{"id":467,"date":"2021-09-04T21:56:01","date_gmt":"2021-09-04T13:56:01","guid":{"rendered":"https:\/\/www.zhiwanyuzhou.com\/?p=467"},"modified":"2021-09-04T21:56:01","modified_gmt":"2021-09-04T13:56:01","slug":"%e5%b8%b8%e8%a7%81%e7%9a%848%e8%84%9aflash%e8%8a%af%e7%89%87","status":"publish","type":"post","link":"https:\/\/www.zhiwanyuzhou.com\/index.php\/2021\/09\/04\/%e5%b8%b8%e8%a7%81%e7%9a%848%e8%84%9aflash%e8%8a%af%e7%89%87\/","title":{"rendered":"\u5e38\u89c1\u76848\u811aFlash\u82af\u7247"},"content":{"rendered":"\n

\u5728IoT\u8bbe\u5907\u4e2d\u7ecf\u5e38\u53ef\u4ee5\u89c1\u5230\u7535\u8def\u677f\u4e0a\u5b58\u57288\u4e2a\u5f15\u811a\u7684\u82af\u7247\uff0c\u901a\u5e38\u5b83\u5c31\u662fFlash\u5b58\u50a8\u82af\u7247\uff0c\u7528\u4e8e\u5b58\u50a8\u6570\u636e\u548c\u7a0b\u5e8f\u7684\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5f15\u811a\u7684\u5b9a\u4e49\u5176\u5b9e\u5341\u5206\u7b80\u5355\uff0c\u82af\u7247\u4e0a\u7684\u5706\u70b9\u5c31\u662f1\u53f7\u5f15\u811a\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\u5f15\u811a\u540d\u79f0<\/td>\u5b9a\u4e49<\/td><\/tr>
CS<\/td>\u7247\u9009\u4fe1\u53f7\u8f93\u5165 <\/td><\/tr>
DO(IO1) <\/td>\u6570\u636e\u8f93\u51fa\uff08\u6570\u636e\u8f93\u5165\u8f93\u51fa1\uff09 <\/td><\/tr>
WP(IO2) <\/td>\u5199\u4fdd\u62a4\u8f93\u5165\uff08\u6570\u636e\u8f93\u5165\u8f93\u51fa2\uff09 <\/td><\/tr>
GND <\/td>\u5730\u4fe1\u53f7 <\/td><\/tr>
DI(IO0) <\/td>\u6570\u636e\u8f93\u5165\uff08\u6570\u636e\u8f93\u5165\u8f93\u51fa0\uff09 <\/td><\/tr>
CLK <\/td>\u4e32\u884c\u65f6\u949f\u8f93\u5165<\/td><\/tr>
HOLD(IO3) <\/td>Hold\u8f93\u5165\uff08\u6570\u636e\u8f93\u5165\u8f93\u51fa3\uff09 <\/td><\/tr>
VCC <\/td>\u7535\u6e90 <\/td><\/tr><\/tbody><\/table>
\u5f15\u811a\u5b9a\u4e49\u8868<\/figcaption><\/figure>\n\n\n\n

\u6ce8\uff1a
1. IO0\u548cIO1\u7528\u4e8e\u6807\u51c6SPI\u548c\u53cc\u8f93\u51faSPI\u64cd\u4f5c
2. IO0-IO3\u7528\u4e8e\u56db\u8f93\u51faSPI\u64cd\u4f5c<\/p>\n\n\n\n

\u7247\u9009<\/strong>\uff1a
SPI\u7247\u9009\u5f15\u811a\u80fd\u591f\u4f7f\u80fd\u548c\u5931\u80fd\u5668\u4ef6\u7684\u64cd\u4f5c\u3002\u5f53\u7247\u9009\u5f15\u811a\u4e3a\u9ad8\u7535\u5e73\u65f6\uff0c\u5668\u4ef6\u6ca1\u6709\u88ab\u9009\u4e2d\uff0c\u4e32\u884c\u6570\u636e\u8f93\u51fa\u5f15\u811a\uff08DO\u6216IO0\uff0cIO2\uff0cIO3\uff0cIO4\uff09\u5904\u4e8e\u9ad8\u963b\u6297\u72b6\u6001\u3002\u5f53\u5668\u4ef6\u6ca1\u6709\u88ab\u9009\u4e2d\u65f6\uff0c\u5176\u529f\u8017\u5c06\u4f1a\u5904\u4e8e\u5f85\u673a\u72b6\u6001\u4e0b\u7684\u6c34\u5e73\uff0c\u9664\u975e\u5185\u90e8\u6b63\u5728\u64e6\u9664\u3001\u8fd0\u884c\u7a0b\u5e8f\u6216\u72b6\u6001\u5bc4\u5b58\u5668\u5468\u671f\u3002\u5f53\u7247\u9009\u5f15\u811a\u7f6e\u4e3a\u4f4e\u65f6\uff0c\u5668\u4ef6\u88ab\u9009\u4e2d\uff0c\u7535\u6e90\u6d88\u8017\u5c06\u589e\u81f3\u6d3b\u8dc3\u6c34\u5e73\uff0c\u53ef\u4ee5\u8fdb\u884c\u8bfb\u5199\u64cd\u4f5c\u3002\u7535\u6e90\u4e0a\u7535\u540e\uff0c\u5728\u6267\u884c\u4e00\u6b21\u64cd\u4f5c\u4e4b\u524d\uff0c\u7247\u9009\u5f15\u811a\u5fc5\u987b\u7531\u9ad8\u7535\u5e73\u8f6c\u81f3\u4f4e\u7535\u5e73\u3002<\/p>\n\n\n\n

\u4e32\u884c\u6570\u636e\u8f93\u5165\u3001\u8f93\u51fa<\/strong>\uff1a
W25Q64\u652f\u6301\u6807\u51c6\u7684SPI\uff0c\u53cc\u8f93\u51faSPI\u548c\u56db\u8f93\u51faSPI\u64cd\u4f5c\u3002\u6807\u51c6\u7684SPI\u6307\u4ee4\u5229\u7528\u5355\u5411\u7684\u6570\u636e\u8f93\u5165\u5f15\u811a\u5728\u4e32\u884c\u65f6\u949f\u8f93\u5165\u4e0a\u5347\u6cbf\u4e32\u884c\u5730\u5411\u5668\u4ef6\u5199\u5165\u6307\u4ee4\u3001\u5730\u5740\u6216\u6570\u636e\u3002\u6807\u51c6\u7684SPI\u4e5f\u5229\u7528\u5355\u5411\u7684\u6570\u636e\u8f93\u51fa\u5f15\u811a\u5728\u4e32\u884c\u65f6\u949f\u8f93\u5165\u4e0b\u964d\u6cbf\u4e32\u884c\u5730\u4ece\u5668\u4ef6\u8bfb\u53d6\u6570\u636e\u6216\u72b6\u6001\u3002
\u53cc\u8f93\u51fa\u548c\u56db\u8f93\u51faSPI\u5229\u7528\u53cc\u5411IO\u5f15\u811a\u5728\u4e32\u884c\u65f6\u949f\u8f93\u5165\u4e0a\u5347\u6cbf\u4e32\u884c\u5730\u5411\u5668\u4ef6\u5199\u5165\u6307\u4ee4\u3001\u5730\u5740\u6216\u6570\u636e\uff0c\u5728\u4e32\u884c\u65f6\u949f\u8f93\u5165\u4e0b\u964d\u6cbf\u4e32\u884c\u5730\u4ece\u5668\u4ef6\u8bfb\u53d6\u6570\u636e\u6216\u72b6\u6001\u3002<\/p>\n\n\n\n

\u5199\u4fdd\u62a4<\/strong>\uff1a
WP\u5f15\u811a\u7528\u6765\u9632\u6b62\u72b6\u6001\u5bc4\u5b58\u5668\u88ab\u5199\u5165\u3002\u7528\u4e8e\u4e0e\u72b6\u6001\u5bc4\u5b58\u5668\u7684\u5757\u4fdd\u62a4\u4f4d\uff08SEC\u3001TB\u3001BP2\u3001BP1\u548cBP0\uff09\u914d\u5408\uff0c\u72b6\u6001\u5bc4\u5b58\u5668\u4fdd\u62a4\u4f4d\uff08SRP\uff09\uff0c\u90e8\u5206\u6216\u6574\u4e2a\u5b58\u50a8\u5668\u9635\u5217\u53ef\u4ee5\u7528\u786c\u4ef6\u4fdd\u62a4\u3002WP\u5f15\u811a\u5728\u4f4e\u7535\u5e73\u65f6\u6709\u6548\u3002\u5f53\u72b6\u6001\u5bc4\u5b58\u56682\u7684QE\u4f4d\u8bbe\u7f6e\u4e3a\u56db\u500dI\/O\u65f6\uff0c\u5219WP\uff08\u786c\u4ef6\u5199\u4fdd\u62a4\uff09\u529f\u80fd\u4e0d\u53ef\u7528\uff0c\u56e0\u4e3a\u6b64\u65f6\u8fd9\u4e2a\u5f15\u811a\u88ab\u7528\u4e3aIO2\u3002<\/p>\n\n\n\n

HOLD<\/strong>\uff1a
HOLD\u5f15\u811a\u5141\u8bb8\u5668\u4ef6\u5728\u6709\u6548\u9009\u62e9\u7684\u60c5\u51b5\u4e0b\u88ab\u7ec8\u6b62\u3002\u5f53HOLD\u5f15\u811a\u88ab\u7f6e\u4e3a\u4f4e\u7535\u5e73\u65f6\uff0cCS\u5f15\u811a\u4e3a\u4f4e\uff0cDO\u5f15\u811a\u5c06\u5904\u4e8e\u9ad8\u963b\u6001\u72b6\u6001\uff0c\u5e76\u4e14DI\u548cCLK\u5f15\u811a\u4e0a\u7684\u4fe1\u53f7\u5c06\u88ab\u5ffd\u7565\u3002\u5f53HOLD\u5f15\u811a\u88ab\u7f6e\u4e3a\u9ad8\u7535\u5e73\u65f6\uff0c\u5668\u4ef6\u64cd\u4f5c\u5c06\u88ab\u6062\u590d\u3002HOLD\u5f15\u811a\u7684\u529f\u80fd\u901a\u5e38\u7528\u5728\u5f53\u591a\u4e2a\u5668\u4ef6\u5171\u4eab\u540c\u4e00\u4e2aSPI\u4fe1\u53f7\u7684\u60c5\u51b5\u4e0b\u3002HOLD\u5f15\u811a\u5728\u4f4e\u7535\u5e73\u65f6\u6709\u6548\u3002\u5f53\u72b6\u6001\u5bc4\u5b58\u56682\u7684QE\u4f4d\u8bbe\u7f6e\u4e3a\u56db\u500dI\/O\u65f6\uff0c\u5219HOLD\u5f15\u811a\u529f\u80fd\u4e0d\u53ef\u7528\uff0c\u56e0\u4e3a\u6b64\u65f6\u8fd9\u4e2a\u5f15\u811a\u88ab\u7528\u4e3aIO3\u3002<\/p>\n\n\n\n

\u4e32\u884c\u65f6\u949f\uff08CLK\uff09<\/strong>\uff1a
SPI\u4e32\u884c\u65f6\u949f\u8f93\u5165\u5f15\u811a\uff08CLK\uff09\u4e3a\u4e32\u884c\u8f93\u5165\u548c\u8f93\u51fa\u64cd\u4f5c\u63d0\u4f9b\u65f6\u5e8f\u3002<\/p>\n\n\n\n

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

\u901a\u8fc7\u7f16\u7a0b\u5668\u80fd\u591f\u5f88\u5bb9\u6613\u5730\u8fdb\u884cFlash\u5b58\u50a8\u82af\u7247\u7684\u8bfb\u3001\u5199\u64cd\u4f5c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5728IoT\u8bbe\u5907\u4e2d\u7ecf\u5e38\u53ef\u4ee5\u89c1\u5230\u7535\u8def\u677f\u4e0a\u5b58\u57288\u4e2a\u5f15\u811a\u7684\u82af\u7247\uff0c\u901a\u5e38\u5b83\u5c31\u662fFlash\u5b58\u50a8\u82af\u7247\uff0c\u7528\u4e8e\u5b58\u50a8\u6570\u636e\u548c\u7a0b\u5e8f\u7684\u3002 \u5f15\u811a\u7684\u5b9a\u4e49\u5176\u5b9e\u5341\u5206\u7b80\u5355\uff0c\u82af\u7247\u4e0a\u7684\u5706\u70b9\u5c31\u662f1\u53f7\u5f15\u811a\uff0c\u5982\u4e0b\u56fe\uff1a \u5f15\u811a\u540d\u79f0 \u5b9a\u4e49 CS \u7247\u9009\u4fe1\u53f7\u8f93\u2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":5}},"_links":{"self":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/467"}],"collection":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/comments?post=467"}],"version-history":[{"count":1,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/467\/revisions"}],"predecessor-version":[{"id":470,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/467\/revisions\/470"}],"wp:attachment":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/media?parent=467"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/categories?post=467"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/tags?post=467"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}