[{"title":"(2个子文件6.47MB)9x07平台_AT手册_V1.3.3.pdf,U9507C模块硬件接口手册_V1.1.3.pdf","children":[{"title":"U9507资料","children":[{"title":"U9507C模块硬件接口手册_V1.1.3.pdf <span style='color:#111;'>1.59MB</span>","children":null,"spread":false},{"title":"9x07平台_AT手册_V1.3.3.pdf <span style='color:#111;'>5.05MB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]