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Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/ant/ant_profiles/ant_sdm/pages/ant_sdm_page_1.c')
| -rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/ant/ant_profiles/ant_sdm/pages/ant_sdm_page_1.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ant/ant_profiles/ant_sdm/pages/ant_sdm_page_1.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ant/ant_profiles/ant_sdm/pages/ant_sdm_page_1.c new file mode 100644 index 0000000..b2e4eed --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ant/ant_profiles/ant_sdm/pages/ant_sdm_page_1.c @@ -0,0 +1,144 @@ +/** + * Copyright (c) 2015 - 2018, Nordic Semiconductor ASA + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form, except as embedded into a Nordic + * Semiconductor ASA integrated circuit in a product or a software update for + * such product, must reproduce the above copyright notice, this list of + * conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * 3. Neither the name of Nordic Semiconductor ASA nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * 4. This software, with or without modification, must only be used with a + * Nordic Semiconductor ASA integrated circuit. + * + * 5. Any software provided in binary form under this license must not be reverse + * engineered, decompiled, modified and/or disassembled. + * + * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ +#include "sdk_common.h" +#if NRF_MODULE_ENABLED(ANT_SDM) + +#include "ant_sdm_page_1.h" +#include "ant_sdm_utils.h" + +#define NRF_LOG_MODULE_NAME ant_sdm +#if ANT_SDM_LOG_ENABLED +#define NRF_LOG_LEVEL ANT_SDM_LOG_LEVEL +#define NRF_LOG_INFO_COLOR ANT_SDM_INFO_COLOR +#else // ANT_SDM_LOG_ENABLED +#define NRF_LOG_LEVEL 0 +#endif // ANT_SDM_LOG_ENABLED +#include "nrf_log.h" + +/**@brief SDM page 1 data layout structure. */ +typedef struct +{ + uint8_t time_fractional; + uint8_t time_integer; + uint8_t distance_integer; + uint8_t reserved0 : 4; + uint8_t distance_fractional : 4; + uint8_t reserved1; + uint8_t strides; + uint8_t update_latency; +}ant_sdm_page1_data_layout_t; + +STATIC_ASSERT(ANT_SDM_UPDATE_LATENCY_DISP_PRECISION == 1000); ///< Display format need to be updated +STATIC_ASSERT(ANT_SDM_TIME_DISP_PRECISION == 1000); ///< Display format need to be updated +STATIC_ASSERT(ANT_SDM_DISTANCE_DISP_PRECISION == 10); ///< Display format need to be updated + +/**@brief Function for tracing page 1 and common data. + * + * @param[in] p_common_data Pointer to the common data. + * @param[in] p_page_data Pointer to the page 1 data. + */ +static void page_1_data_log(ant_sdm_page1_data_t const * p_page_data, + ant_sdm_common_data_t const * p_common_data) +{ + uint32_t strides = p_common_data->strides; + uint64_t distance = ANT_SDM_DISTANCE_RESCALE(p_common_data->distance); + uint16_t update_latency = ANT_SDM_UPDATE_LATENCY_RESCALE(p_page_data->update_latency); + uint32_t time = ANT_SDM_TIME_RESCALE(p_page_data->time); + + NRF_LOG_INFO("Update latency %u.%03u s", + update_latency / ANT_SDM_UPDATE_LATENCY_DISP_PRECISION, + update_latency % ANT_SDM_UPDATE_LATENCY_DISP_PRECISION); + NRF_LOG_INFO("Time %u.%03u s", + (unsigned int)(time / ANT_SDM_TIME_DISP_PRECISION), + (unsigned int)(time % ANT_SDM_TIME_DISP_PRECISION)); + NRF_LOG_INFO("Distance %u.%01um ", + (unsigned int)(distance / ANT_SDM_DISTANCE_DISP_PRECISION), + (unsigned int)(distance % ANT_SDM_DISTANCE_DISP_PRECISION)); + NRF_LOG_INFO("Strides %u", (unsigned int)strides); +} + + +void ant_sdm_page_1_encode(uint8_t * p_page_buffer, + ant_sdm_page1_data_t const * p_page_data, + ant_sdm_common_data_t const * p_common_data) +{ + ant_sdm_page1_data_layout_t * p_outcoming_data = (ant_sdm_page1_data_layout_t *)p_page_buffer; + uint32_t distance = p_common_data->distance; + uint16_t time = p_page_data->time; + + p_outcoming_data->time_fractional = time % ANT_SDM_TIME_UNIT_REVERSAL; + p_outcoming_data->time_integer = time / ANT_SDM_TIME_UNIT_REVERSAL; + p_outcoming_data->distance_integer = + (UINT8_MAX & (distance / ANT_SDM_DISTANCE_UNIT_REVERSAL)); // Only LSB + p_outcoming_data->distance_fractional = distance % ANT_SDM_DISTANCE_UNIT_REVERSAL; + p_outcoming_data->strides = (UINT8_MAX & p_common_data->strides); // Only LSB + p_outcoming_data->update_latency = p_page_data->update_latency; + + page_1_data_log(p_page_data, p_common_data); +} + + +void ant_sdm_page_1_decode(uint8_t const * p_page_buffer, + ant_sdm_page1_data_t * p_page_data, + ant_sdm_common_data_t * p_common_data) +{ + ant_sdm_page1_data_layout_t const * p_incoming_data = + (ant_sdm_page1_data_layout_t *)p_page_buffer; + + uint16_t distance = p_incoming_data->distance_integer * ANT_SDM_DISTANCE_UNIT_REVERSAL + + p_incoming_data->distance_fractional; + uint16_t time = p_incoming_data->time_integer * ANT_SDM_TIME_UNIT_REVERSAL + + p_incoming_data->time_fractional; + + uint8_t prev_strides = p_common_data->strides; + + p_common_data->strides += ((p_incoming_data->strides - prev_strides) & UINT8_MAX); + + uint16_t prev_distance = p_common_data->distance; + p_common_data->distance += ((distance - prev_distance) & 0xFFF); + + p_page_data->update_latency = p_incoming_data->update_latency; + p_page_data->time = time; + p_page_data->strides = p_incoming_data->strides; + + page_1_data_log(p_page_data, p_common_data); +} + +#endif // NRF_MODULE_ENABLED(ANT_SDM) |