Common APIs#

buffer_addr#

uint8_t* buffer_addr

Initialize WiSeConnect driver. This is a non-blocking API. Designate memory to all driver components from the buffer provided by the application. ...........Initilize Scheduler, Events, and Queues needed.

Returns

• Success - Returns the memory used, which is less than or equal to buffer length provided.
  Failure - Non-Zero values
  

          **RSI_ERROR_TIMEOUT**         -    If UART initialization fails in SPI / UART mode   \n
  
          **RSI_ERROR_INVALID_PARAM**   -    If maximum sockets is greater than 10
  

rsi_common_get_status#

int32_t rsi_common_get_status (void )

Return the common control block status. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

Note

• Precondition - rsi_device_init() API should be called before this API

rsi_common_set_status#

void rsi_common_set_status (int32_t status)

Set the common control block status. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

rsi_driver_init#

int32_t rsi_driver_init (uint8_t * buffer, uint32_t length)

rsi_wireless_init#

int32_t rsi_wireless_init (uint16_t opermode, uint16_t coex_mode)

Configure the WLAN/Coex operating mode and also configures features based on bitmaps available in rsi_wlan_config.h. In case of failure, appropriate error code is returned to the application. Default configurations (for reference) are available in rsi_wlan_common_config.h. Based on the features required for a specific example, modify the rsi_wlan_config.h provided in the respective example folder. For more information about the bitmaps, refer Opermode-Parameters This is a blocking API.

• rsi_device_init() API needs to be called before this API.

Note

• Precondition - rsi_device_init() API needs to be called before this API

• WLAN operating mode 1 - WiFi-Direct mode is not supported.

• Coex modes are supported only in 384K memory configuration.

• Coex mode 4(Bluetooth classic), 8 (Dual mode), and 12(BLE mode) are not supported.

• To achieve the same functionality, use coex mode 5, 9, and 13 respectively instead of coex mode 4, 8, and 12.

Returns

• 0 - Success
  

• Non-Zero Value - Failure (Possible Error Codes - 0x0021,0x0025,0xFF73,0x002C,0xFF6E,0xFF6F, 0xFF70,0xFFC5)
  

Note

• Refer to Error Codes for the description of above error codes.

rsi_cmd_uart_flow_ctrl#

int32_t rsi_cmd_uart_flow_ctrl (uint8_t uartflow_en)

Enable or disable UART flow control. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

Note

• Hardware flow control feature is not supported in Auto-Join/Auto-Create mode.
  In such a case, the feature has to be enabled separately.

rsi_cmd_to_wr_comm_flash#

int32_t rsi_cmd_to_wr_comm_flash (uint32_t wr_addr, uint8_t * write_data, uint16_t wr_data_len, uint8_t flash_sector_erase_enable)

To write content on TA flash from M4. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

rsi_cmd_m4_ta_secure_handshake#

int32_t rsi_cmd_m4_ta_secure_handshake (uint8_t sub_cmd_type, uint8_t input_len, uint8_t * input_data, uint8_t output_len, uint8_t * output_data)

Secure handshake. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

rsi_wireless_deinit#

int32_t rsi_wireless_deinit (void )

Resets the module to a state that was before execution of rsi_wireless_init To choose the new configuration(operating mode) rsi_wireless_init() API needs to be called after this API. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure (Possible Error Codes - 0xfffffffe, 0xfffffffd, 0xfffffffc)
  

Note

• To restart the RS9116W module from the host, the application needs to call rsi_driver_deinit() followed by rsi_driver_init() and rsi_device_init(). For OS cases, additionally needs to call rsi_task_destroy(driver_task_handle) to delete the driver task before calling rsi_driver_deinit() and should create again, after rsi_device_init() using rsi_task_create()

• Refer to Error Codes for the description of above error codes.
  

rsi_wireless_antenna#

int32_t rsi_wireless_antenna (uint8_t type, uint8_t gain_2g, uint8_t gain_5g)

Select antenna type on the device. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure (Possible Error Codes - 0xfffffffc, 0x0025, 0x002C)
  

Note

• Precondition - rsi_wlan_radio_init API needs to be called before this API.

• Refer to Error Codes for the description of above error codes.

rsi_send_feature_frame_dyn#

int32_t rsi_send_feature_frame_dyn (uint32_t feature_enables)

Select internal or external RF type, clock frequency and to pass Feature enables dynamically. This is a blocking API.

Returns

• 0 - Success
  

• Negative Value - Failure (Possible Error Codes -0xfffffffe, 0xfffffffd, 0xfffffffc, 0x0021, 0xFF74)
  

Note

• Precondition - rsi_wireless_init() API needs to be called before this API.
  

• Refer to Error Codes for the description of above error codes.

rsi_send_feature_frame#

int32_t rsi_send_feature_frame (void )

Select internal or external RF type and clock frequency.
This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure (Possible Error Codes - 0xfffffffe, 0xfffffffd, 0xfffffffc, 0x0021, 0xFF74)
  If return value is less than 0
  

Note

• Precondition - rsi_wireless_init API needs to be called before this API.

• Refer to Error Codes for the description of above error codes.

rsi_get_fw_version#

int32_t rsi_get_fw_version (uint8_t * response, uint16_t length)

Get firmware version present in the device. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure (Possible Error Codes - 0xfffffffd, 0xfffffffc, 0xfffffffa, 0x0021, 0x0025, 0x002c)
  

Note

• Refer to Error Codes for the description of above error codes.

rsi_get_module_type#

int32_t rsi_get_module_type (uint8_t * response)

Get module type. This is a blocking API.

• Need to call after the device initialization, rsi_device_init API

Returns

• 0 - Success
  Non-Zero Value - Failure
  If return value is less than 0
  -3: Command given in wrong state
  -4: Buffer not available to serve the command
  -6: Insufficient input buffer given
  If return value is greater than 0
  0x0021, 0x0025, 0x002c

Note

• Refer to Error Codes section for above error codes Error Codes .

rsi_common_debug_log#

int32_t rsi_common_debug_log (int32_t assertion_type, int32_t assertion_level)

Debug prints on UART interfaces 1 and 2. Host can get 5 types of debug prints based on the assertion level and assertion type. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero value - Failure (Possible Error Codes - 0xfffffffe)
  

Note

• Refer to Error Codes for the description of above error codes.

• To minimize the debug prints host is supposed to give the same API with assertion type and assertion level as 0.

• Baud rate for UART 2 on host application side should be 460800.

• Enable few feature bit maps for getting debug logs on UART:
  (#define RSI_CUSTOM_FEATURE_BIT_MAP FEAT_CUSTOM_FEAT_EXTENTION_VALID) and
  (#define RSI_EXT_CUSTOM_FEATURE_BIT_MAP EXT_FEAT_UART_SEL_FOR_DEBUG_PRINTS)

rsi_switch_proto#

int32_t rsi_switch_proto (uint8_t type, void(*)(uint16_t mode, uint8_t *bt_disabled_status) callback, mode, bt_disabled_status)

To enable or disable BT. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure (Possible Error Codes - 0xFF)

Note

• Refer to Error Codes for the description of above error codes.

rsi_wireless_driver_task#

void rsi_wireless_driver_task (void )

Handles driver events. Called in application main loop for non-OS platforms.
With OS, this is a blocking API and without OS this API is a non-blocking API.

Returns

• None

rsi_driver_deinit#

int32_t rsi_driver_deinit (void )

De-Initialize driver components by clearing all the memory given for driver operations through rsi_driver_init() API. With OS case, you need to take care of OS variables initialized in rsi_driver_init(). This API must be called by the thread/task/master thread that it is not dependent on the OS variables allocated/initialized in rsi_driver_init() API.
This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

Note

• Precondition - rsi_driver_init API needs to be called before this API.

rsi_destroy_driver_task_and_driver_deinit#

int32_t rsi_destroy_driver_task_and_driver_deinit (rsi_task_handle_t * task_handle)

In OS case, delete driver task before calling rsi_driver_deinit() API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

Note

• Precondition - rsi_driver_init API needs to be called before this API.

rsi_driver_version#

int32_t rsi_driver_version (uint8_t * request)

Get current driver version. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

rsi_set_rtc_timer#

int32_t rsi_set_rtc_timer (module_rtc_time_t * timer)

Set the host rtc timer. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure
  

Note

• Precondition - rsi_wireless_init() API needs to be called before this API

• Hour is 24-hour format only (valid values are 0 to 23). Valid values for Month are 0 to 11 (January to December).

rsi_get_ram_log#

int32_t rsi_get_ram_log (uint32_t addr, uint32_t length)

Get ram log on UART/UART2. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure (Possible Error Codes - 0xfffffffe, 0xfffffffd, 0x0021, 0x003E)
  

Note

• rsi_wireless_init() needs to be called before this API.

• Refer to Error Codes for the description of above error codes.

rsi_driver_memory_estimate#

int32_t rsi_driver_memory_estimate (void )

Provide the memory required by the application. This is a non-blocking API.

Returns

• Driver pool size

rsi_uregister_events_callbacks#

void rsi_uregister_events_callbacks (void(*)(uint32_t event_num) callback_handler_ptr)

De-register event handler for the given event. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value- Failure
  

rsi_register_wait_timeout_error_callbacks#

void rsi_register_wait_timeout_error_callbacks (void(*)(int32_t status, uint32_t cmd_type) callback_handler_ptr, cmd_type)

Register SAPI wait timeout handler. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero - Failure
  

rsi_get_rtc_timer#

int32_t rsi_get_rtc_timer (module_rtc_time_t * response)

Fetch current time from hardware Real Time Clock. This is a blocking API.

• rsi_set_rtc_timer() API needs to be called before this API. Also this API needs to be called only after rsi_wlan_scan() API or rsi_wlan_radio_init() API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure (Possible Error Codes - 0x0021, 0x0025)
  
  

Note

• Precondition - rsi_set_rtc_timer() API needs to be called before this API.
  rsi_wlan_scan() API or rsi_wlan_radio_init() API needs to be called before this API.

• Hour is 24-hour format only (valid values are 0 to 23). Valid values for Month are 0 to 11 (January to December).

• Refer to Error Codes for the description of above error codes.

rsi_set_config#

int32_t rsi_set_config (uint32_t code, uint8_t value)

Configure XO Ctune value from host.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

rsi_ecdsa_256_verify_hash#

int32_t rsi_ecdsa_256_verify_hash (uint8_t * signature, uint16_t signature_length, uint8_t * digest, uint16_t digest_length, uint8_t * key, uint16_t key_length)

Verifies ECDSA 256 digital signature. This is a blocking API.

Returns

• 0 - Success
  Non-Zero Value - Failure

Note

• Refer Error Codes section for above error codes Error Codes.

rsi_assert#

int32_t rsi_assert (void )

Trigger an assert. This is a blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

rsi_gpio_pininit#

int32_t rsi_gpio_pininit (uint8_t gpio_type, uint8_t pin_num, uint8_t configuration)

Configure TA GPIOs from host. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

Note

• It is not recommended to configure ULP_GPIO_6 as it is used for WoW feature

• You need to define the CONFIGURE_GPIO_FROM_HOST to enable this API

rsi_gpio_writepin#

int32_t rsi_gpio_writepin (uint8_t gpio_type, uint8_t pin_num, uint8_t value)

Drive the module GPIOs high or low from host. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure
  

Note

• It is not recommended to configure ULP_GPIO_6 as it is used for WoW feature

• You need to define the CONFIGURE_GPIO_FROM_HOST to enable this API

rsi_gpio_readpin#

int32_t rsi_gpio_readpin (uint8_t gpio_type, uint8_t pin_num, uint8_t * gpio_value)

Read status of TA GPIOs from host. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure
  

Note

• It is not recommended to configure ULP_GPIO_6 as it is used for WoW feature.

• You need to define the CONFIGURE_GPIO_FROM_HOST to enable this API.

rsi_gpio_read#

int32_t rsi_gpio_read (uint8_t gpio_num)

Read status of NWP GPIOs from host. This is a non-blocking API.

Returns

• 0 - Status of NWP GPIO is LOW
  

• 1 - status of NWP GPIO is HIGH
  

• Non-Zero Value (< 0) - Failure
  

rsi_gpio_write#

int32_t rsi_gpio_write (uint8_t gpio_num, uint8_t write)

Drive the NWP GPIOs from host. This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure
  

Note

• You need to define the CONFIGURE_GPIO_FROM_HOST to enable this API

rsi_set_region#

int32_t rsi_set_region (void )

set/change the region on user based configuration

Returns

• 0 - Success
  Non-Zero Value - Failure

rsi_device_init#

int32_t rsi_device_init (uint8_t select_option)

Power cycle the module and set the firmware image type to be loaded. This is a blocking API.

Returns

• Non-Zero Value - Failure

Note

• Precondition - rsi_driver_init() must be called before this API.

• Add the ENABLE_POC_IN_TOGGLE macro in the preprocessor to enable toggling of the POC_IN pin if it is controlled by the host to power cycle the module. For STM32 and EFM32 hosts, pins have been configured to drive the POC_IN pin. For EFR32, a pin has to be configured by the user to drive the POC_IN pin.
  

Returns

• Success - RSI_SUCCESS
  

• Failure - Non-Zero Value

rsi_device_deinit#

int32_t rsi_device_deinit (void )

De-Initialize the module and reset the module.
Reset is driven to the module by asserting the reset pin for some duration and releasing it.
This is a non-blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

rsi_get_intr_status#

uint8_t rsi_get_intr_status ( NA)

Get the interrupt status.

Returns

• 1 - when there is an interrupt
  

• 0 - when there is no interrupt

rsi_bl_upgrade_firmware#

int16_t rsi_bl_upgrade_firmware (uint8_t * firmware_image, uint32_t fw_image_size, uint8_t flags)

Upgrade the firmware in the module from the host. The firmware file is given in chunks to this API.
Each chunk must be a multiple of 4096 bytes unless it is the last chunk.
This is blocking API.

Note

• In rsi_bootloader_instructions() API, by default the RSI_HAL_MAX_WR_BUFF_LEN macro (Max supported write buffer size) is 4096 bytes. You can reduce this buffer size (minimum value of 1600 bytes is expected) as per HAL memory availability at the cost of the increase in execution time of this API.
  This macro can be configured in rsi_user.h file.
  Example: uint8_t dummy[RSI_HAL_MAX_WR_BUFF_LEN];

• For safe firmware upgrade via the bootloader,
  it will take approx. 65 sec duration for upgrading the firmware of 1.5 MB file.

• For fast firmware upgrade via the bootloader,
  it will take approx. 35 sec duration for upgrading the firmware of 1.5 MB file.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

rsi_get_ram_dump#

int32_t rsi_get_ram_dump (uint32_t addr, uint16_t length, uint8_t * buf)

Get RAM dump. This is blocking API.

Returns

• 0 - Success
  

• Non-Zero Value - Failure

Note

• Precondition - rsi_wireless_init() API needs to be called before this API.