winc3400/wifi_drv/bus_wrapper/source/nm_bus_wrapper_samd21.c File Reference

This module contains WINC3400 bus wrapper APIs implementation.

Copyright (c) 2017-2021 Microchip Technology Inc. and its subsidiaries.

#include <stdio.h>
#include "bsp/include/nm_bsp.h"
#include "common/include/nm_common.h"
#include "bus_wrapper/include/nm_bus_wrapper.h"
#include "spi.h"
#include "port.h"
#include "conf_winc.h"
#include <asf.h>

Macros
#define	NM_BUS_MAX_TRX_SZ   256

Functions
sint8	nm_bus_deinit (void)
	De-initialize the bus wrapper. More...
sint8	nm_bus_init (uint8 *pvinit, uint32 req_serial_number)
sint8	nm_bus_ioctl (uint8 u8Cmd, void *pvParameter)
sint8	nm_bus_reinit (void *config)

Variables
tstrNmBusCapabilities	egstrNmBusCapabilities

#define NM_BUS_MAX_TRX_SZ   256

nm_bus_deinit

(

void

)

De-initialize the bus wrapper.

Returns

ZERO in case of success and M2M_ERR_BUS_FAIL in case of failure

Referenced by nm_bus_iface_deinit().

sint8 nm_bus_init	(	uint8 *	pvinit,
		uint32	req_serial_number
	)

References spi_master_config::baudrate, i2c_master_config::buffer_timeout, dma_add_descriptor(), dma_allocate(), DMA_CALLBACK_TRANSFER_DONE, dma_descriptor_get_config_defaults(), dma_enable_callback(), dma_get_config_defaults(), dma_register_callback(), DMA_TRIGGER_ACTION_BEAT, i2c_master_enable(), i2c_master_get_config_defaults(), i2c_master_init(), i2c_master_instance, M2M_ERR_BUS_FAIL, M2M_SUCCESS, master, spi_config::master, spi_config::master_slave_select_enable, spi_config::mode_specific, spi_config::mux_setting, nm_bsp_reset(), nm_bsp_sleep(), dma_resource_config::peripheral_trigger, spi_config::pinmux_pad0, spi_config::pinmux_pad1, spi_config::pinmux_pad2, spi_config::pinmux_pad3, result, slave_inst, spi_attach_slave(), spi_enable(), spi_get_config_defaults(), spi_init(), spi_slave_inst_get_config_defaults(), spi_slave_inst_config::ss_pin, STATUS_OK, and dma_resource_config::trigger_action.

Referenced by nm_bus_iface_init().

sint8 nm_bus_ioctl	(	uint8	u8Cmd,
		void *	pvParameter
	)

sint8 nm_bus_reinit

(

void *

config

)

tstrNmBusCapabilities egstrNmBusCapabilities

Initial value:

=
{
    NM_BUS_MAX_TRX_SZ
}

Referenced by nm_read_block(), and nm_write_block().