si3482 Silicon Laboratories, si3482 Datasheet - Page 17

• Manufacturer Part Number: si3482
• Description: Power Management Controller
• Manufacturer: Silicon Laboratories

Table 8 lists the event type values.
See the GetSystemStatus(), GetPortStatus(), and GetPowerSupplyStatus() routines for a listing of the status
values. See the end of this section for a listing of error codes and information codes.
The Serial Packet Client calls the event handler whenever there is a change in system status, port status, or power
supply status. The event handler is also called when an error occurs, such as port overload. If the first parameter
(Parm1) is negative, this means there is an error.
4.1.2. ClosePowerManager
Shut down the Serial Packet Client.
Prototype:
Parameters:
Return Value:
This function shuts down the Serial Packet Client and frees all allocated resources.
4.2. System Status
The System Status routines allow a User Interface component to get the following information:
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4.2.1. GetSystemStatus
Get the status of the system.
Prototype:
Parameters:
Return Value:
Table 9 lists the system status values. The system status is the overall status of the system. A negative system
status value is an error that is not specific to a particular port.
Power Supply
System Status
System Info
Total Power Consumed
Total Power Granted
Total Power Provided
Event Type
Information
System
Error
Port
Communications Lost
Initialization Failed
Over Temperature
Under Voltage
Status
OK
INT8 GetSystemStatus( void )
None
System status value.
void ClosePowerManager ( void )
None
None
Value
16
1
2
4
8
POWER_SUPPLY_EVENT
SYSTEM_EVENT
ERROR_EVENT
PORT_EVENT
INFO_EVENT
Symbol
Table 9. System Status
Table 8. Event Types
Value
–1
–2
–3
–4
Rev. 0.1
0
Power Supply Status
Information Code
System Status
Port Status
Error Code
Parm1
STATUS_SYSTEM_UNDER_VOLT
STATUS_SYSTEM_INIT_FAIL
STATUS_SYSTEM_OVER_TEMP
STATUS_SYSTEM_COMM_LOST
STATUS_SYSTEM_OK
Symbol
Power Supply Number
(error specific)
Port Number
(not used)
(not used)
Parm2
Si3482
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