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去掉无用的广播数据更新

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tpu
2025-05-07 23:18:24 +08:00
parent 0221b4939c
commit 0e83e78204
2 changed files with 1 additions and 93 deletions
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2
Keil_5/ble_app_peripheral.uvoptx
View File

@@ -120,7 +120,7 @@
<SetRegEntry>
<Number>0</Number>
<Key>DLGUARM</Key>
<Name></Name>
<Name>d</Name>
</SetRegEntry>
<SetRegEntry>
<Number>0</Number>

92
src/user_peripheral.c
View File

@@ -75,57 +75,13 @@ struct mnf_specific_data_ad_structure
uint8_t app_connection_idx __SECTION_ZERO("retention_mem_area0");
timer_hnd app_clock_timer_used __SECTION_ZERO("retention_mem_area0"); //@RETENTION MEMORY
timer_hnd app_adv_data_update_timer_used __SECTION_ZERO("retention_mem_area0");
timer_hnd app_param_update_request_timer_used __SECTION_ZERO("retention_mem_area0");
// Retained variables
struct mnf_specific_data_ad_structure mnf_data __SECTION_ZERO("retention_mem_area0"); //@RETENTION MEMORY
// Index of manufacturer data in advertising data or scan response data (when MSB is 1)
uint8_t mnf_data_index __SECTION_ZERO("retention_mem_area0"); //@RETENTION MEMORY
uint8_t stored_adv_data_len __SECTION_ZERO("retention_mem_area0"); //@RETENTION MEMORY
uint8_t stored_scan_rsp_data_len __SECTION_ZERO("retention_mem_area0"); //@RETENTION MEMORY
uint8_t stored_adv_data[ADV_DATA_LEN] __SECTION_ZERO("retention_mem_area0"); //@RETENTION MEMORY
uint8_t stored_scan_rsp_data[SCAN_RSP_DATA_LEN] __SECTION_ZERO("retention_mem_area0"); //@RETENTION MEMORY
/*
* FUNCTION DEFINITIONS
****************************************************************************************
*/
/**
****************************************************************************************
* @brief Initialize Manufacturer Specific Data
****************************************************************************************
*/
static void mnf_data_init()
{
mnf_data.ad_structure_size = sizeof(struct mnf_specific_data_ad_structure ) - sizeof(uint8_t); // minus the size of the ad_structure_size field
mnf_data.ad_structure_type = GAP_AD_TYPE_MANU_SPECIFIC_DATA;
mnf_data.company_id[0] = APP_AD_MSD_COMPANY_ID & 0xFF; // LSB
mnf_data.company_id[1] = (APP_AD_MSD_COMPANY_ID >> 8 )& 0xFF; // MSB
mnf_data.proprietary_data[0] = 0;
mnf_data.proprietary_data[1] = 0;
}
/**
****************************************************************************************
* @brief Update Manufacturer Specific Data
****************************************************************************************
*/
static void mnf_data_update()
{
uint16_t data;
data = mnf_data.proprietary_data[0] | (mnf_data.proprietary_data[1] << 8);
data += 1;
mnf_data.proprietary_data[0] = data & 0xFF;
mnf_data.proprietary_data[1] = (data >> 8) & 0xFF;
if (data == 0xFFFF) {
mnf_data.proprietary_data[0] = 0;
mnf_data.proprietary_data[1] = 0;
}
}
/**
****************************************************************************************
@@ -147,64 +103,25 @@ static void app_add_ad_struct(struct gapm_start_advertise_cmd *cmd, void *ad_str
{
// Append manufacturer data to advertising data
memcpy(&cmd->info.host.adv_data[cmd->info.host.adv_data_len], ad_struct_data, ad_struct_len);
// Update Advertising Data Length
cmd->info.host.adv_data_len += ad_struct_len;
// Store index of manufacturer data which are included in the advertising data
mnf_data_index = cmd->info.host.adv_data_len - sizeof(struct mnf_specific_data_ad_structure);
}
else if ((SCAN_RSP_DATA_LEN - cmd->info.host.scan_rsp_data_len) >= ad_struct_len)
{
// Append manufacturer data to scan response data
memcpy(&cmd->info.host.scan_rsp_data[cmd->info.host.scan_rsp_data_len], ad_struct_data, ad_struct_len);
// Update Scan Response Data Length
cmd->info.host.scan_rsp_data_len += ad_struct_len;
// Store index of manufacturer data which are included in the scan response data
mnf_data_index = cmd->info.host.scan_rsp_data_len - sizeof(struct mnf_specific_data_ad_structure);
// Mark that manufacturer data is in scan response and not advertising data
mnf_data_index |= 0x80;
}
else
{
// Manufacturer Specific Data do not fit in either Advertising Data or Scan Response Data
ASSERT_WARNING(0);
}
// Store advertising data length
stored_adv_data_len = cmd->info.host.adv_data_len;
// Store advertising data
memcpy(stored_adv_data, cmd->info.host.adv_data, stored_adv_data_len);
// Store scan response data length
stored_scan_rsp_data_len = cmd->info.host.scan_rsp_data_len;
// Store scan_response data
memcpy(stored_scan_rsp_data, cmd->info.host.scan_rsp_data, stored_scan_rsp_data_len);
}
/**
****************************************************************************************
* @brief Advertisement data update timer callback function.
****************************************************************************************
*/
static void adv_data_update_timer_cb()
{
printk("adv_data_update_timer_cb!\n");
// If mnd_data_index has MSB set, manufacturer data is stored in scan response
uint8_t *mnf_data_storage = (mnf_data_index & 0x80) ? stored_scan_rsp_data : stored_adv_data;
// Update manufacturer data
mnf_data_update();
// Update the selected fields of the advertising data (manufacturer data)
memcpy(mnf_data_storage + (mnf_data_index & 0x7F), &mnf_data, sizeof(struct mnf_specific_data_ad_structure));
// Update advertising data on the fly
app_easy_gap_update_adv_data(stored_adv_data, stored_adv_data_len, stored_scan_rsp_data, stored_scan_rsp_data_len);
// Restart timer for the next advertising update
app_adv_data_update_timer_used = app_easy_timer(APP_ADV_DATA_UPDATE_TO, adv_data_update_timer_cb);
}
/**
****************************************************************************************
@@ -227,15 +144,6 @@ void user_app_init(void)
adv_count = 0;
epd_hw_init(0x23200700, 0x05210006); // for 2.13 board BW
// Initialize Manufacturer Specific Data
mnf_data_init();
// Initialize Advertising and Scan Response Data
memcpy(stored_adv_data, USER_ADVERTISE_DATA, USER_ADVERTISE_DATA_LEN);
stored_adv_data_len = USER_ADVERTISE_DATA_LEN;
memcpy(stored_scan_rsp_data, USER_ADVERTISE_SCAN_RESPONSE_DATA, USER_ADVERTISE_SCAN_RESPONSE_DATA_LEN);
stored_scan_rsp_data_len = USER_ADVERTISE_SCAN_RESPONSE_DATA_LEN;
default_app_on_init();
}