ef\u901a\u8fc7<\/p>\n","protected":false},"author":2,"featured_media":109829,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1757,751,269],"topic":[],"class_list":["post-109846","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-arm","tag-269"],"yoast_head":"\nARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/109846.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u4ee5key\u6309\u952e\u529f\u80fd\u4e3a\u4f8b，\u5bf9\u4e8e\u4e2d\u65ad，\u9996\u5148\u5148\u914d\u7f6eGPIO1_18\u5f15\u811a\u89e6\u53d1\u65b9\u5f0f\u4e0e\u4f7f\u80fd\u5f15\u811a\u4e2d\u65ad\/\/ \u914d\u7f6e\u6309\u952e\u5f15\u811a\u4e2d\u65ad\u89e6\u53d1\u65b9\u5f0f：\u4e0b\u964d\u6cbf\u89e6\u53d1GPIO1->ICR2 | (3 <IMR | (1 << 18);\u7136\u540e\u5f53\u6309\u4e0b\u6309\u952e\u540e\u5916\u8bbe\u4f1a\u4ea7\u751f\u5bf9\u5e94\u7684\u4e2d\u65ad\u53f799\u3002（\u5982\u4e0b\u56fe\u6240\u793a，GPIO1\u7ec4\u768416-31\u53f7\u5f15\u811a\u90fd\u4e3a99，\u5f53\u4ea7\u751f\u4e2d\u65ad\u53f7\u540e，\u8981\u67e5\u770b\u5177\u4f53\u5f15\u811a\u53ef\u901a\u8fc7\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/109846.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-24T17:09:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260924170913-6ab5593952088.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/109846.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/109846.html\",\"name\":\"ARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-09-24T17:09:18+00:00\",\"dateModified\":\"2026-09-24T17:09:18+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/109846.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/109846.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/109846.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"ARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"ARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/109846.html","og_locale":"zh_CN","og_type":"article","og_title":"ARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u4ee5key\u6309\u952e\u529f\u80fd\u4e3a\u4f8b，\u5bf9\u4e8e\u4e2d\u65ad，\u9996\u5148\u5148\u914d\u7f6eGPIO1_18\u5f15\u811a\u89e6\u53d1\u65b9\u5f0f\u4e0e\u4f7f\u80fd\u5f15\u811a\u4e2d\u65ad\/\/ \u914d\u7f6e\u6309\u952e\u5f15\u811a\u4e2d\u65ad\u89e6\u53d1\u65b9\u5f0f：\u4e0b\u964d\u6cbf\u89e6\u53d1GPIO1->ICR2 | (3 <IMR | (1 << 18);\u7136\u540e\u5f53\u6309\u4e0b\u6309\u952e\u540e\u5916\u8bbe\u4f1a\u4ea7\u751f\u5bf9\u5e94\u7684\u4e2d\u65ad\u53f799\u3002（\u5982\u4e0b\u56fe\u6240\u793a，GPIO1\u7ec4\u768416-31\u53f7\u5f15\u811a\u90fd\u4e3a99，\u5f53\u4ea7\u751f\u4e2d\u65ad\u53f7\u540e，\u8981\u67e5\u770b\u5177\u4f53\u5f15\u811a\u53ef\u901a\u8fc7","og_url":"https:\/\/www.wsisp.com\/helps\/109846.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-09-24T17:09:18+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260924170913-6ab5593952088.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/109846.html","url":"https:\/\/www.wsisp.com\/helps\/109846.html","name":"ARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-09-24T17:09:18+00:00","dateModified":"2026-09-24T17:09:18+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/109846.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/109846.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/109846.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"ARM\u88f8\u673a\u5f00\u53d1-\u4e2d\u65ad"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/109846","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=109846"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/109846\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/109829"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=109846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=109846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=109846"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=109846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}