espressif_常见问题p18有两种SDK的区别.pdf下载
8266两种编程方式的介绍,常见问题, if ((WDEV_NOW() - tick_now2) >= 1000000) {
static u32 idx = 1;
tick_now2 = WDEV_NOW();
os_printf("b%u:%d\n", idx++, j);
j = 0;
}
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