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contiki/platform/zoul/firefly/board.h

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/*
* Copyright (c) 2012, Texas Instruments Incorporated - http://www.ti.com/
* Copyright (c) 2015, Zolertia
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* \addtogroup zoul-platforms
* @{
*
* \defgroup firefly Firefly platform
*
* The Zolertia Firefly is the most down-to-core development platform, exposing
* the Zoul core functionalities and features, with a slick design to allow a
* flexible and easier user experience.
*
* Defines related to the Firefly platform: a Zoul-based breakout board
*
* This file provides connectivity information on LEDs, Buttons, UART and
* other peripherals
*
* This file can be used as the basis to configure other platforms using the
* cc2538 SoC.
* @{
*
* \file
* Header file with definitions related to the I/O connections on the Zolertia's
* Firefly platform, Zoul-based
*
* \note Do not include this file directly. It gets included by contiki-conf
* after all relevant directives have been set.
*/
#ifndef BOARD_H_
#define BOARD_H_
#include "dev/gpio.h"
#include "dev/nvic.h"
/*---------------------------------------------------------------------------*/
/** \name Connector headers
*
* The Firefly features two 2.54 mm header rows over which exposes the following
* pins (facing up, Zolertia logo above and Micro-USB connector below):
* -----------------------------+---+---+--------------------------------------
* PIN_NAME |JP3|JP2| PIN_NAME
* -----------------------------+---+---+--------------------------------------
* PB5/CC1200.CS |-01|01-| LED1/PD5
* PB2/SPI0.SCLK/CC1200.SCLK |-02|02-| LED2/PD4
* PB1/SPIO0.MOSI/CC1200.MOSI |-03|03-| LED3/PD3
* PB3/SPIO0.MISO/CC1200.MISO |-04|04-| PD2
* PB3/CC1200.GPIO0 |-05|05-| PD1
* PC0/UART1.TX |-06|06-| PD0
* PC1/UART1.RX |-07|07-| AIN7/PA7
* PC2/I2C.SDA |-08|08-| AIN6/PA6
* PC3/I2C.SCL |-09|09-| ADC1/AIN5/PA5
* PC4/SPI1.SCLK |-10|10-| ADC2/AIN4/PA4
* PC5/SPI1.MOSI |-11|11-| BUTTON.USER/PA3
* PC6/SPI1.MISO |-12|12-| ADC3/AIN2/PA2
* USB.D+ |-13|13-| DGND
* USB.D- |-14|14-| D+3.3
* ---------------------------+-+---+---+-+------------------------------------
*/
/*---------------------------------------------------------------------------*/
/** \name Firefly LED configuration
*
* LEDs on the Firefly are connected as follows:
* - LED1 (Red) -> PD5
* - LED2 (Green) -> PD4
* - LED3 (Blue) -> PD3
*
* LED1 pin exposed in JP2 connector
* LED2 pin exposed in JP2 connector
* LED3 pin exposed in JP2 connector
* @{
*/
/*---------------------------------------------------------------------------*/
/* Some files include leds.h before us, so we need to get rid of defaults in
* leds.h before we provide correct definitions */
#undef LEDS_GREEN
#undef LEDS_YELLOW
#undef LEDS_BLUE
#undef LEDS_RED
#undef LEDS_CONF_ALL
/* In leds.h the LEDS_BLUE is defined by LED_YELLOW definition */
#define LEDS_GREEN (1 << 4) /**< LED1 (Green) -> PD4 */
#define LEDS_BLUE (1 << 3) /**< LED2 (Blue) -> PD3 */
#define LEDS_RED (1 << 5) /**< LED3 (Red) -> PD5 */
#define LEDS_CONF_ALL (LEDS_GREEN | LEDS_BLUE | LEDS_RED)
#define LEDS_LIGHT_BLUE (LEDS_GREEN | LEDS_BLUE) /**< Green + Blue (24) */
#define LEDS_YELLOW (LEDS_GREEN | LEDS_RED) /**< Green + Red (48) */
#define LEDS_PURPLE (LEDS_BLUE | LEDS_RED) /**< Blue + Red (40) */
#define LEDS_WHITE LEDS_ALL /**< Green + Blue + Red (56) */
/* Notify various examples that we have LEDs */
#define PLATFORM_HAS_LEDS 1
/** @} */
/*---------------------------------------------------------------------------*/
/** \name USB configuration
*
* The USB pullup is to be enabled by an external resistor, as it is not mapped
* to a GPIO.
*/
#ifdef USB_PULLUP_PORT
#undef USB_PULLUP_PORT
#endif
#ifdef USB_PULLUP_PIN
#undef USB_PULLUP_PIN
#endif
/** @} */
/*---------------------------------------------------------------------------*/
/** \name UART configuration
*
* On the Firefly, the UARTs are connected to the following ports/pins:
*
* - UART0:
* - RX: PA0, connected to CP2104 serial-to-usb converter TX pin
* - TX: PA1, connected to CP2104 serial-to-usb converter RX pin
* - UART1:
* - RX: PC1
* - TX: PC0
* - CTS: not used, one suggestion however is to use PD1
* - RTS: not used, one suggestion however is to use PD0
*
* We configure the port to use UART0 and UART1, CTS/RTS only for UART1,
* both without a HW pull-up resistor.
* UART0 is not exposed anywhere, UART1 pins are exposed over the JP3 connector.
* @{
*/
#define UART0_RX_PORT GPIO_A_NUM
#define UART0_RX_PIN 0
#define UART0_TX_PORT GPIO_A_NUM
#define UART0_TX_PIN 1
#define UART1_RX_PORT GPIO_C_NUM
#define UART1_RX_PIN 1
#define UART1_TX_PORT GPIO_C_NUM
#define UART1_TX_PIN 0
#define UART1_CTS_PORT (-1) /**< GPIO_D_NUM */
#define UART1_CTS_PIN (-1) /**< 1 */
#define UART1_RTS_PORT (-1) /**< GPIO_D_NUM */
#define UART1_RTS_PIN (-1) /**< 0 */
/** @} */
/*---------------------------------------------------------------------------*/
/** \name Firefly Button configuration
*
* Buttons on the Firefly are connected as follows:
* - BUTTON_USER -> PA3, S1 user button, shared with bootloader
* - BUTTON_RESET -> RESET_N line
* @{
*/
/** BUTTON_USER -> PA3 */
#define BUTTON_USER_PORT GPIO_A_NUM
#define BUTTON_USER_PIN 3
#define BUTTON_USER_VECTOR NVIC_INT_GPIO_PORT_A
/* Notify various examples that we have Buttons */
#define PLATFORM_HAS_BUTTON 1
/** @} */
/*---------------------------------------------------------------------------*/
/**
* \name ADC configuration
*
* These values configure which CC2538 pins and ADC channels to use for the ADC
* inputs. There pins are suggested as they can be changed, but note that only
* pins from PA can be configured as ADC.
*
* The Firefly, as it is, only allows 3.3VDC sensors.
*
* The internal ADC reference is 1190mV, use either a voltage divider as input,
* or a different voltage reference, like AVDD5 or other externally (AIN7 or
* AIN6).
* @{
*/
#define ADC_SENSORS_PORT GPIO_A_NUM /**< ADC GPIO control port */
#define ADC_SENSORS_ADC1_PIN 5 /**< ADC1 to PA5, 3V3 */
#define ADC_SENSORS_ADC2_PIN 4 /**< ADC2 to PA4, 3V3 */
#define ADC_SENSORS_ADC3_PIN 2 /**< ADC3 to PA2, 3V3 */
#define ADC_SENSORS_ADC4_PIN 6 /**< ADC4 to PA6, 3V3 */
#define ADC_SENSORS_ADC5_PIN 7 /**< ADC5 to PA7, 3V3 */
#define ADC_SENSORS_MAX 5 /**< PA2, PA4, PA5, PA6, PA7 */
/** @} */
/*---------------------------------------------------------------------------*/
/**
* \name SPI (SSI0) configuration
*
* These values configure which CC2538 pins to use for the SPI (SSI0) lines,
* reserved exclusively for the CC1200 RF transceiver. These pins are exposed
* to the JP3 connector. To disable the CC1200 and use these pins, just
* remove the R10 resistor (0 ohm), which powers both the CC2538 and CC1200 to
* only power the SoC.
* TX -> MOSI, RX -> MISO
* @{
*/
#define SPI0_CLK_PORT GPIO_B_NUM
#define SPI0_CLK_PIN 2
#define SPI0_TX_PORT GPIO_B_NUM
#define SPI0_TX_PIN 1
#define SPI0_RX_PORT GPIO_B_NUM
#define SPI0_RX_PIN 3
/** @} */
/*---------------------------------------------------------------------------*/
/**
* \name SPI (SSI1) configuration
*
* These values configure which CC2538 pins to use for the SPI (SSI1) lines,
* exposed over JP3 connector.
* TX -> MOSI, RX -> MISO
* @{
*/
#define SPI1_CLK_PORT GPIO_C_NUM
#define SPI1_CLK_PIN 4
#define SPI1_TX_PORT GPIO_C_NUM
#define SPI1_TX_PIN 5
#define SPI1_RX_PORT GPIO_C_NUM
#define SPI1_RX_PIN 6
/** @} */
/*---------------------------------------------------------------------------*/
/**
* \name I2C configuration
*
* These values configure which CC2538 pins to use for the I2C lines, exposed
* over JP3 connector.
* @{
*/
#define I2C_SCL_PORT GPIO_C_NUM
#define I2C_SCL_PIN 3
#define I2C_SDA_PORT GPIO_C_NUM
#define I2C_SDA_PIN 2
#define I2C_INT_PORT GPIO_D_NUM
#define I2C_INT_PIN 1
#define I2C_INT_VECTOR NVIC_INT_GPIO_PORT_D
/** @} */
/*---------------------------------------------------------------------------*/
/**
* \name Dual RF interface support
*
* Enables support for dual band operation (both CC1200 and 2.4GHz enabled).
* Unlike the RE-Mote, the Firefly doesn't have a RF switch, so both interfaces
* should be always enabled if the R10 resistor is mounted. If only using the
* 2.4GHz RF interface, the resistor can be removed to power-off the CC1200.
* @{
*/
#define REMOTE_DUAL_RF_ENABLED 1
/** @} */
/*---------------------------------------------------------------------------*/
/**
* \name CC1200 configuration
*
* These values configure the required pins to drive the CC1200
* None of the following pins are exposed to any connector, kept for internal
* use only
* @{
*/
#define CC1200_SPI_INSTANCE 0
#define CC1200_SPI_SCLK_PORT SPI0_CLK_PORT
#define CC1200_SPI_SCLK_PIN SPI0_CLK_PIN
#define CC1200_SPI_MOSI_PORT SPI0_TX_PORT
#define CC1200_SPI_MOSI_PIN SPI0_TX_PIN
#define CC1200_SPI_MISO_PORT SPI0_RX_PORT
#define CC1200_SPI_MISO_PIN SPI0_RX_PIN
#define CC1200_SPI_CSN_PORT GPIO_B_NUM
#define CC1200_SPI_CSN_PIN 5
#define CC1200_GDO0_PORT GPIO_B_NUM
#define CC1200_GDO0_PIN 4
#define CC1200_GDO2_PORT GPIO_B_NUM
#define CC1200_GDO2_PIN 0
#define CC1200_RESET_PORT GPIO_C_NUM
#define CC1200_RESET_PIN 7
#define CC1200_GPIOx_VECTOR NVIC_INT_GPIO_PORT_B
/** @} */
/*---------------------------------------------------------------------------*/
/**
* \name Device string used on startup
* @{
*/
#define BOARD_STRING "Zolertia Firefly platform"
/** @} */
#endif /* BOARD_H_ */
/**
* @}
* @}
*/
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