System

class brainstem.entity.System(module, index)[source]

SystemClass: The System class provides access to the core settings, configuration and system information of the BrainStem module. The class provides access to the model type, serial number and other static information as well as the ability to set boot reflexes, toggle the user LED, as well as affect module and router addresses etc.

getBootSlot()[source]

Get the store slot which is mapped when the module boots. The slot number in aSTORE_INTERNAL that is mapped after the module boots.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getBuild()[source]

Get the modules firmware build number The build number is a unique hash assigned to a specific firmware. Variable to be filled with build.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getErrors()[source]

Gets any system level errors. Calling this function will clear the current errors. If the error persists it will be set again. Bit mapped field representing the devices errors

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getHBInterval()[source]

Get the delay between heartbeat packets which are sent from the module. For link modules, these these heartbeat are sent to the host. For non-link modules, these heartbeats are sent to the router address. Interval values are in 25.6 millisecond increments. The current heartbeat delay.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getHardwareVersion()[source]

Get the module’s hardware revision information. The content of the hardware version is specific to each Acroname product and used to indicate behavioral differences between product revisions. The codes are not well defined and may change at any time. The module’s hardware version information.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getInputCurrent()[source]

Get the module’s input current. The module’s input current reported in microamps.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getInputPowerBehavior()[source]

Gets the systems input power behavior. This behavior refers to where the device sources its power from and what happens if that power source goes away. Variable to be filled with an enumerated value representing behavior.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getInputPowerBehaviorConfig(buffer_length=65536)[source]

Gets the input power behavior configuration Certain behaviors use a list of ports to determine priority when budgeting power. Length that was actually received and filled.

Parameters:

buffer_length – Length of the buffer to be filed

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getInputPowerSource()[source]

Provides the source of the current power source in use. Variable to be filled with enumerated representation of the source.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getInputVoltage()[source]

Get the module’s input voltage. The module’s input voltage reported in microvolts.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getLED()[source]

Get the system LED state. Most modules have a blue system LED. Refer to the module datasheet for details on the system LED location and color. true: LED on, false: LED off.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getLEDMaxBrightness()[source]

Gets the scaling factor for the brightness of all LEDs on the system. The brightness is set to the ratio of this value compared to 255 (maximum). Brightness value relative to 255

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getLinkInterface()[source]

Gets the link interface configuration. This refers to which interface is being used for control by the device. Variable to be filled with an enumerated value representing interface. - 0 = Auto= systemLinkAuto - 1 = Control Port = systemLinkUSBControl - 2 = Hub Upstream Port = systemLinkUSBHub

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getMaximumTemperature()[source]

Get the module’s maximum temperature ever recorded in micro-C (uC) This value will persists through a power cycle. The module’s maximum system temperature in micro-C

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getMinimumTemperature()[source]

Get the module’s minimum temperature ever recorded in micro-C (uC) This value will persists through a power cycle. The module’s minimum system temperature in micro-C

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getModel()[source]

Get the module’s model enumeration. A subset of the possible model enumerations is defined in BrainStem.h under “BrainStem model codes”. Other codes are be used by Acroname for proprietary module types. The module’s model enumeration.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getModule()[source]

Get the current address the module uses on the BrainStem network. The address the module is using on the BrainStem network.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getModuleBaseAddress()[source]

Get the base address of the module. Software offsets and hardware offsets are added to this base address to produce the effective module address. The address the module is using on the BrainStem network.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getModuleHardwareOffset()[source]

Get the module hardware address offset. This is added to the base address to allow the module address to be configured in hardware. Not all modules support the hardware module address offset. Refer to the module datasheet. The module address offset.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getModuleSoftwareOffset()[source]

Get the software address offset. This software offset is added to the module base address, and potentially a module hardware address to produce the final module address. You must save the system settings and restart for this to take effect. Please review the BrainStem network fundamentals before modifying the module address. The address for the module. Value must be even from 0-254.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getName(buffer_length=65536)[source]

Gets a user defined name of the device. Helpful for identifying ports/devices in a static environment. Length that was actually received and filled.

Parameters:

buffer_length – Length of the buffer to be filed

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getPowerLimit()[source]

Reports the amount of power the system has access to and thus how much power can be budgeted to sinking devices. The available power in milli-Watts (mW, 1 t)

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getPowerLimitMax()[source]

Gets the user defined maximum power limit for the system. Provides mechanism for defining an unregulated power supplies capability. Variable to be filled with the power limit in milli-Watts (mW)

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getPowerLimitState()[source]

Gets a bit mapped representation of the factors contributing to the power limit. Active limit can be found through PowerDeliverClass::getPowerLimit(). Variable to be filled with the state.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getRouter()[source]

Get the router address the module uses to communicate with the host and heartbeat to in order to establish the BrainStem network. The address.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getRouterAddressSetting()[source]

Get the router address system setting. This setting may not be the same as the current router address if the router setting was set and saved but no reset has occurred. Please review the BrainStem network fundamentals before modifying the module address. The address for the module. Value must be even from 0-254.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getSerialNumber()[source]

Get the module’s serial number. The serial number is a unique 32bit integer which is usually communicated in hexadecimal format. The module’s serial number.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getTemperature()[source]

Get the module’s current temperature in micro-C The module’s system temperature in micro-C

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getUnregulatedCurrent()[source]

Gets the current passing through the unregulated port. Variable to be filled with the current in micro-Amps (uA).

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getUnregulatedVoltage()[source]

Gets the voltage present at the unregulated port. Variable to be filled with the voltage in micro-Volts (uV).

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getUptime()[source]

Get the module’s accumulated uptime in minutes The module’s accumulated uptime in minutes.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

getVersion()[source]

Get the modules firmware version number. The version number is packed into the return value. Utility functions in the aVersion module can unpack the major, minor and patch numbers from the version number which looks like M.m.p. The build version date code.

Returns:

Result object containing the requested value when the results error is set to NO_ERROR(0)

Return type:

Result

logEvents()[source]

Saves system log events to a slot defined by the module (usually ram slot 0).

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

reset()[source]

Reset the system. aErrTimeout indicates a successful reset, as the system resets immediately, which tears down the USB-link immediately, thus preventing an affirmative response.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

resetDeviceToFactoryDefaults()[source]

Resets the device to it factory default configuration.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

resetEntityToFactoryDefaults()[source]

Resets the SystemClass Entity to it factory default configuration.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

routeToMe(bOn)[source]

Enables/Disables the route to me function. This function allows for easy networking of BrainStem modules. Enabling (1) this function will send an I2C General Call to all devices on the network and request that they change their router address to the of the calling device. Disabling (0) will cause all devices on the BrainStem network to revert to their default address.

Parameters:

bOn (const unsigned char) – Enable or disable of the route to me function 1 = enable.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

save()[source]

Save the system operating parameters to the persistent module flash memory. Operating parameters stored in the system flash will be loaded after the module reboots. Operating parameters include: heartbeat interval, module address, module router address

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setBootSlot(slot)[source]

Set a store slot to be mapped when the module boots. The boot slot will be mapped after the module boots from powers up, receives a reset signal on its reset input, or is issued a software reset command. Set the slot to 255 to disable mapping on boot.

Parameters:

slot (const unsigned char) – The slot number in aSTORE_INTERNAL to be marked as a boot slot.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setHBInterval(interval)[source]

Set the delay between heartbeat packets which are sent from the module. For link modules, these these heartbeat are sent to the host. For non-link modules, these heartbeats are sent to the router address. Interval values are in 25.6 millisecond increments Valid values are 1-255; default is 10 (256 milliseconds).

Parameters:

interval (const unsigned char) – The desired heartbeat delay.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setInputPowerBehavior(behavior)[source]

Sets the systems input power behavior. This behavior refers to where the device sources its power from and what happens if that power source goes away.

Parameters:

behavior (const unsigned char) – An enumerated representation of behavior to be set.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setInputPowerBehaviorConfig(buffer)[source]

Sets the input power behavior configuration Certain behaviors use a list of ports to determine priority when budgeting power.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setLED(bOn)[source]

Set the system LED state. Most modules have a blue system LED. Refer to the module datasheet for details on the system LED location and color.

Parameters:

bOn (const unsigned char) – true: turn the LED on, false: turn LED off.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setLEDMaxBrightness(brightness)[source]

Sets the scaling factor for the brightness of all LEDs on the system. The brightness is set to the ratio of this value compared to 255 (maximum). The colors of each LED may be inconsistent at low brightness levels. Note that if the brightness is set to zero and the settings are saved, then the LEDs will no longer indicate whether the system is powered on. When troubleshooting, the user configuration may need to be manually reset in order to view the LEDs again.

Parameters:

brightness (const unsigned char) – Brightness value relative to 255

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setLinkInterface(linkInterface)[source]

Sets the link interface configuration. This refers to which interface is being used for control by the device.

Parameters:

linkInterface (const unsigned char) – An enumerated representation of interface to be set. - 0 = Auto= systemLinkAuto - 1 = Control Port = systemLinkUSBControl - 2 = Hub Upstream Port = systemLinkUSBHub

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setModuleSoftwareOffset(address)[source]

Set the software address offset. This software offset is added to the module base address, and potentially a module hardware address to produce the final module address. You must save the system settings and restart for this to take effect. Please review the BrainStem network fundamentals before modifying the module address.

Parameters:

address (const unsigned char) – The address for the module. Value must be even from 0-254.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setName(buffer)[source]

Sets a user defined name for the device. Helpful for identification when multiple devices of the same type are present in a system.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setPowerLimitMax(power)[source]

Sets a user defined maximum power limit for the system. Provides mechanism for defining an unregulated power supplies capability.

Parameters:

power (const unsigned int) – Limit in milli-Watts (mW) to be set.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte

setRouter(address)[source]

Set the router address the module uses to communicate with the host and heartbeat to in order to establish the BrainStem network. This setting must be saved and the board reset before the setting becomes active. Warning: changing the router address may cause the module to “drop off” the BrainStem network if the new router address is not in use by a BrainStem module. Please review the BrainStem network fundamentals before modifying the router address.

Parameters:

address (const unsigned char) – The router address to be used.

Returns:

An error result from the list of defined error codes in brainstem.result

Return type:

unsigned byte