mtk 电池驱动的电压，电流，温度等数据通过adc通道获取

pmic BATSNS 引脚电压     bat_vol = battery_meter_get_battery_voltage(KAL_TRUE);// 获得 PMIC 的 BATSNS 引脚电压   通过读adc某个通道可获取kal_int32 battery_meter_get_battery_voltage(void){int ret=0;int val=5;val = 5; //set avg times// 获得 PMIC 的 BATSNS 引脚电压 ret = battery_meter_ctrl(BATTERY_METER_CMD_GET_ADC_V_BAT_SENSE, &val);static kal_int32 read_adc_v_bat_sense(void *data){#if defined(CONFIG_POWER_EXT)*(kal_int32*)(data) = 4201;#else*(kal_int32*)(data) = PMIC_IMM_GetOneChannelValue(VBAT_CHANNEL_NUMBER,*(kal_int32*)(data),1);#endifreturn STATUS_OK;}g_sw_vbat_temp = val;return val;}PMIC 的  ISENSE 引脚电压 Vsense = battery_meter_get_VSense();   // 获得 PMIC 的 ISENSE 引脚电压   通过读adc某个通道可获取    kal_int32 battery_meter_get_VSense(void){#if defined(CONFIG_POWER_EXT)return 0;#elseint ret=0;int val=0;val = 1; //set avg times/* 获得 PMIC 的  ISENSE 引脚电压*/ret = battery_meter_ctrl(BATTERY_METER_CMD_GET_ADC_V_I_SENSE, &val);read_adc_v_i_sense(void *data)*(kal_int32*)(data) = PMIC_IMM_GetOneChannelValue(ISENSE_CHANNEL_NUMBER,*(kal_int32*)(data),1);return val;#endif}/* 获得充电电流 */充电电流     //如果isense电压比batsense电压大，计算电流公式，否则电流取0ICharging = battery_meter_get_charging_current();kal_int32 battery_meter_get_charging_current(void){kal_int32 ADC_BAT_SENSE_tmp[20]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};kal_int32 ADC_BAT_SENSE_sum=0;kal_int32 ADC_BAT_SENSE=0;kal_int32 ADC_I_SENSE_tmp[20]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};kal_int32 ADC_I_SENSE_sum=0;kal_int32 ADC_I_SENSE=0;    int repeat=20;int i=0;int j=0;kal_int32 temp=0;int ICharging=0;int ret=0;int val=1;for(i=0 ; i<repeat ; i++){val = 1; //set avg times/* 获得 PMIC 的 BATSNS 引脚电压 */ret = battery_meter_ctrl(BATTERY_METER_CMD_GET_ADC_V_BAT_SENSE, &val);read_adc_v_bat_sense(void *data)*(kal_int32*)(data) = PMIC_IMM_GetOneChannelValue(VBAT_CHANNEL_NUMBER,*(kal_int32*)(data),1);ADC_BAT_SENSE_tmp[i] = val;val = 1; //set avg times/* 获得 PMIC 的 ISENSE 引脚电压 */ret = battery_meter_ctrl(BATTERY_METER_CMD_GET_ADC_V_I_SENSE, &val);read_adc_v_i_sense(void *data)*(kal_int32*)(data) = PMIC_IMM_GetOneChannelValue(ISENSE_CHANNEL_NUMBER,*(kal_int32*)(data),1);ADC_I_SENSE_tmp[i] = val;ADC_BAT_SENSE_sum += ADC_BAT_SENSE_tmp[i];ADC_I_SENSE_sum += ADC_I_SENSE_tmp[i];    }//sorting  排序  BAT_SENSE for(i=0 ; i<repeat ; i++){for(j=i; j<repeat ; j++){if( ADC_BAT_SENSE_tmp[j] < ADC_BAT_SENSE_tmp[i] ){temp = ADC_BAT_SENSE_tmp[j];ADC_BAT_SENSE_tmp[j] = ADC_BAT_SENSE_tmp[i];ADC_BAT_SENSE_tmp[i] = temp;}}}bm_print(BM_LOG_FULL, "[g_Get_I_Charging:BAT_SENSE]\r\n");    for(i=0 ; i<repeat ; i++ ){bm_print(BM_LOG_FULL, "%d,", ADC_BAT_SENSE_tmp[i]);}bm_print(BM_LOG_FULL, "\r\n");//sorting    I_SENSE for(i=0 ; i<repeat ; i++){for(j=i ; j<repeat ; j++){if( ADC_I_SENSE_tmp[j] < ADC_I_SENSE_tmp[i] ){temp = ADC_I_SENSE_tmp[j];ADC_I_SENSE_tmp[j] = ADC_I_SENSE_tmp[i];ADC_I_SENSE_tmp[i] = temp;}}}bm_print(BM_LOG_FULL, "[g_Get_I_Charging:I_SENSE]\r\n");    for(i=0 ; i<repeat ; i++ ){bm_print(BM_LOG_FULL, "%d,", ADC_I_SENSE_tmp[i]);}bm_print(BM_LOG_FULL, "\r\n");ADC_BAT_SENSE_sum -= ADC_BAT_SENSE_tmp[0];ADC_BAT_SENSE_sum -= ADC_BAT_SENSE_tmp[1];ADC_BAT_SENSE_sum -= ADC_BAT_SENSE_tmp[18];ADC_BAT_SENSE_sum -= ADC_BAT_SENSE_tmp[19];        ADC_BAT_SENSE = ADC_BAT_SENSE_sum / (repeat-4);bm_print(BM_LOG_FULL, "[g_Get_I_Charging] ADC_BAT_SENSE=%d\r\n", ADC_BAT_SENSE);ADC_I_SENSE_sum -= ADC_I_SENSE_tmp[0];ADC_I_SENSE_sum -= ADC_I_SENSE_tmp[1];ADC_I_SENSE_sum -= ADC_I_SENSE_tmp[18];ADC_I_SENSE_sum -= ADC_I_SENSE_tmp[19];ADC_I_SENSE = ADC_I_SENSE_sum / (repeat-4);bm_print(BM_LOG_FULL, "[g_Get_I_Charging] ADC_I_SENSE(Before)=%d\r\n", ADC_I_SENSE);bm_print(BM_LOG_FULL, "[g_Get_I_Charging] ADC_I_SENSE(After)=%d\r\n", ADC_I_SENSE);if(ADC_I_SENSE > ADC_BAT_SENSE){    //如果isense电压比batsense电压大，计算电流公式，否则电流取0         ICharging = (ADC_I_SENSE - ADC_BAT_SENSE + g_I_SENSE_offset)*1000/CUST_R_SENSE;}else{ICharging = 0;}return ICharging;}/* 获得充电器电压 */ // 获得 获取 PMIC 的 VCDT 引脚电压   通过读adc某个通道可获取charger_vol = battery_meter_get_charger_voltage();kal_int32 battery_meter_get_charger_voltage(void){int ret=0;int val=0;val = 5; // set avg timesret = battery_meter_ctrl(BATTERY_METER_CMD_GET_ADC_V_CHARGER, &val);static kal_int32 read_adc_v_charger(void *data){    #if defined(CONFIG_POWER_EXT)*(kal_int32*)(data) = 5001;#elsekal_int32 val;/* 获取 PMIC 的 VCDT 引脚电压 */val = PMIC_IMM_GetOneChannelValue(VCHARGER_CHANNEL_NUMBER,*(kal_int32*)(data),1);val = (((R_CHARGER_1+R_CHARGER_2)*100*val)/R_CHARGER_2)/100;*(kal_int32*)(data) = val;#endifreturn STATUS_OK;}//val = (((R_CHARGER_1+R_CHARGER_2)*100*val)/R_CHARGER_2)/100;return val;}/* 通过获得当前 NTC 电压，查表并进行线性插值法，得到当前的温度值  */ //得到当前的温度值 temperature = battery_meter_get_battery_temperature();signed int battery_meter_get_battery_temperature(void){#ifdef MTK_BATTERY_LIFETIME_DATA_SUPPORTsigned int batt_temp = force_get_tbat(KAL_TRUE);if (batt_temp > gFG_max_temperature)gFG_max_temperature = batt_temp;if (batt_temp < gFG_min_temperature)gFG_min_temperature = batt_temp;return batt_temp;#elsereturn force_get_tbat(KAL_TRUE);#endif}return force_get_tbat();/* 通过获得当前 NTC 电压，查表并进行线性插值法，得到当前的温度值  */int force_get_tbat(kal_bool update){#if defined(CONFIG_POWER_EXT) || defined(FIXED_TBAT_25)bm_print(BM_LOG_CRTI, "[force_get_tbat] fixed TBAT=25 t\n");return 25;#elseint bat_temperature_volt = 0;int bat_temperature_val = 0;static int pre_bat_temperature_val = -1;int fg_r_value = 0;signed int fg_current_temp = 0;kal_bool fg_current_state = KAL_FALSE;int bat_temperature_volt_temp = 0;int ret = 0;if (batt_meter_cust_data.fixed_tbat_25) {bm_print(BM_LOG_CRTI, "[force_get_tbat] fixed TBAT=25 t\n");return 25;}if (update == KAL_TRUE || pre_bat_temperature_val == -1) {/* Get V_BAT_Temperature */bat_temperature_volt = 2;/* 对应 PMIC 的硬件接口函数，这个对应的函数是在下面  battery_meter_init 模块中设置的 获得电池 NTC 对应的电压 */ret =battery_meter_ctrl(BATTERY_METER_CMD_GET_ADC_V_BAT_TEMP, &bat_temperature_volt);if (bat_temperature_volt != 0) {#if defined(SOC_BY_HW_FG)fg_r_value = get_r_fg_value();ret =battery_meter_ctrl(BATTERY_METER_CMD_GET_HW_FG_CURRENT,&fg_current_temp);ret =battery_meter_ctrl(BATTERY_METER_CMD_GET_HW_FG_CURRENT_SIGN,&fg_current_state);fg_current_temp = fg_current_temp / 10;if (fg_current_state == KAL_TRUE) {bat_temperature_volt_temp = bat_temperature_volt;bat_temperature_volt =bat_temperature_volt - ((fg_current_temp * fg_r_value) / 1000);} else {bat_temperature_volt_temp = bat_temperature_volt;bat_temperature_volt =bat_temperature_volt + ((fg_current_temp * fg_r_value) / 1000);}#endif/* 将 NTC 的电压通过查表获得对应温度值 */bat_temperature_val = BattVoltToTemp(bat_temperature_volt);}#ifdef CONFIG_MTK_BIF_SUPPORTbattery_charging_control(CHARGING_CMD_GET_BIF_TBAT, &bat_temperature_val);#endifbm_print(BM_LOG_CRTI, "[force_get_tbat] %d,%d,%d,%d,%d,%d\n",bat_temperature_volt_temp, bat_temperature_volt, fg_current_state,fg_current_temp, fg_r_value, bat_temperature_val);pre_bat_temperature_val = bat_temperature_val;} else {bat_temperature_val = pre_bat_temperature_val;}return bat_temperature_val;#endif}EXPORT_SYMBOL(force_get_tbat);/* 这里用来获取电池 NTC 的电压 */                     temperatureV = battery_meter_get_tempV();  signed int battery_meter_get_tempV(void){#if defined(CONFIG_POWER_EXT)return 0;#elseint ret = 0;int val = 0;val = 1;       /* set avg times 设置avg时间*/ret = battery_meter_ctrl(BATTERY_METER_CMD_GET_ADC_V_BAT_TEMP, &val);return val;#endif}static kal_int32 read_adc_v_bat_temp(void *data)// meter_hal.c文件{#if defined(CONFIG_POWER_EXT)*(kal_int32*)(data) = 0;#else#if defined(MTK_PCB_TBAT_FEATURE)int ret = 0, data[4], i, ret_value = 0, ret_temp = 0;int Channel=1;if( IMM_IsAdcInitReady() == 0 )return g_adc_init_flag;{bm_print(BM_LOG_CRTI, "[get_tbat_volt] AUXADC is not ready");return 0;}i = times;while (i--){ret_value = IMM_GetOneChannelValue(Channel, data, &ret_temp);ret += ret_temp;bm_print(BM_LOG_FULL, "[get_tbat_volt] ret_temp=%d\n",ret_temp);}ret = ret*1500/4096 ;ret = ret/times;bm_print(BM_LOG_CRTI, "[get_tbat_volt] Battery output mV = %d\n",ret);*(kal_int32*)(data) = ret;#elsebm_print(BM_LOG_FULL, "[read_adc_v_charger] return PMIC_IMM_GetOneChannelValue(4,times,1);\n");/* 读取 PMIC 的 BATON1 引脚电压 *//* 读 PMIC 对应的 ADC 的值，并将其转化为对应的电压值，这里即读取 BATON 引脚电压 */*(kal_int32*)(data) = PMIC_IMM_GetOneChannelValue(VBATTEMP_CHANNEL_NUMBER,*(kal_int32*)(data),1);#endif#endifreturn STATUS_OK;}               /* 获得 下拉电阻与 NTC 并并联的电压 */temperatureR = battery_meter_get_tempR(temperatureV);/* 上拉电压/下拉电压  = 上拉电阻/ 下拉电阻 */TRes = (RBAT_PULL_UP_R*dwVolt) / (RBAT_PULL_UP_VOLT-dwVolt);   signed int battery_meter_get_tempR(signed int dwVolt){#if defined(CONFIG_POWER_EXT)return 0;#elseint TRes;TRes =(batt_meter_cust_data.rbat_pull_up_r * dwVolt) /(batt_meter_cust_data.rbat_pull_up_volt - dwVolt);return TRes;#endif}adc通道层              pmic_auadc.c     （提供adc通道直接读通道得到模拟信号可转化成数字信号，如电压，温度等）int PMIC_IMM_GetOneChannelValue(unsigned int dwChannel, int deCount, int trimd){int ret, adc_rdy, reg_val;int raw_data, adc_result;int adc_div = 4096, raw_mask = 0, r_val_temp = 0;int count = 0;int raw_data_sum = 0, raw_data_avg = 0;int u4Sample_times = 0;unsigned int adc_channel;adc_channel = dwChannel;do {/*defined channel 5 for TYEPC_CC1, channel 6 for TYPEC_CC2*//*defined channel 7 for CHG_DP, channel 8 for CHG_DM*/mutex_lock(&mt6392_adc_mutex);if ((dwChannel == 5) || (dwChannel == 6)) {ret = pmic_config_interface(MT6392_TYPE_C_CTRL, 0x0, 0xffff, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}ret = pmic_config_interface(MT6392_TYPE_C_CC_SW_FORCE_MODE_ENABLE_0, 0x5B8, 0xffff, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}ret = pmic_config_interface(MT6392_TYPE_C_CC_SW_FORCE_MODE_VAL_0, 0x0100, 0xffff, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}udelay(1000);if (dwChannel == 5) {ret = pmic_config_interface(MT6392_TYPE_C_CC_SW_FORCE_MODE_VAL_0, 0x1f40, 0xffff, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}/* AUXADC_RQST0_SET is bit 6*/adc_channel = 6;} else {ret = pmic_config_interface(MT6392_TYPE_C_CC_SW_FORCE_MODE_VAL_0, 0x1fc0, 0xffff, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}}ret = pmic_config_interface(MT6392_TYPE_C_CC_SW_FORCE_MODE_ENABLE_0, 0x05fc, 0xffff, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}mdelay(10);}if ((dwChannel == 7) || (dwChannel == 8)) {if (dwChannel == 7) {/*DP channel*/ret = pmic_config_interface(MT6392_CHR_CON18, 0x0700, 0x0f00, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}/* AUXADC_RQST0_SET is bit 8*/adc_channel = 8;} else {/*DM channel*/ret = pmic_config_interface(MT6392_CHR_CON18, 0x0b00, 0x0f00, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}}}/* AUXADC_RQST0 SET  */ret = pmic_config_interface(MT6392_AUXADC_RQST0_SET, 0x1, 0xffff, adc_channel);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}if ((adc_channel == 0) || (adc_channel == 1))udelay(1500);elseudelay(100);/* check auxadc is ready */do {ret = pmic_read_interface(mt6392_auxadc_regs[adc_channel], &reg_val, 0xffff, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}udelay(100);adc_rdy = (reg_val >> 15) & 1;if (adc_rdy != 0)break;count++;} while (count < count_time_out);if (adc_rdy != 1) {mutex_unlock(&mt6392_adc_mutex);pr_err("PMIC_IMM_GetOneChannelValue adc get ready Fail\n");return -ETIMEDOUT;}count = 0;/* get the raw data and calculate the adc result of adc  */ret = pmic_read_interface(mt6392_auxadc_regs[adc_channel], &reg_val, 0xffff, 0);if (ret < 0) {mutex_unlock(&mt6392_adc_mutex);return ret;}mutex_unlock(&mt6392_adc_mutex);switch (adc_channel) {case 0:case 1:r_val_temp = 3;raw_mask = 0x7fff;adc_div = 32768;break;case 2:case 3:case 4:r_val_temp = 1;raw_mask = 0xfff;adc_div = 4096;break;case 5:case 6:case 7:case 8:r_val_temp = 2;raw_mask = 0xfff;adc_div = 4096;break;case 9:case 10:case 11:case 12:case 13:case 14:case 15:r_val_temp = 1;raw_mask = 0xfff;adc_div = 4096;break;}/* get auxadc raw data */raw_data = reg_val & raw_mask;raw_data_sum += raw_data;u4Sample_times++;} while (u4Sample_times < deCount);raw_data_avg = raw_data_sum / deCount;/* get auxadc real result*/adc_result = (raw_data_avg * r_val_temp * VOLTAGE_FULL_RANGE) / adc_div;return adc_result;}hal 层         batter_meter_hal.c (提供一些接口可通过adc通道获取电压值)/* 读 PMIC 引用 BATSNS 的电压，即电池电压 */static kal_int32 read_adc_v_bat_sense(void *data){#if defined(CONFIG_POWER_EXT)*(kal_int32*)(data) = 4201;#else*(kal_int32*)(data) = PMIC_IMM_GetOneChannelValue(VBAT_CHANNEL_NUMBER,*(kal_int32*)(data),1);#endifreturn STATUS_OK;}core   层       batter_meter.c（调用hal的接口获取电压值）battery_meter_get_battery_voltagekal_int32 battery_meter_get_battery_voltage(void){int ret=0;int val=5;val = 5; //set avg times// 获得 PMIC 的 BATSNS 引脚电压 ret = battery_meter_ctrl(BATTERY_METER_CMD_GET_ADC_V_BAT_SENSE, &val);/* 读 PMIC 引用 BATSNS 的电压，即电池电压 */static kal_int32 read_adc_v_bat_sense(void *data){#if defined(CONFIG_POWER_EXT)*(kal_int32*)(data) = 4201;#else*(kal_int32*)(data) = PMIC_IMM_GetOneChannelValue(VBAT_CHANNEL_NUMBER,*(kal_int32*)(data),1);#endifreturn STATUS_OK;}g_sw_vbat_temp = val;return val;}battery_meter_get_VSense

mtk 电池驱动的电压，电流，温度等数据通过adc通道获取相关推荐

基于51单片机电池的电压电流温度电量监控系统设计
毕设帮助.开题指导.技术解答(有偿)见文末. 目录一.硬件电路组成二.功能三.电脑开发环境四.Protues仿真五.程序六.资料包括一.硬件电路组成 51最小系统+电压.电流采用滑动变阻 ...
380V配电柜三相四线电压电流温度监测远程监控无线采集方案
电气配电柜监测方案功能: 实时显示配电柜的漏电流.温度.电流.电压值 ● 过温度报警功能 ● 过压欠压报警功能 ● 过流报警功能 ● 报警输出功能 ● 远程控制功能 ● 短信提示功能电气火灾通常由于 ...
智能测量仪表在三相电路中的如何接入电路进行测量电压电流功率等数据
1.仪表测量接口 2.使用三相四线接入仪表测量电压第一个不加PT和加PT,仪表测量直接电压400-600 V,对于高压下就需要用户加入PT进行转换使用三相三线接入仪表 3.使用三相四线3CT测量电 ...
mtk 电池曲线_mtk 电池驱动流程详解
mtk 电池驱动流程详解充电算法,充9S停1S 电池温度高于50,充电器电压为>6.5V 停止充电, 充电电压最大值是6500mV 最小值是4400mV 3.4V为开机电压,电压大于3.4V才 ...
MTK 驱动（69）---MTK平台电池驱动相关
MTK平台电池驱动相关 MTK平台电池驱动一.相关代码路径(mt6755/Android6.0) alps/kernel-3.18/drivers/misc/mediatek/include/m ...
MTK 驱动---MTK平台电池驱动相关
MTK平台电池驱动一.相关代码路径(mt6755/Android6.0) alps/kernel-3.18/drivers/misc/mediatek/include/mt-plat/mt6755 ...
基于Blinker ESP8266 远程电压电流、功率计、温湿度计、ADC接口测温、温控风扇、低电压保护、低压报警功能。用来监测我的太阳能充电。SSD1306可轮番显示电压信息和温度信息。APP图表
ESP8266系列文章目录目录 ESP8266系列文章目录经过不断的努力,处女之作终于做出来了.用的Arduino 经过一段时间不断熟练了,做了一些更新:2022.10.30 可以直接主页下载 ...
STC单片机LCD1602四线驱动模式显示ADC采样电压和温度
STC单片机LCD1602四线驱动模式显示ADC采样电压和温度
利用Arduino Uno进行电压电流和温度采集，请教程序问题。
我使用的温度传感器是DS18B20,电表是一款可以进行RS485串口通信的过功能电表,可以读取电压.电流.功率等信息.编程时读取温度和读取电压电流:两部分都可以单独运行,但是将两个程序合到一起时编译会 ...

mtk 电池驱动的电压，电流，温度等数据通过adc通道获取

mtk 电池驱动的电压，电流，温度等数据通过adc通道获取

mtk 电池驱动的电压，电流，温度等数据通过adc通道获取相关推荐

最新文章

热门文章