9 years, 6 months ago.

Intializtion time (CUP reset, CPU Initialization, RF setting) of HRM1017

Hello, We developed the energy harvest application equipment with the HRM1017 module. The function is every simply as follows: After initialization, CPU scans 4 I/O ports (pulled up) and read the status (High or Low). If the port is low then it sends an advertising packet with the port number of Low. We confirmed that the packet was sent correctly but the time which the first packet was sent from the power up seemed long. It may be appx 1 [sec]. As the application software doesn’t take such time, we guess that the initialization takes much time.

We referred (http://developer.mbed.org/users/ytsuboi/code/BLE_HTM_HRM1017/ ). Does this initialization with the mbed take much time? If there is the way to improve the initialization time, please advise us.

Best regards, Nakamura

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