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BLE CC2540: GATT_WriteLongCharValue issue

Hi all,

I'm experiencing an issue by using the GATT_WriteLongCharValue () function to send bytes from a central device to a peripheral device.

Using the GATT_WriteCharValue() to send one byte to the peripheral device => event ATT_WRITE_RSP received with no errors.

Using the GATT_WriteLongCharValue () to send the first chunk of data to the peripheral device => no events received by the BLE stack,communication interrupted with the peripheral device (no more packets exchange visible with the sniffer)

How could I think about a workaround ?

Best Regards

  • Hello,

    I'm assuming this is with BLE 1.4.1. Can you list the procedure you followed with BTool? Did you set a breakpoint in your service's respective callback function?

    Providing detailed description of your setup generally helps improve the resolution time!

    Best wishes