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https://e2e.ti.com/support/wireless-connectivity/bluetooth-group/bluetooth/f/bluetooth-forum/1000208/cc2541-does-cc2541-have-dle-data-length-extension-feature
尊敬的先生：
对于 CC2541、并使用最新的 V1.4.2 BLE 堆栈、它是否具有 DLE (数据长度扩展)功能？ 我希望数据传输中的大数据包长度大于200字节。
谢谢
您好！
不幸的是、不是 DLE 是低功耗蓝牙4.2的一项功能、因此开始在下一代 CC2640/2650中受支持。 抱歉。
此致、
拉斐尔
