2021-10-17 06:34:24 +00:00
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# Motion Service
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2022-08-21 11:50:09 +00:00
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2021-10-17 06:34:24 +00:00
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## Introduction
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2022-08-21 11:50:09 +00:00
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2021-10-17 06:34:24 +00:00
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The motion service exposes step count and raw X/Y/Z motion value as READ and NOTIFY characteristics.
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## Service
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2022-08-21 11:50:09 +00:00
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2021-11-15 19:41:32 +00:00
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The service UUID is **00030000-78fc-48fe-8e23-433b3a1942d0**
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2021-10-17 06:34:24 +00:00
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## Characteristics
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2022-08-21 11:50:09 +00:00
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2021-11-15 19:41:32 +00:00
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### Step count (UUID 00030001-78fc-48fe-8e23-433b3a1942d0)
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2022-08-21 11:50:09 +00:00
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2021-10-17 06:34:24 +00:00
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The current number of steps represented as a single `uint32_t` (4 bytes) value.
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2021-11-15 19:41:32 +00:00
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### Raw motion values (UUID 00030002-78fc-48fe-8e23-433b3a1942d0)
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2022-08-21 11:50:09 +00:00
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2021-10-17 06:34:24 +00:00
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The current raw motion values. This is a 3 `int16_t` array:
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2022-08-21 11:50:09 +00:00
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- [0] : X
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- [1] : Y
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- [2] : Z
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2024-02-11 19:46:26 +00:00
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The three motion values are in units of "binary milli-g", where 1g is represented by a value of 1024.
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