battery_monitor.c File Reference

driver for ADC AD7997 on a custom made power board version 4.0 and 5.0 More...

#include "modules/adcs/battery_monitor.h"
#include "subsystems/datalink/telemetry.h"

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Functions
static void	send_batmon (struct transport_tx *trans, struct link_device *dev)
uint8_t	battery_monitor_get_address (uint8_t chan)
	Translates the channel number to the value for address pointer register Channels are numbered from 1 to 8. More...
void	battery_monitor_init_bus (void)
	Initializes bus ADC. More...
void	battery_monitor_init_balance (struct BatMonBal *batmonbal)
	Initalizes balance ADC. More...
void	battery_monitor_init (void)
	Init variables. More...
void	battery_monitor_event (void)
	Event function Check i2c transaction status for each device. More...
void	battery_monitor_check_i2c_transaction (struct i2c_transaction *t)
	Complete i2c transactions once they succeed or fail. More...
void	battery_monitor_read_bus (void)
	Read bus (current, voltage and temperature sensors) More...
void	battery_monitor_read_balance_ports_1 (void)
	Read Balance ADC 1. More...
void	battery_monitor_read_balance_ports_2 (void)
	Read Balance ADC 2. More...
void	battery_monitor_read_balance_ports (struct BatMonBal *batmonbal)
	Read balance ADC. More...

Variables
struct BatMonBus	batmonbus
struct BatMonBal	batmonbal1
struct BatMonBal	batmonbal2
int16_t	batmon_current_offset
float	batmon_current_sensitivity
int16_t	batmon_temp_offset
float	batmon_temp_sensitivity

Detailed Description

driver for ADC AD7997 on a custom made power board version 4.0 and 5.0

Definition in file battery_monitor.c.

Function Documentation

void battery_monitor_check_i2c_transaction

(

struct i2c_transaction *

t

)

Complete i2c transactions once they succeed or fail.

Definition at line 170 of file battery_monitor.c.

References I2CTransDone, I2CTransFailed, I2CTransPending, I2CTransRunning, I2CTransSuccess, and i2c_transaction::status.

Referenced by battery_monitor_event().

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void battery_monitor_event

(

void

)

Event function Check i2c transaction status for each device.

Definition at line 161 of file battery_monitor.c.

References batmonbal1, batmonbal2, batmonbus, battery_monitor_check_i2c_transaction(), BatMonBal::bus_trans, and BatMonBus::bus_trans.

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uint8_t battery_monitor_get_address

(

uint8_t

chan

)

Translates the channel number to the value for address pointer register Channels are numbered from 1 to 8.

Parameters

chan	- desired channel

Returns

addres pointer Byte (see AD7997/8 datasheet)

Definition at line 91 of file battery_monitor.c.

Referenced by battery_monitor_read_balance_ports(), and battery_monitor_read_bus().

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void battery_monitor_init

(

void

)

Init variables.

Definition at line 140 of file battery_monitor.c.

References BatMonBal::addr, batmonbal1, batmonbal2, battery_monitor_init_balance(), battery_monitor_init_bus(), DefaultPeriodic, register_periodic_telemetry(), and send_batmon().

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void battery_monitor_init_balance

(

struct BatMonBal *

batmonbal

)

Initalizes balance ADC.

Definition at line 130 of file battery_monitor.c.

References BatMonBal::bat_cell_mvolts, BatMonBal::bus_trans, BatMonBal::cell_index, BatMonBal::data, I2CTransDone, and i2c_transaction::status.

Referenced by battery_monitor_init().

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void battery_monitor_init_bus

(

void

)

Initializes bus ADC.

Definition at line 102 of file battery_monitor.c.

References BatMonBus::addr, batmon_current_offset, batmon_current_sensitivity, batmon_temp_offset, batmon_temp_sensitivity, batmonbus, BATTERY_MONITOR_BUS_CURRENT_REQ, BATTERY_MONITOR_CURRENT_OFFSET, BATTERY_MONITOR_CURRENT_SENSITIVITY, BATTERY_MONITOR_TEMP_OFFSET, BATTERY_MONITOR_TEMP_SENSITIVITY, BatMonBus::bus_brd_tmp, BatMonBus::bus_current, BatMonBus::bus_current_mvolts, BatMonBus::bus_status, BatMonBus::bus_temp, BatMonBus::bus_tempsensors_mvolts, BatMonBus::bus_trans, BatMonBus::bus_voltage_mvolts, BatMonBus::data, I2CTransDone, i2c_transaction::status, and BatMonBus::t_idx.

Referenced by battery_monitor_init().

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void battery_monitor_read_balance_ports

(

struct BatMonBal *

batmonbal

)

Read balance ADC.

Definition at line 354 of file battery_monitor.c.

References BatMonBal::addr, BatMonBal::bat_cell_mvolts, BATTERY_CELLS_NB, BATTERY_MONITOR_BIT_RES, battery_monitor_cellgains, battery_monitor_cellmap, battery_monitor_get_address(), BATTERY_MONITOR_VREF_MULT, i2c_transaction::buf, BatMonBal::bus_trans, BatMonBal::cell_index, BatMonBal::data, i2c_transceive(), I2CTransDone, and i2c_transaction::status.

Referenced by battery_monitor_read_balance_ports_1(), and battery_monitor_read_balance_ports_2().

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void battery_monitor_read_balance_ports_1

(

void

)

Read Balance ADC 1.

Definition at line 340 of file battery_monitor.c.

References batmonbal1, and battery_monitor_read_balance_ports().

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void battery_monitor_read_balance_ports_2

(

void

)

Read Balance ADC 2.

Definition at line 347 of file battery_monitor.c.

References batmonbal2, and battery_monitor_read_balance_ports().

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void battery_monitor_read_bus

(

void

)

Read bus (current, voltage and temperature sensors)

Definition at line 197 of file battery_monitor.c.

References BatMonBus::addr, batmon_current_offset, batmon_current_sensitivity, batmon_temp_offset, batmon_temp_sensitivity, batmonbus, BatmonVbusGain, BATTERY_MONITOR_BIT_RES, BATTERY_MONITOR_BUS_CURRENT_CHANNEL, BATTERY_MONITOR_BUS_CURRENT_READ, BATTERY_MONITOR_BUS_CURRENT_REQ, BATTERY_MONITOR_BUS_TEMPERATURE_READ, BATTERY_MONITOR_BUS_TEMPERATURE_REQ, BATTERY_MONITOR_BUS_VOLTAGE_CHANNEL, BATTERY_MONITOR_BUS_VOLTAGE_READ, BATTERY_MONITOR_BUS_VOLTAGE_REQ, battery_monitor_get_address(), battery_monitor_tempmap, BATTERY_MONITOR_VREF_MULT, i2c_transaction::buf, BatMonBus::bus_current, BatMonBus::bus_current_mvolts, BatMonBus::bus_status, BatMonBus::bus_temp, BatMonBus::bus_tempsensors_mvolts, BatMonBus::bus_trans, BatMonBus::bus_voltage_mvolts, Electrical::current, BatMonBus::data, electrical, i2c_transceive(), I2CTransDone, i2c_transaction::status, BatMonBus::t_idx, TEMP_SENSORS_NB, and Electrical::vsupply.

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static void send_batmon ( struct transport_tx *  trans, struct link_device *  dev  )

static

Definition at line 46 of file battery_monitor.c.

References BatMonBal::bat_cell_mvolts, batmonbal1, batmonbal2, batmonbus, BATTERY_CELLS_NB, BatMonBus::bus_current, BatMonBus::bus_current_mvolts, BatMonBus::bus_status, BatMonBus::bus_temp, BatMonBus::bus_tempsensors_mvolts, BatMonBal::bus_trans, BatMonBus::bus_trans, BatMonBus::bus_voltage_mvolts, i2c_transaction::status, and TEMP_SENSORS_NB.

Referenced by battery_monitor_init().

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Variable Documentation

int16_t batmon_current_offset

Definition at line 39 of file battery_monitor.c.

Referenced by battery_monitor_init_bus(), and battery_monitor_read_bus().

float batmon_current_sensitivity

Definition at line 40 of file battery_monitor.c.

Referenced by battery_monitor_init_bus(), and battery_monitor_read_bus().

int16_t batmon_temp_offset

Definition at line 41 of file battery_monitor.c.

Referenced by battery_monitor_init_bus(), and battery_monitor_read_bus().

float batmon_temp_sensitivity

Definition at line 42 of file battery_monitor.c.

Referenced by battery_monitor_init_bus(), and battery_monitor_read_bus().

struct BatMonBal batmonbal1

Definition at line 35 of file battery_monitor.c.

Referenced by battery_monitor_event(), battery_monitor_init(), battery_monitor_read_balance_ports_1(), and send_batmon().

struct BatMonBal batmonbal2

Definition at line 36 of file battery_monitor.c.

Referenced by battery_monitor_event(), battery_monitor_init(), battery_monitor_read_balance_ports_2(), and send_batmon().

struct BatMonBus batmonbus

Definition at line 34 of file battery_monitor.c.

Referenced by battery_monitor_event(), battery_monitor_init_bus(), battery_monitor_read_bus(), and send_batmon().