[{"title":"(3个子文件33.99MB)nrf52832蓝牙开发板AD原理图+PCB+测试软件.zip","children":[{"title":"nrf52832蓝牙开发板AD原理图+PCB+测试软件","children":[{"title":"NRF52832.pcbdoc <span style='color:#111;'>3.05MB</span>","children":null,"spread":false},{"title":"NRF52832_SDK_15.0.0_a53641a.7z <span style='color:#111;'>32.82MB</span>","children":null,"spread":false},{"title":"NRF52832.schdoc <span style='color:#111;'>338.04KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]