Detailed Description

Data Structures
struct	BCP_Packet
	BCP Packet Structure - Board controller communication protocol version 2. More...

struct	BCP_Packet_
	BCP Packet Structure - Board controller communication protocol version 1. More...

struct	BCP_PacketHeader
	BCP Packet Header definition. More...

Macros
#define	BSP_BCP_ACK 5

#define	BSP_BCP_CURRENT_REPLY 16

#define	BSP_BCP_CURRENT_REQ 14

#define	BSP_BCP_ECHO_REPLY 11

#define	BSP_BCP_ECHO_REQ 10

#define	BSP_BCP_ENERGYMODE 22

#define	BSP_BCP_FIRST 1

#define	BSP_BCP_INVALID 0

#define	BSP_BCP_LAST 100

#define	BSP_BCP_MAGIC 0xF1

#define	BSP_BCP_NET_REPLY 65

#define	BSP_BCP_NET_REQUEST 64

#define	BSP_BCP_PACKET_SIZe 30

#define	BSP_BCP_PACKET_SIZE 132

#define	BSP_BCP_STDERR 26

#define	BSP_BCP_STDOUT 24

#define	BSP_BCP_TEST 32

#define	BSP_BCP_TEST_REPLY 33

#define	BSP_BCP_VOLTAGE_REPLY 20

#define	BSP_BCP_VOLTAGE_REQ 18

Enumerations
enum	BSP_Peripheral_TypeDef { BSP_RS232_SHUTDOWN, BSP_RS232_UART, BSP_RS232_LEUART, BSP_I2C, BSP_ETH, BSP_I2S, BSP_TRACE, BSP_TOUCH, BSP_AUDIO_IN, BSP_AUDIO_OUT, BSP_ANALOG_DIFF, BSP_ANALOG_SE, BSP_MICROSD, BSP_TFT, BSP_IOEXP_LEDS, BSP_IOEXP_SENSORS, BSP_IOEXP_DISPLAY, BSP_IOEXP_VCOM }

Functions
int	BSP_BccDeInit (void)
	Deinitialize board controller communication support (BCC) functionality. Reverse actions performed by BSP_BccInit(). More...

int	BSP_BccInit (void)
	Initialize board controller communication support (BCC) functionality. More...

bool	BSP_BccPacketReceive (BCP_Packet *pkt)
	Get a packet from the board controller. More...

int	BSP_BccPacketSend (BCP_Packet *pkt)
	Send a packet to the board controller. More...

void	BSP_BccPinsEnable (bool enable)
	Enable GPIO pins for the USART/LEUART used for board communication. More...

float	BSP_CurrentGet (void)
	Request AEM (Advanced Energy Monitoring) current from board controller. More...

int	BSP_EbiDeInit (void)
	Deinitialize the EBI interface for accessing the onboard nandflash. More...

int	BSP_EbiInit (void)
	Initialize the EBI interface for accessing the onboard nandflash. More...

uint32_t	BSP_IOExpGetDeviceId (void)
	Get IO Expander Device id. More...

float	BSP_VoltageGet (void)
	Request AEM (Advanced Energy Monitoring) voltage from board controller. More...

Macro Definition Documentation

#define BSP_BCP_ACK 5

Generic ACK for one way packages

Definition at line 42 of file bsp_bcp.h.

#define BSP_BCP_CURRENT_REPLY 16

BC Response AEM current

Definition at line 46 of file bsp_bcp.h.

Referenced by BSP_CurrentGet().

#define BSP_BCP_CURRENT_REQ 14

EFM32 Request AEM current

Definition at line 45 of file bsp_bcp.h.

Referenced by BSP_CurrentGet().

#define BSP_BCP_ECHO_REPLY 11

BC alive response

Definition at line 44 of file bsp_bcp.h.

#define BSP_BCP_ECHO_REQ 10

EFM32 BC alive request

Definition at line 43 of file bsp_bcp.h.

#define BSP_BCP_ENERGYMODE 22

EFM32 Report Energy Mode (for AEM)

Definition at line 49 of file bsp_bcp.h.

#define BSP_BCP_FIRST 1

Smallest numerical value of message type

Definition at line 40 of file bsp_bcp.h.

Referenced by BSP_BccPacketReceive().

#define BSP_BCP_INVALID 0

Invalid packet received

Definition at line 38 of file bsp_bcp.h.

#define BSP_BCP_LAST 100

Last defined message type

Definition at line 57 of file bsp_bcp.h.

Referenced by BSP_BccPacketReceive().

#define BSP_BCP_MAGIC 0xF1

Magic byte to indicate start of packet

Definition at line 59 of file bsp_bcp.h.

Referenced by BSP_BccPacketReceive(), and BSP_BccPacketSend().

#define BSP_BCP_NET_REPLY 65

Net gateway reply packet

Definition at line 55 of file bsp_bcp.h.

#define BSP_BCP_NET_REQUEST 64

Net gateway request packet

Definition at line 54 of file bsp_bcp.h.

#define BSP_BCP_PACKET_SIZe 30

Max packet size for version 1 of the protocol.

Definition at line 68 of file bsp_bcp.h.

#define BSP_BCP_PACKET_SIZE 132

Max packet size for version 2 of the protocol.

Definition at line 92 of file bsp_bcp.h.

Referenced by BSP_BccPacketReceive().

#define BSP_BCP_STDERR 26

Debug packet (not used)

Definition at line 51 of file bsp_bcp.h.

#define BSP_BCP_STDOUT 24

Debug packet (not used)

Definition at line 50 of file bsp_bcp.h.

#define BSP_BCP_TEST 32

Reserved type for test

Definition at line 52 of file bsp_bcp.h.

#define BSP_BCP_TEST_REPLY 33

Reserved type for test (reply)

Definition at line 53 of file bsp_bcp.h.

#define BSP_BCP_VOLTAGE_REPLY 20

BC Response AEM voltage

Definition at line 48 of file bsp_bcp.h.

Referenced by BSP_VoltageGet().

#define BSP_BCP_VOLTAGE_REQ 18

EFM32 Request AEM voltage

Definition at line 47 of file bsp_bcp.h.

Referenced by BSP_VoltageGet().

Enumeration Type Documentation

enum BSP_Peripheral_TypeDef

Peripherals control structure for WSTK's with onboard I/O expander.

Enumerator
BSP_RS232_SHUTDOWN	Disable RS232
BSP_RS232_UART	UART control of RS232
BSP_RS232_LEUART	LEUART control of RS232
BSP_I2C	I2C interface
BSP_ETH	Ethernet
BSP_I2S	Audio I2S
BSP_TRACE	ETM Trace
BSP_TOUCH	Display touch interface
BSP_AUDIO_IN	Audio In
BSP_AUDIO_OUT	Audio Out
BSP_ANALOG_DIFF	Differential analog input
BSP_ANALOG_SE	Single ended analog input
BSP_MICROSD	MicroSD SPI interace
BSP_TFT	SSD2119 TFT controller
BSP_IOEXP_LEDS	LED control
BSP_IOEXP_SENSORS	Humidity & temperature sensor control
BSP_IOEXP_DISPLAY	Memory LCD control
BSP_IOEXP_VCOM	VCOM (virtual com port) control

Definition at line 143 of file bsp.h.

Function Documentation

int BSP_BccDeInit ( void )

Deinitialize board controller communication support (BCC) functionality. Reverse actions performed by BSP_BccInit().

Returns: BSP_STATUS_OK.

Definition at line 61 of file bsp_bcc.c.

References BSP_BccPinsEnable(), BSP_STATUS_OK, CMU_ClockEnable(), LEUART_Reset(), and USART_Reset().

int BSP_BccInit ( void )

Initialize board controller communication support (BCC) functionality.

Returns: BSP_STATUS_OK.

Definition at line 89 of file bsp_bcc.c.

References LEUART_Init_TypeDef::baudrate, BSP_BccPinsEnable(), BSP_STATUS_OK, CMU_ClockEnable(), CMU_ClockSelectSet(), cmuClock_GPIO, cmuClock_HFPER, cmuClock_LFB, LEUART_Init(), LEUART_INIT_DEFAULT, USART_InitAsync(), and USART_INITASYNC_DEFAULT.

bool BSP_BccPacketReceive ( BCP_Packet * pkt )

Get a packet from the board controller.

Parameters

[in] pkt Pointer to a BCP_Packet instance.

Returns: True if packet received without errors, false otherwise.

Definition at line 137 of file bsp_bcc.c.

References BSP_BCP_FIRST, BSP_BCP_LAST, BSP_BCP_MAGIC, BSP_BCP_PACKET_SIZE, BCP_Packet::magic, BCP_Packet::payloadLength, and BCP_Packet::type.

Referenced by BSP_CurrentGet(), and BSP_VoltageGet().

int BSP_BccPacketSend ( BCP_Packet * pkt )

Send a packet to the board controller.

Parameters

[in] pkt Pointer to a BCP_Packet instance.

Returns: BSP_STATUS_OK.

Definition at line 195 of file bsp_bcc.c.

References BSP_BCP_MAGIC, BSP_STATUS_OK, BCP_Packet::data, BCP_Packet::magic, BCP_Packet::payloadLength, BCP_Packet::reserved, and BCP_Packet::type.

Referenced by BSP_CurrentGet(), and BSP_VoltageGet().

void BSP_BccPinsEnable ( bool enable )

Enable GPIO pins for the USART/LEUART used for board communication.

Parameters

[in] enable Set to true to enable pins, set to false to disable.

Definition at line 230 of file bsp_bcc.c.

References GPIO_PinModeSet(), gpioModeDisabled, gpioModeInput, gpioModePushPull, LEUART_ROUTE_RXPEN, LEUART_ROUTE_TXPEN, USART_ROUTE_RXPEN, and USART_ROUTE_TXPEN.

Referenced by BSP_BccDeInit(), and BSP_BccInit().

float BSP_CurrentGet ( void )

Request AEM (Advanced Energy Monitoring) current from board controller.

Note: Assumes that BSP_Init() has been called with BSP_INIT_BCC bitmask.

Returns: The current expressed in milliamperes. Returns 0.0 on board controller communication error.

Definition at line 317 of file bsp_stk.c.

References BSP_BccPacketReceive(), BSP_BccPacketSend(), BSP_BCP_CURRENT_REPLY, BSP_BCP_CURRENT_REQ, BCP_Packet::data, BCP_Packet::payloadLength, and BCP_Packet::type.

int BSP_EbiDeInit ( void )

Deinitialize the EBI interface for accessing the onboard nandflash.

Note: This function is not relevant for Gxxx_STK's. This function is provided for API completeness, it does not perform an actual EBI deinitialization.