{"id":1974,"date":"2026-08-25T15:22:06","date_gmt":"2026-08-25T07:22:06","guid":{"rendered":"https:\/\/www.plus1health.com\/?p=1974"},"modified":"2026-08-26T18:07:46","modified_gmt":"2026-08-26T10:07:46","slug":"p1h1291-o-ppg-signal-acquisition-chip-module-manual","status":"publish","type":"post","link":"https:\/\/www.plus1health.com\/en\/p1h1291-o-ppg-signal-acquisition-chip-module-manual\/","title":{"rendered":"P1H1291-O PPG \u4fe1\u53f7\u91c7\u96c6\u82af\u7247 &#038; \u6a21\u5757\u8bf4\u660e\u4e66"},"content":{"rendered":"<h3>P1H1291-O \u53cd\u5c04\u5f0f PPG \u4fe1\u53f7\u91c7\u96c6\u82af\u7247&nbsp;&amp; \u6a21\u5757\u8bf4\u660e\u4e66<\/h3>\n\n\n\n<p><strong>\u6587\u6863\u7248\u672c\uff1a<\/strong>\u00a0v1.1 |\u00a0<strong>\u9002\u7528\u8303\u56f4\uff1a<\/strong>\u00a0P1H1291-O1 \u900f\u5c04\/\u53cd\u5c04\u5f0f\u5149\u7535\u8109\u640f\u8840\u6c27\u6a21\u5757\uff08P1H1291-O1 PCB Rev. V260701\uff09\u672c\u8bf4\u660e\u4e66\u5305\u542b\u4e24\u90e8\u5206\uff1a<strong>\u2460 P1H1291 \u82af\u7247\u7ea7\u89c4\u683c\u8bf4\u660e<\/strong>\uff0c<strong>\u2461 P1H1291-O1 \u6a21\u5757\u4f7f\u7528\u8bf4\u660e\uff08\u542b AT \u6307\u4ee4\u96c6\uff09<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"513\" src=\"\/wp-content\/uploads\/2026\/08\/8.25-1024x513.jpg\" alt=\"\" class=\"wp-image-1975\" srcset=\"\/wp-content\/uploads\/2026\/08\/8.25-1024x513.jpg 1024w, \/wp-content\/uploads\/2026\/08\/8.25-300x150.jpg 300w, \/wp-content\/uploads\/2026\/08\/8.25-768x385.jpg 768w, \/wp-content\/uploads\/2026\/08\/8.25-16x8.jpg 16w, \/wp-content\/uploads\/2026\/08\/8.25.jpg 1128w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">P1H1291-O1<\/p>\n\n\n\n<h3>\u7b2c\u4e00\u90e8\u5206\uff1aP1H1291 \u82af\u7247\u89c4\u683c\u8bf4\u660e<\/h3>\n\n\n\n<h4>1.1 \u6982\u8ff0<\/h4>\n\n\n\n<p>P1H1291 \u662f\u6df1\u5733\u52a0\u4e00\u5065\u5eb7\u79d1\u6280\u5b9a\u5236\u7684\u96c6\u6210&nbsp;<strong>\u53cc\u6ce2\u957f LED \u9a71\u52a8 + \u5149\u7535\u4e8c\u6781\u7ba1\u6a21\u62df\u524d\u7aef (AFE)<\/strong>&nbsp;\u7684 PPG \u4fe1\u53f7\u91c7\u96c6\u82af\u7247\uff0c\u4e13\u4e3a\u53ef\u7a7f\u6234\u8840\u6c27\u76d1\u6d4b\uff08SpO2\uff09\u3001\u5fc3\u7387\uff08HR\uff09\u5e94\u7528\u8bbe\u8ba1\u3002\u82af\u7247\u540c\u65f6\u652f\u6301&nbsp;<strong>\u53cd\u5c04\u5f0f<\/strong>\u4e0e<strong>\u900f\u5c04\u5f0f<\/strong>\u4e24\u79cd\u5149\u7535\u6d4b\u91cf\u62d3\u6251\uff0c\u9002\u7528\u4e8e\u6307\u5c16\u3001\u8033\u5782\u3001\u8155\u90e8\u3001\u989d\u5934\u7b49\u591a\u90e8\u4f4d\u91c7\u96c6\u573a\u666f\u3002\u82af\u7247\u91c7\u7528&nbsp;<strong>QFN-24&nbsp;(VQFN-24 4&#215;4 mm)<\/strong>&nbsp;\u5c01\u88c5\uff0c\u4e0e\u5916\u90e8\u4e3b\u63a7\u4ec5\u9700&nbsp;<strong>3 \u7ebf UART \u63a5\u53e3<\/strong>\uff08RX \/ TX \/ GND\uff09\u5373\u53ef\u5b8c\u6210\u901a\u4fe1\u4e0e\u63a7\u5236\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u9879\u76ee<\/th><th>\u89c4\u683c<\/th><\/tr><tr><td>\u5c01\u88c5<\/td><td>VQFN-24\uff08RGE\uff094\u00d74 mm<\/td><\/tr><tr><td>\u5de5\u4f5c\u7535\u538b<\/td><td>1.8V &#8211; 3.3V \u00b15% (DVDD_3V)<\/td><\/tr><tr><td>\u5178\u578b\u529f\u8017\uff08\u5de5\u4f5c\uff09<\/td><td>&lt; 2 mA\uff08\u4e0d\u5305\u542bLED\u529f\u8017\uff09<\/td><\/tr><tr><td>\u5178\u578b\u529f\u8017\uff08STANDBY\uff09<\/td><td>&lt; 2 \u03bcA<\/td><\/tr><tr><td>\u901a\u4fe1\u63a5\u53e3<\/td><td>UART (TTL 3.3V) \u2014 3 \u7ebf\uff08RX\/TX\/GND\uff09<\/td><\/tr><tr><td>\u9ed8\u8ba4\u6ce2\u7279\u7387<\/td><td>115200 bps\uff08\u53ef\u901a\u8fc7 AT \u6307\u4ee4\u4fee\u6539\uff09<\/td><\/tr><tr><td>\u5de5\u4f5c\u6e29\u5ea6<\/td><td>-20\u2103 ~ +70\u2103<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>1.2 \u82af\u7247\u7279\u6027<\/h4>\n\n\n\n<p>P1H1291 \u4e3a\u5b9a\u5236\u5316 ASIC\uff08Application Specific Integrated Circuit\uff09\uff0c\u82af\u7247\u5185\u90e8\u96c6\u6210 PPG \u4fe1\u53f7\u91c7\u96c6\u3001\u6570\u5b57\u6ee4\u6ce2\u3001\u72b6\u6001\u68c0\u6d4b\u4e0e SpO2\/HR \u89e3\u7b97\u7b49\u5b8c\u6574\u7b97\u6cd5\u94fe\u8def\u3002\u7b97\u6cd5\u5df2\u56fa\u5316\u4e8e\u7247\u4e0a\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u4e2d\uff0c<strong>\u4e0d\u5bf9\u5916\u63d0\u4f9b\u53ef\u7f16\u7a0b\u63a5\u53e3<\/strong>\uff0c\u7528\u6237\u65e0\u9700\u8fdb\u884c\u5bc4\u5b58\u5668\u914d\u7f6e\u6216\u7b97\u6cd5\u6807\u5b9a\u3002\u82af\u7247\u4e0a\u7535\u540e\u5373\u81ea\u52a8\u5b8c\u6210\u4f20\u611f\u5668\u521d\u59cb\u5316\u3001\u4fe1\u53f7\u91c7\u96c6\u4e0e\u6570\u636e\u8f93\u51fa\uff0c\u901a\u8fc7\u6807\u51c6 UART \u63a5\u53e3\u4ee5 AT \u6307\u4ee4\u96c6\u8fdb\u884c\u67e5\u8be2\u4e0e\u63a7\u5236\u3002<\/p>\n\n\n\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u672c\u82af\u7247\u4e3a\u56fa\u5316\u578b\u5b9a\u5236\u5668\u4ef6\uff0c\u4e0d\u53ef\u91cd\u65b0\u7f16\u7a0b\u3002\u6240\u6709\u4fe1\u53f7\u5904\u7406\u53c2\u6570\uff08\u6ee4\u6ce2\u5668\u7cfb\u6570\u3001\u68c0\u6d4b\u9608\u503c\u3001\u6807\u5b9a\u66f2\u7ebf\u7b49\uff09\u5df2\u5728\u51fa\u5382\u524d\u5b8c\u6210\u6821\u51c6\u4e0e\u70e7\u5f55\uff0c\u7528\u6237\u7aef\u65e0\u6cd5\u4fee\u6539\u3002<\/p>\n\n\n\n<h3>\u7b2c\u4e8c\u90e8\u5206\uff1aP1H1291-O1 \u6a21\u5757\u4f7f\u7528\u8bf4\u660e<\/h3>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignleft size-large\"><img loading=\"lazy\" width=\"486\" height=\"532\" src=\"\/wp-content\/uploads\/2026\/08\/8.25-2.jpg\" alt=\"\" class=\"wp-image-1976\" srcset=\"\/wp-content\/uploads\/2026\/08\/8.25-2.jpg 486w, \/wp-content\/uploads\/2026\/08\/8.25-2-274x300.jpg 274w, \/wp-content\/uploads\/2026\/08\/8.25-2-11x12.jpg 11w\" sizes=\"(max-width: 486px) 100vw, 486px\" \/><\/figure><\/div>\n\n\n\n<p><\/p>\n\n\n\n<h4>2.1 \u6a21\u5757\u6982\u8ff0<\/h4>\n\n\n\n<p>P1H1291-O1 \u662f\u4e00\u6b3e\u57fa\u4e8e P1H1291 \u82af\u7247\u7684\u53cd\u5c04\u5f0f\u8840\u6c27\u9971\u548c\u5ea6&nbsp;+ \u5fc3\u7387\u76d1\u6d4b\u6a21\u5757\uff0c\u96c6\u6210 LED \u5149\u6e90\u3001\u5149\u7535\u4e8c\u6781\u7ba1\u3001\u6a21\u62df\u524d\u7aef\u4e0e\u7b97\u6cd5\uff0c\u67d4\u6027 PCB \u8bbe\u8ba1\u53ef\u76f4\u63a5\u8d34\u5408\u4eba\u4f53\u4f69\u6234\u4f7f\u7528\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u9879\u76ee<\/th><th>\u89c4\u683c<\/th><\/tr><tr><td>\u6a21\u5757\u578b\u53f7<\/td><td>P1H1291-O1<\/td><\/tr><tr><td>PCB \u7248\u672c<\/td><td>V260701<\/td><\/tr><tr><td>\u63a5\u53e3<\/td><td>4 \u7ebf\uff08VBAT \/ GND \/ UART_TX \/ UART_RX\uff09<\/td><\/tr><tr><td>\u4f9b\u7535<\/td><td>1.8V &#8211; 3.3V \u00b15% (DVDD_3V)\uff08\u5efa\u8bae LDO \u7a33\u538b\uff09<\/td><\/tr><tr><td>\u5de5\u4f5c\u7535\u6d41<\/td><td>\u7ea6 1.2 mA\uff08\u4e0d\u5305\u62ecLED\uff09\uff0c2 \u03bcA\uff08STANDBY\uff09<\/td><\/tr><tr><td>\u6d4b\u91cf\u53c2\u6570<\/td><td>\u5fc3\u7387\uff08HR\uff09\u3001\u8840\u6c27\u9971\u548c\u5ea6\uff08SpO2\uff09\u3001\u704c\u6ce8\u6307\u6570\uff08PI\uff09\u3001\u5728\u4f4d\u72b6\u6001<\/td><\/tr><tr><td>HR \u8303\u56f4<\/td><td>30 ~ 240 bpm<\/td><\/tr><tr><td>SpO2 \u8303\u56f4<\/td><td>80% ~ 100%<\/td><\/tr><tr><td>PI \u8303\u56f4<\/td><td>0.0 ~ 20.0\uff08\u65e0\u91cf\u7eb2\uff09<\/td><\/tr><tr><td>\u91c7\u6837\u7387<\/td><td>20 Hz\uff08\u6bcf 50 ms\uff09<\/td><\/tr><tr><td>\u54cd\u5e94\u65f6\u95f4<\/td><td>\u68c0\u6d4b\u653e\u5165 1~3 \u79d2\u51fa\u6570\u636e<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>2.2 \u6a21\u5757\u5f15\u811a\u5b9a\u4e49<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u5f15\u811a<\/th><th>\u540d\u79f0<\/th><th>\u8bf4\u660e<\/th><\/tr><tr><td>1<\/td><td>VBAT<\/td><td>\u7535\u6e90\u6b63\uff083.3V\uff09<\/td><\/tr><tr><td>2<\/td><td>GND<\/td><td>\u7535\u6e90\u5730<\/td><\/tr><tr><td>3<\/td><td>UART_TX<\/td><td>\u6a21\u5757\u6570\u636e\u53d1\u9001\uff08TTL 3.3V\uff09<\/td><\/tr><tr><td>4<\/td><td>UART_RX<\/td><td>\u6a21\u5757\u6570\u636e\u63a5\u6536\uff08\u540c\u65f6\u4f5c\u4e3a STANDBY \u5524\u9192\u6e90\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u6ce8\u610f\uff1a<\/strong>UART \u63a5\u53e3\u4e3a TTL 3.3V \u7535\u5e73\uff0c\u8fde\u63a5\u5230 5V MCU \u65f6\u5fc5\u987b\u52a0\u7535\u5e73\u8f6c\u6362\u5668\u3002<\/p>\n\n\n\n<h4>2.3 UART \u9ed8\u8ba4\u53c2\u6570<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u53c2\u6570<\/th><th>\u503c<\/th><\/tr><tr><td>\u6ce2\u7279\u7387<\/td><td>115200 bps<\/td><\/tr><tr><td>\u6570\u636e\u4f4d<\/td><td>8<\/td><\/tr><tr><td>\u505c\u6b62\u4f4d<\/td><td>1<\/td><\/tr><tr><td>\u6821\u9a8c\u4f4d<\/td><td>\u65e0<\/td><\/tr><tr><td>\u6d41\u63a7<\/td><td>\u65e0<\/td><\/tr><tr><td>\u6307\u4ee4\/\u54cd\u5e94\u7ed3\u5c3e<\/td><td>\\r\\n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>2.4 \u4e0a\u7535\u884c\u4e3a<\/h4>\n\n\n\n<ul><li>\u4e0a\u7535\u540e\u6a21\u5757\u81ea\u52a8\u8fdb\u5165&nbsp;<strong>\u6b63\u5e38\u5de5\u4f5c\u6a21\u5f0f<\/strong>\uff0c\u5f00\u59cb\u91c7\u6837\u5e76\u901a\u8fc7 UART \u5468\u671f\u6027\u8f93\u51fa\u6570\u636e<\/li><li>LED\uff08\u7ea2\/\u7ea2\u5916\uff09\u5f00\u59cb\u5468\u671f\u6027\u95ea\u70c1\uff08\u6bcf 50ms \u5207\u6362\uff09<\/li><li>UART \u9ed8\u8ba4\u6bcf\u79d2\u8f93\u51fa\u4e00\u884c\uff1a<code>status,hr,spo2,PI\\r\\n<\/code><\/li><\/ul>\n\n\n\n<h3>\u7b2c\u4e09\u90e8\u5206\uff1aAT \u6307\u4ee4\u96c6<\/h3>\n\n\n\n<h4>3.1 \u901a\u7528\u683c\u5f0f<\/h4>\n\n\n\n<ul><li>\u6240\u6709\u6307\u4ee4\u4ee5&nbsp;<code>\\r\\n<\/code>&nbsp;\u7ed3\u5c3e\uff08CR+LF\uff09<\/li><li>\u6240\u6709\u54cd\u5e94\u4ee5&nbsp;<code>\\r\\n<\/code>&nbsp;\u7ed3\u5c3e<\/li><li>\u53c2\u6570\u503c\u7528&nbsp;<code>=<\/code>&nbsp;\u5206\u9694\u6307\u4ee4\u540d\u4e0e\u53c2\u6570<\/li><\/ul>\n\n\n\n<h4>3.2 \u81ea\u52a8\u8f93\u51fa\u683c\u5f0f<\/h4>\n\n\n\n<p>\u6a21\u5757\u4e0a\u7535\u540e\u9ed8\u8ba4\u6bcf\u79d2\u8f93\u51fa\u4e00\u884c\u6570\u636e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;status&gt;,&lt;hr&gt;,&lt;spo2&gt;,&lt;PI&gt;\\r\\n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u5b57\u6bb5<\/th><th>\u8303\u56f4<\/th><th>\u8bf4\u660e<\/th><\/tr><tr><td>status<\/td><td>0~2<\/td><td>0=\u7a7a\u8f7d, 1=\u5728\u4f4d, 2=\u5e72\u6270<\/td><\/tr><tr><td>hr<\/td><td>0~240<\/td><td>\u5fc3\u7387 bpm\uff08\u7a7a\u8f7d\u65f6\u8f93\u51fa 0\uff09<\/td><\/tr><tr><td>spo2<\/td><td>0~100<\/td><td>\u8840\u6c27 %\uff08\u7a7a\u8f7d\u65f6\u8f93\u51fa 0\uff09<\/td><\/tr><tr><td>PI<\/td><td>0.0~20.0<\/td><td>\u704c\u6ce8\u6307\u6570\uff08\u7a7a\u8f7d\u65f6\u8f93\u51fa 0.0\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u793a\u4f8b\u8f93\u51fa\uff08\u7a7a\u8f7d\uff09\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>0,0,0,0.0\n0,0,0,0.0\n...<\/code><\/pre>\n\n\n\n<p><strong>\u793a\u4f8b\u8f93\u51fa\uff08\u5728\u4f4d\uff09\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1,68,97,3.5\r\n1,69,97,3.4\r\n...<\/code><\/pre>\n\n\n\n<h4>3.3 PI\uff08\u704c\u6ce8\u6307\u6570\uff09\u8bf4\u660e<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>PI \u8303\u56f4<\/th><th>\u7b49\u7ea7<\/th><th>\u8bf4\u660e<\/th><\/tr><tr><td>&lt; 0.2<\/td><td>\u6781\u5f31<\/td><td>\u4fe1\u53f7\u5dee\uff0c\u6570\u636e\u4ec5\u4f9b\u53c2\u8003<\/td><\/tr><tr><td>0.2 ~ 1.0<\/td><td>\u5f31<\/td><td>\u4f4e\u704c\u6ce8\uff0c\u4fdd\u6301\u624b\u6307\u7a33\u5b9a<\/td><\/tr><tr><td>1.0 ~ 5.0<\/td><td>\u6b63\u5e38<\/td><td>\u4fe1\u53f7\u826f\u597d<\/td><\/tr><tr><td>&gt; 5.0<\/td><td>\u5f3a<\/td><td>\u4fe1\u53f7\u4f18\u79c0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>3.4 \u6307\u4ee4\u5217\u8868<\/h4>\n\n\n\n<h4>\u2460 AT \u2014 \u6d4b\u8bd5\u901a\u4fe1<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53d1\u9001: AT\\r\\n\r\n\u54cd\u5e94: OK\\r\\n<\/code><\/pre>\n\n\n\n<p>\u68c0\u6d4b\u6a21\u5757\u662f\u5426\u5728\u7ebf\uff0c\u9a8c\u8bc1 UART \u901a\u4fe1\u662f\u5426\u6b63\u5e38\u3002<\/p>\n\n\n\n<h4>\u2461 AT+RAW=&lt;0|1&gt; \u2014 \u5f00\u542f\/\u5173\u95ed\u6ce2\u5f62\u6570\u636e<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53d1\u9001: AT+RAW=1\\r\\n\n\u54cd\u5e94: OK\\r\\n\n        \u8f93\u51fa: 1,68,97,3.5,32768,32770   \u2190 \u6bcf 50ms \u4e00\u884c (20Hz)\n              1,68,97,3.4,32766,32772\n              ...\n\n\u53d1\u9001: AT+RAW=0\\r\\n\n\u54cd\u5e94: OK\\r\\n\n        \u8f93\u51fa: 1,68,97,3.5               \u2190 \u6bcf 1s \u4e00\u884c (1Hz)\n              1,69,97,3.4\n              ...<\/code><\/pre>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" width=\"742\" height=\"135\" src=\"\/wp-content\/uploads\/2026\/08\/8.25-3.jpg\" alt=\"\" class=\"wp-image-1977\" srcset=\"\/wp-content\/uploads\/2026\/08\/8.25-3.jpg 742w, \/wp-content\/uploads\/2026\/08\/8.25-3-300x55.jpg 300w, \/wp-content\/uploads\/2026\/08\/8.25-3-16x3.jpg 16w\" sizes=\"(max-width: 742px) 100vw, 742px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\">P1H1291-O1<\/p>\n\n\n\n<p><strong>RAW \u6a21\u5f0f\u8f93\u51fa\u683c\u5f0f\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;status&gt;,&lt;hr&gt;,&lt;spo2&gt;,&lt;PI&gt;,&lt;red&gt;,&lt;ir&gt;\\r\\n<\/code><\/pre>\n\n\n\n<ul><li><code>red<\/code>\uff1aRED \u901a\u9053\u6ee4\u6ce2\u540e\u91c7\u6837\u503c\uff08\u7ecf HP+LP \u6ee4\u6ce2\uff09<\/li><li><code>ir<\/code>\uff1aIR \u901a\u9053\u6ee4\u6ce2\u540e\u91c7\u6837\u503c\uff08\u7ecf HP+LP \u6ee4\u6ce2\uff09<\/li><\/ul>\n\n\n\n<h4>\u2462 AT+STOP=&lt;0|1&gt; \u2014 \u6682\u505c\/\u6062\u590d\u6570\u636e\u8f93\u51fa<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53d1\u9001: AT+STOP=1\\r\\n   \u6682\u505c\u8f93\u51fa\r\n\u54cd\u5e94: OK\\r\\n\r\n(\u6a21\u5757\u505c\u6b62\u53d1\u9001\u6570\u636e\uff0c\u4f46\u4ecd\u5728\u91c7\u6837\u548c\u63a5\u6536\u6307\u4ee4)\r\n\r\n\u53d1\u9001: AT+STOP=0\\r\\n   \u6062\u590d\u8f93\u51fa\r\n\u54cd\u5e94: OK\\r\\n<\/code><\/pre>\n\n\n\n<p>\u6682\u505c\u540e\u6a21\u5757\u4ecd\u53ef\u63a5\u6536 AT \u6307\u4ee4\uff0c\u4f46\u4e0d\u4e3b\u52a8\u53d1\u9001\u6570\u636e\u3002<\/p>\n\n\n\n<h4>\u2463 AT+MODE=&lt;0|1&gt; \u2014 \u6210\u4eba\/\u5a74\u513f\u6a21\u5f0f<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53d1\u9001: AT+MODE=0\\r\\n   \u6210\u4eba\u6a21\u5f0f\uff08\u9ed8\u8ba4\uff09\r\n\u54cd\u5e94: OK\\r\\n\r\n\r\n\u53d1\u9001: AT+MODE=1\\r\\n   \u5a74\u513f\u6a21\u5f0f\r\n\u54cd\u5e94: OK\\r\\n<\/code><\/pre>\n\n\n\n<h4>\u2464 AT+SENS=&lt;0~100&gt; \u2014 \u67e5\u8be2\/\u8bbe\u7f6e\u7075\u654f\u5ea6<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53d1\u9001: AT+SENS\\r\\n         \u67e5\u8be2\u5f53\u524d\u7075\u654f\u5ea6\r\n\u54cd\u5e94: +SENS:50\\r\\n\r\n       OK\\r\\n\r\n\r\n\u53d1\u9001: AT+SENS=80\\r\\n       \u8bbe\u7f6e\u7075\u654f\u5ea6\u4e3a 80\r\n\u54cd\u5e94: OK\\r\\n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u53c2\u6570<\/th><th>\u8bf4\u660e<\/th><\/tr><tr><td>0<\/td><td>\u6700\u4f4e\u7075\u654f\u5ea6\uff08\u9700\u6781\u5f3a\u4fe1\u53f7\u624d\u5224\u5b9a\u5728\u4f4d\uff0c\u9002\u5408\u9ad8\u4fe1\u566a\u6bd4\u573a\u666f\uff09<\/td><\/tr><tr><td>50<\/td><td>\u9ed8\u8ba4\uff0c\u5e73\u8861<\/td><\/tr><tr><td>100<\/td><td>\u6700\u9ad8\u7075\u654f\u5ea6\uff08\u5fae\u5f31\u4fe1\u53f7\u4e5f\u5224\u5b9a\u5728\u4f4d\uff0c\u9002\u5408\u5f31\u4fe1\u53f7\/\u4eff\u771f\u573a\u666f\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>\u2465 AT+SLEEP \u2014 \u8fdb\u5165\u4f11\u7720<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53d1\u9001: AT+SLEEP\\r\\n\r\n\u54cd\u5e94: OK\\r\\n\r\n(\u6a21\u5757\u5173\u95ed LED\uff0c\u505c\u6b62\u91c7\u6837\uff0c\u8fdb\u5165 STANDBY \u4f4e\u529f\u8017\u6a21\u5f0f\uff0c\u529f\u8017 ~2\u03bcA)<\/code><\/pre>\n\n\n\n<p>\u8fdb\u5165\u4f11\u7720\u540e\u6a21\u5757\u5173\u95ed\u6240\u6709\u5916\u8bbe\uff0c<strong>UART RX \u5f15\u811a\u4e0b\u964d\u6cbf<\/strong>\u89e6\u53d1\u5524\u9192\u3002\u53d1\u9001\u4efb\u610f\u5b57\u8282\u5373\u53ef\u5524\u9192\u3002<\/p>\n\n\n\n<h4>\u2466 \u9519\u8bef\u53cd\u9988<\/h4>\n\n\n\n<p>\u672a\u8bc6\u522b\u7684\u6307\u4ee4\u6216\u65e0\u6548\u53c2\u6570\u8fd4\u56de\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53d1\u9001: AT+UNKNOWN\\r\\n\r\n\u54cd\u5e94: ERROR:1\\r\\n\r\n\r\n\u53d1\u9001: AT+SENS=200\\r\\n\r\n\u54cd\u5e94: ERROR:2\\r\\n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u9519\u8bef\u7801<\/th><th>\u542b\u4e49<\/th><\/tr><tr><td>1<\/td><td>\u65e0\u6cd5\u8bc6\u522b\u7684\u6307\u4ee4<\/td><\/tr><tr><td>2<\/td><td>\u53c2\u6570\u8d85\u51fa\u8303\u56f4<\/td><\/tr><tr><td>3<\/td><td>\u5f53\u524d\u72b6\u6001\u4e0d\u5141\u8bb8\u6b64\u64cd\u4f5c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>3.5 \u81ea\u52a8\u4f11\u7720\u673a\u5236<\/h4>\n\n\n\n<p>\u9664\u4e3b\u52a8\u53d1\u9001&nbsp;<code>AT+SLEEP<\/code>&nbsp;\u5916\uff0c\u6a21\u5757\u8fd8\u4f1a\u5728\u4ee5\u4e0b\u6761\u4ef6\u4e0b\u81ea\u52a8\u8fdb\u5165 STANDBY\uff1a<\/p>\n\n\n\n<ul><li><strong>\u65e0\u624b\u6307\u8d85\u65f6\uff1a<\/strong>\u8fde\u7eed 30 \u79d2\u672a\u68c0\u6d4b\u5230\u624b\u6307 \u2192 \u81ea\u52a8\u4f11\u7720<\/li><li><strong>UART \u5524\u9192\uff1a<\/strong>\u6536\u5230\u4efb\u610f AT \u6307\u4ee4 \u2192 \u7acb\u5373\u6e05\u96f6\u8ba1\u65f6\u5668\uff0c\u4fdd\u6301\u6d3b\u8dc3<\/li><\/ul>\n\n\n\n<p><strong>\u5b9e\u6d4b\u9a8c\u8bc1\u793a\u4f8b<\/strong>\uff08\u4e32\u53e3\u8c03\u8bd5\u622a\u56fe\uff09\uff1a<code>1,100,99,3.5<\/code>&nbsp;\u2014 \u5728\u4f4d\u72b6\u6001\u4e0b\u8f93\u51fa<code>2,100,99,0.8<\/code>&nbsp;\u2014 \u5e72\u6270\u72b6\u6001\u4e0b\u8f93\u51fa<code>OK<\/code>&nbsp;\u2014 \u6307\u4ee4\u54cd\u5e94<\/p>\n\n\n\n<h4>3.6 \u54cd\u5e94\u65f6\u95f4<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>\u9636\u6bb5<\/th><th>\u5178\u578b\u65f6\u95f4<\/th><\/tr><tr><td>\u624b\u6307\u653e\u5165 \u2192 \u68c0\u6d4b\u5728\u4f4d<\/td><td>0.5 ~ 2 \u79d2<\/td><\/tr><tr><td>\u68c0\u6d4b\u5728\u4f4d \u2192 HR\/SpO2 \u6709\u6548<\/td><td>1 ~ 5 \u79d2<\/td><\/tr><tr><td>\u624b\u6307\u62d4\u51fa \u2192 \u68c0\u6d4b\u7a7a\u8f7d<\/td><td>0.5 ~ 2 \u79d2<\/td><\/tr><tr><td>\u4f11\u7720\u5524\u9192 \u2192 \u6062\u590d\u6570\u636e\u8f93\u51fa<\/td><td>~1 \u79d2<\/td><\/tr><tr><td>\u6307\u4ee4\u54cd\u5e94\u65f6\u95f4<\/td><td>&lt; 5 ms<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>3.7 \u4f7f\u7528\u6d41\u7a0b\u793a\u4f8b<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ 1. \u8fde\u63a5\u5e76\u6d4b\u8bd5\n\u53d1\u9001: AT\n\u54cd\u5e94: OK\n\n\/\/ 2. \u67e5\u770b\u5f53\u524d\u7075\u654f\u5ea6\n\u53d1\u9001: AT+SENS\n\u54cd\u5e94: +SENS:50\n       OK\n\n\/\/ 3. \u8c03\u6574\u4e3a\u9ad8\u7075\u654f\u5ea6\n\u53d1\u9001: AT+SENS=80\n\u54cd\u5e94: OK\n\n\/\/ 4. \u5f00\u542f\u6ce2\u5f62\u6570\u636e\uff0c\u7ed8\u5236 PPG \u6ce2\u5f62\n\u53d1\u9001: AT+RAW=1\n\u54cd\u5e94: OK\n(\u6bcf 50ms \u8f93\u51fa\u4e00\u884c\u6ce2\u5f62\u6570\u636e)\n\n\/\/ 5. \u5207\u6362\u4e3a\u5a74\u513f\u6a21\u5f0f\n\u53d1\u9001: AT+MODE=1\n\u54cd\u5e94: OK\n\n\/\/ 6. \u6682\u505c\u6570\u636e\u8f93\u51fa\uff0c\u8282\u7ea6\u6d41\u91cf\n\u53d1\u9001: AT+STOP=1\n\u54cd\u5e94: OK\n\n\/\/ 7. \u8ba9\u6a21\u5757\u8fdb\u5165\u4f11\u7720\n\u53d1\u9001: AT+SLEEP\n\u54cd\u5e94: OK\n(\u6a21\u5757\u8fdb\u5165 ~2\u03bcA \u4f4e\u529f\u8017)\n\n\/\/ 8. \u4efb\u610f\u5b57\u8282\u5524\u9192\n\u53d1\u9001: AT\n(\u6a21\u5757\u88ab\u5524\u9192\uff0c\u81ea\u52a8\u6062\u590d\u6570\u636e\u8f93\u51fa)\n\u54cd\u5e94: OK<\/code><\/pre>\n\n\n\n<p><strong>\u4e0a\u4f4d\u673a\u96c6\u6210\u5efa\u8bae\uff1a<\/strong><\/p>\n\n\n\n<ol><li>\u7528\u4e32\u53e3\u52a9\u624b\u6253\u5f00\u5bf9\u5e94 COM \u53e3\uff0c\u6ce2\u7279\u7387 115200<\/li><li>\u52fe\u9009&#8221;\u52a0\u56de\u8f66\u6362\u884c&#8221;\u53d1\u9001 AT \u6307\u4ee4<\/li><li>\u89e3\u6790\u8fd4\u56de\u7684&nbsp;<code>status,hr,spo2,PI<\/code>\u56db\u5143\u7ec4\u7528\u4e8e GUI \u663e\u793a<\/li><li>\u7ed8\u5236 PPG \u6ce2\u5f62\u9700\u5f00\u542f&nbsp;<code>AT+RAW=1<\/code>\uff0c\u4f7f\u7528 20Hz \u5b9e\u65f6\u7ed8\u56fe<\/li><li>\u6839\u636e PI \u503c\u663e\u793a\u4fe1\u53f7\u8d28\u91cf\u6307\u793a\u6761\uff08\u7eff\/\u9ec4\/\u7ea2\uff09<\/li><\/ol>\n\n\n\n<p>\u00a9 2026 P1H1291 \/ P1H1291-O1 \u6a21\u5757 | \u6587\u6863\u7248\u672c v1.1 |&nbsp;<strong>PLUS1HEALTH<\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>P1H1291-O \u53cd\u5c04\u5f0f PPG \u4fe1\u53f7\u91c7\u96c6\u82af\u7247&nbsp;&amp; \u6a21\u5757\u8bf4\u660e\u4e66 \u6587\u6863\u7248\u672c\uff1a\u00a0v1.1 |\u00a0\u9002\u7528\u8303\u56f4\uff1a\u00a0P1H1291-O1 \u900f\u5c04\/\u53cd\u5c04\u5f0f\u5149\u7535\u8109\u640f\u8840\u6c27\u6a21\u5757\uff08P1H1291-O1 PCB Rev. V260701\uff09\u672c\u8bf4\u660e\u4e66\u5305\u542b\u4e24\u90e8\u5206\uff1a\u2460 P1H1291 \u82af\u7247\u7ea7\u89c4\u683c\u8bf4\u660e\uff0c\u2461 P1H1291-O1 \u6a21\u5757\u4f7f\u7528\u8bf4\u660e\uff08\u542b AT \u6307\u4ee4\u96c6\uff09\u3002 P1H1291-O1 \u7b2c\u4e00\u90e8\u5206\uff1aP1H1291 \u82af\u7247\u89c4\u683c\u8bf4\u660e 1.1 \u6982\u8ff0 P1H1291 \u662f\u6df1\u5733\u52a0\u4e00\u5065\u5eb7\u79d1\u6280\u5b9a\u5236\u7684\u96c6\u6210&nbsp;\u53cc\u6ce2\u957f LED \u9a71\u52a8 + \u5149\u7535\u4e8c\u6781\u7ba1\u6a21\u62df\u524d\u7aef (AFE)&nbsp;\u7684 PPG \u4fe1\u53f7\u91c7\u96c6\u82af\u7247\uff0c\u4e13\u4e3a\u53ef\u7a7f\u6234\u8840\u6c27\u76d1\u6d4b\uff08SpO2\uff09\u3001\u5fc3\u7387\uff08HR\uff09\u5e94\u7528\u8bbe\u8ba1\u3002\u82af\u7247\u540c\u65f6\u652f\u6301&nbsp;\u53cd\u5c04\u5f0f\u4e0e\u900f\u5c04\u5f0f\u4e24\u79cd\u5149\u7535\u6d4b\u91cf\u62d3\u6251\uff0c\u9002\u7528\u4e8e\u6307\u5c16\u3001\u8033\u5782\u3001\u8155\u90e8\u3001\u989d\u5934\u7b49\u591a\u90e8\u4f4d\u91c7\u96c6\u573a\u666f\u3002\u82af\u7247\u91c7\u7528&nbsp;QFN-24&nbsp;(VQFN-24 4&#215;4 mm)&nbsp;\u5c01\u88c5\uff0c\u4e0e\u5916\u90e8\u4e3b\u63a7\u4ec5\u9700&nbsp;3 \u7ebf UART \u63a5\u53e3\uff08RX \/ TX \/ GND\uff09\u5373\u53ef\u5b8c\u6210\u901a\u4fe1\u4e0e\u63a7\u5236\u3002 \u9879\u76ee \u89c4\u683c \u5c01\u88c5 VQFN-24\uff08RGE\uff094\u00d74 mm \u5de5\u4f5c\u7535\u538b 1.8V &#8211; 3.3V \u00b15% (DVDD_3V) \u5178\u578b\u529f\u8017\uff08\u5de5\u4f5c\uff09 &lt; 2 mA\uff08\u4e0d\u5305\u542bLED\u529f\u8017\uff09 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.plus1health.com\/en\/p1h1291-o-ppg-signal-acquisition-chip-module-manual\/\"> <span class=\"screen-reader-text\">P1H1291-O PPG \u4fe1\u53f7\u91c7\u96c6\u82af\u7247 &#038; \u6a21\u5757\u8bf4\u660e\u4e66<\/span> Read More &raquo;<\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[31,30,32,29,11],"tags":[12,28,19],"_links":{"self":[{"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/posts\/1974"}],"collection":[{"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/comments?post=1974"}],"version-history":[{"count":8,"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/posts\/1974\/revisions"}],"predecessor-version":[{"id":1985,"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/posts\/1974\/revisions\/1985"}],"wp:attachment":[{"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/media?parent=1974"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/categories?post=1974"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.plus1health.com\/en\/wp-json\/wp\/v2\/tags?post=1974"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}