Serial Input-Output#
Modules#
Enumerations#
SIO-UART Events.
SIO-SPI bit width configurations.
SIO-SPI MSB/LSB first configurations.
SIO-UART bit length configurations.
SIO-UART parity configurations.
SIO-UART stop bit configurations.
Typedefs#
SIO-SPI configuration structure.
SIO-SPI Transfer structure.
SIO-I2S configuration structure.
SIO-I2S Transfer structure.
SIO-UART configuration structure.
SIO-I2S callback function pointer.
SIO-SPI callback function pointer.
SIO_UART callback function pointer.
SIO-I2C configuration structure.
Functions#
Initialize the SIO module.
Initialize the SIO-SPI module.
Initialize SIO SPI pins and clock.
Initialize SIO UART pins and clock.
Initialize SIO I2C pins and clock.
Assert the SIO SPI chip select.
De-assert the SIO SPI chip select.
Register the user callback function.
Un-register the user callback function.
Transfer the SIO SPI data.
Get the SIO version.
Initialize SIO-UART, i.e., set baud rate, parity, channel selection, stop bits, and data length.
Send the data over SIO-UART.
Send the data over SIO-UART in blocking mode.
Read data from UART.
Read data from UART in blocking mode.
Register the user callback function.
Write data using SIO-I2C.
Read data using SIO-I2C.
Transfer data using SIO-I2C.
Generate I2C start in SIO.
Generate I2C stop in SIO.
Un-register the user callback function.
Used when UART receive is done.
Configure pin detection mode to be considered for GPIO interrupt.
Match the pattern with data to be detected.
Generate the shift clock.
Select clock.
Shift the number of bits.
Enable/disable the flow control bit.
Load data to buffer in reverse order.
Enable the common swap interrupt.
Disable the common swap interrupt.
Mask the common swap interrupt.
Unmask the common swap interrupt.
Read the common swap interrupt status.
Enable the common shift interrupt.
Disable the common shift interrupt.
Mask the common shift interrupt.
Unmask the common shift interrupt.
Read the common shift interrupt status.
Select edge of the clock cycle for sampling bits.
Read SIO buffer register.
Write into SIO buffer register.
Macros#
SIO-SPI channel 0.
SIO-SPI channel 1.
SIO-SPI channel 2.
SIO-SPI channel 3.
SIO-SPI channel 4.
SIO-SPI channel 5.
SIO-SPI channel 6.
SIO-SPI channel 7.
Enumeration Documentation#
sl_sio_spi_event_t#
sl_sio_spi_event_t
SIO-SPI Events.
Enumerator | |
---|---|
SL_SIO_SPI_TX_DONE | SIO-SPI Transfer done event. |
SL_SIO_SPI_RX_DONE | SIO-SPI Receive done event. |
83
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_uart_event_t#
sl_sio_uart_event_t
SIO-UART Events.
Enumerator | |
---|---|
SL_SIO_UART_TX_DONE | SIO-UART transfer done event. |
SL_SIO_UART_RX_DONE | SIO-UART receive done event. |
SL_SIO_UART_PARITY_ERR | SIO-UART parity error. |
SL_SIO_UART_FRAMING_ERR | SIO-UART framing error. |
SL_SIO_UART_RECEIVE_CHAR | SIO-UART receive character. |
89
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_spi_mode_t#
sl_sio_spi_mode_t
SIO-SPI modes configurations.
Enumerator | |
---|---|
SL_SIO_SPI_MODE_0 | SIO-SPI mode 0. |
SL_SIO_SPI_MODE_3 | SIO-SPI mode 3. |
98
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_spi_bit_width_t#
sl_sio_spi_bit_width_t
SIO-SPI bit width configurations.
Enumerator | |
---|---|
SL_SIO_SPI_BIT_8 | SIO-SPI bit width 8. |
SL_SIO_SPI_BIT_16 | SIO-SPI bit width 16. |
104
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_spi_msb_lsb_t#
sl_sio_spi_msb_lsb_t
SIO-SPI MSB/LSB first configurations.
Enumerator | |
---|---|
SL_SIO_SPI_LSB_FIRST | SIO-SPI LSB first. |
SL_SIO_SPI_MSB_FIRST | SIO-SPI MSB first. |
110
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_spi_bit_length_t#
sl_sio_spi_bit_length_t
SIO-UART bit length configurations.
Enumerator | |
---|---|
SL_SIO_UART_BIT_8 | SIO-SPI bit length 8. |
SL_SIO_UART_BIT_16 | SIO-SPI bit length 16. |
116
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_spi_parity_t#
sl_sio_spi_parity_t
SIO-UART parity configurations.
Enumerator | |
---|---|
SL_SIO_UART_EVEN_PARITY | SIO-SPI even parity. |
SL_SIO_UART_ODD_PARITY | SIO-SPI odd parity. |
122
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_spi_stop_bit_t#
sl_sio_spi_stop_bit_t
SIO-UART stop bit configurations.
Enumerator | |
---|---|
SL_SIO_UART_STOP_BIT_1 | SIO-UART stop bit 1. |
SL_SIO_UART_STOP_BIT_2 | SIO-UART stop bit 2. |
128
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
Typedef Documentation#
sl_sio_spi_config_t#
typedef stc_sio_spi_cfg_t sl_sio_spi_config_t
SIO-SPI configuration structure.
61
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_spi_xfer_config_t#
typedef stc_sio_spi_xfer_t sl_sio_spi_xfer_config_t
SIO-SPI Transfer structure.
62
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_i2s_config_t#
typedef stc_sio_i2s_config_t sl_sio_i2s_config_t
SIO-I2S configuration structure.
63
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_i2s_xfer_config_t#
typedef stc_sio_i2s_xfer_t sl_sio_i2s_xfer_config_t
SIO-I2S Transfer structure.
64
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_uart_config_t#
typedef stc_sio_uart_config_t sl_sio_uart_config_t
SIO-UART configuration structure.
65
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_i2s_callback_t#
typedef sio_i2s_func_ptr_t sl_sio_i2s_callback_t
SIO-I2S callback function pointer.
66
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_spi_callback_t#
typedef sio_Spi_func_ptr_t sl_sio_spi_callback_t
SIO-SPI callback function pointer.
67
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_uart_callback_t#
typedef sio_Uart_func_ptr_t sl_sio_uart_callback_t
SIO_UART callback function pointer.
68
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_sio_i2c_config_t#
typedef stc_sio_i2c_config_t sl_sio_i2c_config_t
SIO-I2C configuration structure.
69
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
Function Documentation#
sl_si91x_sio_init#
sl_status_t sl_si91x_sio_init (void )
Initialize the SIO module.
[in] |
It initializes the SIO GPIO's and enables the SIO module clock. Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_FAIL (0x0001) - Fail, SIO initialization failed
SL_STATUS_OK (0x0000) - Success, SIO initialization successful
200
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_spi_init#
sl_status_t sl_si91x_sio_spi_init (sl_sio_spi_config_t * configuration)
Initialize the SIO-SPI module.
[in] | configuration | - Pointer to SIO-SPI configuration structure sl_sio_spi_config_t |
It configures the SPI mode, bit length, bit order, SIO frequency, and the SIO channels for the SPI transfer lines.
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success, SPI initialization done properly
216
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_spi_pin_initialization#
sl_status_t sl_si91x_sio_spi_pin_initialization (sl_sio_spi_t * sio_spi_init)
Initialize SIO SPI pins and clock.
[in] | sio_spi_init | : Pointer to the structure of type sl_sio_spi_t |
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_OK - Success
SL_STATUS_NULL_POINTER - The parameter is a null pointer
226
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_pin_initialization#
sl_status_t sl_si91x_sio_uart_pin_initialization (sl_sio_uart_t * sio_uart_init)
Initialize SIO UART pins and clock.
[in] | sio_uart_init | : Pointer to the structure of type sl_sio_uart_t |
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_OK - Success
SL_STATUS_NULL_POINTER - The parameter is a null pointer
236
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_i2c_pin_initialization#
sl_status_t sl_si91x_sio_i2c_pin_initialization (sl_sio_i2c_t * sio_i2c_init)
Initialize SIO I2C pins and clock.
[in] | sio_i2c_init | : Pointer to the structure of type sl_sio_i2c_t |
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_OK - Success
SL_STATUS_NULL_POINTER - The parameter is a null pointer
246
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_spi_cs_assert#
sl_status_t sl_si91x_sio_spi_cs_assert (uint8_t chip_select_num)
Assert the SIO SPI chip select.
[in] | chip_select_num | - Chip select number (0 to 7) |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success
260
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_spi_cs_deassert#
sl_status_t sl_si91x_sio_spi_cs_deassert (uint8_t chip_select_num)
De-assert the SIO SPI chip select.
[in] | chip_select_num | - Chip select number (0 to 7) |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success
276
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_spi_register_event_callback#
sl_status_t sl_si91x_sio_spi_register_event_callback (sl_sio_spi_callback_t callback_event)
Register the user callback function.
[in] | callback_event | - Pointer to the function sl_sio_spi_callback_t which needs to be called at the time of interrupt. |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_OK (0x0000) - Success
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_BUSY (0x0004) - Driver is busy
291
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_spi_unregister_event_callback#
void sl_si91x_sio_spi_unregister_event_callback (void )
Un-register the user callback function.
[in] |
Returns
none
302
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_spi_transfer#
sl_status_t sl_si91x_sio_spi_transfer (sl_sio_spi_xfer_config_t * xfer_config)
Transfer the SIO SPI data.
[in] | xfer_config | - Pointer to SIO-SPI transfer configuration structure sl_sio_spi_xfer_config_t |
It is used to make the SIO-SPI transfer in non-blocking mode.
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success
319
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_get_version#
sl_sio_version_t sl_si91x_sio_get_version (void )
Get the SIO version.
[in] |
Returns
returns structure of type sl_sio_version_t
326
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_init#
sl_status_t sl_si91x_sio_uart_init (sl_sio_uart_config_t * configuration)
Initialize SIO-UART, i.e., set baud rate, parity, channel selection, stop bits, and data length.
[in] | configuration | - Pointer to SIO-UART configuration structure sl_sio_uart_config_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success, UART initialization done properly
341
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_send#
sl_status_t sl_si91x_sio_uart_send (const void * buffer, uint16_t length)
Send the data over SIO-UART.
[in] | buffer | - data pointer to send |
[in] | length | - data length |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success
356
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_send_blocking#
sl_status_t sl_si91x_sio_uart_send_blocking (const void * buffer, uint16_t length)
Send the data over SIO-UART in blocking mode.
[in] | buffer | - data pointer to send |
[in] | length | - number of bytes to send |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success
372
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_read#
sl_status_t sl_si91x_sio_uart_read (void * data_buffer, uint16_t num_bytes)
Read data from UART.
[in] | data_buffer | - data buffer pointer to read |
[in] | num_bytes | - number of bytes read |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success
388
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_read_blocking#
sl_status_t sl_si91x_sio_uart_read_blocking (void * data_buffer, uint16_t num_bytes)
Read data from UART in blocking mode.
[in] | data_buffer | - data buffer pointer to read |
[in] | num_bytes | - number of bytes read |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0x0000) - Success
405
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_register_event_callback#
sl_status_t sl_si91x_sio_uart_register_event_callback (sl_sio_uart_callback_t callback_event)
Register the user callback function.
[in] | callback_event | - Pointer to the function sl_sio_uart_callback_t which needs to be called at the time of interrupt. |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_OK (0x0000) - Success
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_BUSY (0x0004) - Driver is busy
420
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_i2c_write#
sl_status_t sl_si91x_sio_i2c_write (stc_sio_i2c_config_t * configuration, uint8_t address, uint8_t * data, uint16_t length)
Write data using SIO-I2C.
[in] | configuration | - pointer to the I2C configuration structure stc_sio_i2c_config_t in SIO module |
[in] | address | - slave address |
[in] | data | - pointer to the data |
[in] | length | - data length |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0X000) - Success
438
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_i2c_read#
sl_status_t sl_si91x_sio_i2c_read (stc_sio_i2c_config_t * configuration, uint8_t address, uint8_t * data, uint16_t length)
Read data using SIO-I2C.
[in] | configuration | - pointer to the I2C configuration structure stc_sio_i2c_config_t in SIO module |
[in] | address | - slave address |
[in] | data | - pointer to the data |
[in] | length | - data length |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0X000) - Success
461
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_i2c_transfer#
sl_status_t sl_si91x_sio_i2c_transfer (stc_sio_i2c_config_t * configuration, uint8_t address, uint8_t * tx_buffer, uint16_t tx_length, uint8_t * rx_buffer, uint16_t rx_length)
Transfer data using SIO-I2C.
[in] | configuration | - Pointer to the I2C configuration structure stc_sio_i2c_config_t in SIO module |
[in] | address | - Slave address |
[in] | tx_buffer | - Pointer to the data transmit buffer |
[in] | tx_length | - TX data length |
[in] | rx_buffer | - Pointer to the data receive buffer |
[in] | rx_length | - RX data length |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0X000) - Success
482
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_i2c_generate_start#
void sl_si91x_sio_i2c_generate_start (void )
Generate I2C start in SIO.
[in] |
Pre-conditions:
Returns
none
497
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_i2c_generate_stop#
void sl_si91x_sio_i2c_generate_stop (void )
Generate I2C stop in SIO.
[in] |
Pre-conditions:
Returns
none
510
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_unregister_event_callback#
void sl_si91x_sio_uart_unregister_event_callback (void )
Un-register the user callback function.
[in] |
Pre-conditions:
Returns
none
522
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_uart_rx_done#
void sl_si91x_sio_uart_rx_done (void )
Used when UART receive is done.
[in] |
Pre-conditions:
Returns
none
535
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_configure_interrupt#
sl_status_t sl_si91x_sio_configure_interrupt (en_sio_channels_t channel, interrupt_flag_t flag)
Configure pin detection mode to be considered for GPIO interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
[in] | flag | - GPIO interrupt generated interrupt_flag_t
|
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0X000) - Success
554
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_match_pattern#
sl_status_t sl_si91x_sio_match_pattern (en_sio_channels_t channel, pattern_match_t pattern, uint8_t slice, uint32_t slice_pattern)
Match the pattern with data to be detected.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
[in] | pattern | - Pattern match bit to be enabled for pattern match to take place pattern_match_t
|
[in] | slice | - Slice number (0,1,2,8,9,10) to select |
[in] | slice_pattern | - Pattern to match for selected slice |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0X000) - Success
573
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_shift_clock#
sl_status_t sl_si91x_sio_shift_clock (uint32_t divider, en_sio_channels_t channel)
Generate the shift clock.
[in] | divider | - Desired clock frequency configuration |
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is a null pointer
SL_STATUS_OK (0X000) - Success
591
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_select_clock#
sl_status_t sl_si91x_sio_select_clock (en_sio_channels_t channel, clock_type_t clock)
Select clock.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
[in] | clock | - Clock used for shift operations clock_type_t
|
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
611
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_position_counter#
sl_status_t sl_si91x_sio_position_counter (en_sio_channels_t channel, uint32_t data_shift)
Shift the number of bits.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
[in] | data_shift | - Number of shifts to happen before reloading register with data. Value to be set = (total no. of valid bits in shift register/ no. of bits per shift) - 1 |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
627
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_control_flow#
sl_status_t sl_si91x_sio_control_flow (en_sio_channels_t channel, flow_control_t flow_control)
Enable/disable the flow control bit.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
[in] | flow_control | - It decides whether to continue data shifting based on data present in shift register validation flow_control_t
|
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
645
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_reverse_load#
sl_status_t sl_si91x_sio_reverse_load (en_sio_channels_t channel, reverse_load_t reverse)
Load data to buffer in reverse order.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
[in] | reverse | - If data to be shifted out MSB first, it is to be set reverse_load_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
660
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_set_interrupt#
sl_status_t sl_si91x_sio_set_interrupt (en_sio_channels_t channel)
Enable the common swap interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
674
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_clear_interrupt#
sl_status_t sl_si91x_sio_clear_interrupt (en_sio_channels_t channel)
Disable the common swap interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
691
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_mask_interrupt#
sl_status_t sl_si91x_sio_mask_interrupt (en_sio_channels_t channel)
Mask the common swap interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
705
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_unmask_interrupt#
sl_status_t sl_si91x_sio_unmask_interrupt (en_sio_channels_t channel)
Unmask the common swap interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
719
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_get_interrupt_status#
uint32_t sl_si91x_sio_get_interrupt_status (void )
Read the common swap interrupt status.
[in] |
Pre-conditions:
Returns
returns interrupt status
729
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_set_shift_interrupt#
sl_status_t sl_si91x_sio_set_shift_interrupt (en_sio_channels_t channel)
Enable the common shift interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
743
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_clear_shift_interrupt#
sl_status_t sl_si91x_sio_clear_shift_interrupt (en_sio_channels_t channel)
Disable the common shift interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
757
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_mask_shift_interrupt#
sl_status_t sl_si91x_sio_mask_shift_interrupt (en_sio_channels_t channel)
Mask the common shift interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
771
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_unmask_shift_interrupt#
sl_status_t sl_si91x_sio_unmask_shift_interrupt (en_sio_channels_t channel)
Unmask the common shift interrupt.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
785
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_shift_interrupt_status#
uint32_t sl_si91x_sio_shift_interrupt_status (void )
Read the common shift interrupt status.
[in] | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns shift interrupt status
795
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_edge_select#
sl_status_t sl_si91x_sio_edge_select (en_sio_channels_t channel, edge_select_t edge_sel)
Select edge of the clock cycle for sampling bits.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
[in] | edge_sel | - Select the edge for bit sample to start edge_select_t
|
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
812
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_read_buffer#
uint32_t sl_si91x_sio_read_buffer (en_sio_channels_t channel)
Read SIO buffer register.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
Pre-conditions:
Returns
returns data from buffer
825
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
sl_si91x_sio_write_buffer#
sl_status_t sl_si91x_sio_write_buffer (en_sio_channels_t channel, uint32_t data)
Write into SIO buffer register.
[in] | channel | - SIO channel to be selected en_sio_channels_t |
[in] | data | - Data to be written to buffer |
Pre-conditions:
Returns
returns status 0 if successful, else error code as follows:
SL_STATUS_INVALID_PARAMETER (0x0021) - The parameter is an invalid argument
SL_STATUS_NULL_POINTER (0x0022n) - The parameter is null pointer
SL_STATUS_OK (0X000) - Success
843
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
Macro Definition Documentation#
SL_SIO_CH_0#
#define SL_SIO_CH_0Value:
0
SIO-SPI channel 0.
52
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
SL_SIO_CH_1#
#define SL_SIO_CH_1Value:
1
SIO-SPI channel 1.
53
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
SL_SIO_CH_2#
#define SL_SIO_CH_2Value:
2
SIO-SPI channel 2.
54
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
SL_SIO_CH_3#
#define SL_SIO_CH_3Value:
3
SIO-SPI channel 3.
55
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
SL_SIO_CH_4#
#define SL_SIO_CH_4Value:
4
SIO-SPI channel 4.
56
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
SL_SIO_CH_5#
#define SL_SIO_CH_5Value:
5
SIO-SPI channel 5.
57
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
SL_SIO_CH_6#
#define SL_SIO_CH_6Value:
6
SIO-SPI channel 6.
58
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h
SL_SIO_CH_7#
#define SL_SIO_CH_7Value:
7
SIO-SPI channel 7.
59
of file components/device/silabs/si91x/mcu/drivers/unified_api/inc/sl_si91x_sio.h