winc1500/host_drv/bus_wrapper/source/nm_bus_wrapper_samd21.c File Reference

This module contains NMC1000 bus wrapper APIs implementation.

Copyright (c) 2016-2021 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 "asf.h"
#include "conf_winc.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 (void *pvinit)
sint8	nm_bus_ioctl (uint8 u8Cmd, void *pvParameter)
sint8	nm_bus_reinit (void *config)

Variables
tstrNmBusCapabilities	egstrNmBusCapabilities

#define NM_BUS_MAX_TRX_SZ   256

sint8 nm_bus_deinit

(

void

)

De-initialize the bus wrapper.

Returns

ZERO in case of success and M2M_ERR_BUS_FAIL in case of failure

References port_config::direction, dma_free(), i2c_master_disable(), i2c_master_instance, port_config::input_pull, M2M_SUCCESS, master, nm_bsp_deinit(), port_get_config_defaults(), PORT_PIN_DIR_INPUT, PORT_PIN_PULL_NONE, port_pin_set_config(), result, and spi_disable().

sint8 nm_bus_init

(

void *

pvinit

)

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(), 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.

sint8 nm_bus_ioctl	(	uint8	u8Cmd,
		void *	pvParameter
	)

References M2M_ERR, NM_BUS_IOCTL_R, NM_BUS_IOCTL_RW, NM_BUS_IOCTL_W, NM_BUS_IOCTL_W_SPECIAL, tstrNmI2cDefault::pu8Buf, tstrNmI2cSpecial::pu8Buf1, tstrNmI2cSpecial::pu8Buf2, tstrNmSpiRw::pu8InBuf, tstrNmSpiRw::pu8OutBuf, tstrNmI2cDefault::u16Sz, tstrNmSpiRw::u16Sz, tstrNmI2cSpecial::u16Sz1, and tstrNmI2cSpecial::u16Sz2.

sint8 nm_bus_reinit

(

void *

config

)

References M2M_SUCCESS.

tstrNmBusCapabilities egstrNmBusCapabilities

Initial value:

=
{
    NM_BUS_MAX_TRX_SZ
}