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113 lines
4.2 KiB
C
113 lines
4.2 KiB
C
// *************************************************************************************************
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//
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// Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
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//
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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//
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// Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the
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// distribution.
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//
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// Neither the name of Texas Instruments Incorporated nor the names of
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// its contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// *************************************************************************************************
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#ifndef VTI_AS_H_
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#define VTI_AS_H_
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// *************************************************************************************************
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// Include section
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// *************************************************************************************************
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// Prototypes section
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extern void as_init(void);
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extern void as_start(void);
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extern void as_stop(void);
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extern u8 as_read_register(u8 bAddress);
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extern u8 as_write_register(u8 bAddress, u8 bData);
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extern void as_get_data(u8 * data);
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// *************************************************************************************************
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// Defines section
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// Disconnect power supply for acceleration sensor when not used
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#define AS_DISCONNECT
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// Port and pin resource for SPI interface to acceleration sensor
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// SDO=MOSI=P1.6, SDI=MISO=P1.5, SCK=P1.7
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#define AS_SPI_IN (P1IN)
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#define AS_SPI_OUT (P1OUT)
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#define AS_SPI_DIR (P1DIR)
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#define AS_SPI_SEL (P1SEL)
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#define AS_SPI_REN (P1REN)
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#define AS_SDO_PIN (BIT6)
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#define AS_SDI_PIN (BIT5)
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#define AS_SCK_PIN (BIT7)
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// CSN=PJ.1
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#define AS_CSN_OUT (PJOUT)
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#define AS_CSN_DIR (PJDIR)
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#define AS_CSN_PIN (BIT1)
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#define AS_TX_BUFFER (UCA0TXBUF)
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#define AS_RX_BUFFER (UCA0RXBUF)
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#define AS_TX_IFG (UCTXIFG)
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#define AS_RX_IFG (UCRXIFG)
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#define AS_IRQ_REG (UCA0IFG)
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#define AS_SPI_CTL0 (UCA0CTL0)
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#define AS_SPI_CTL1 (UCA0CTL1)
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#define AS_SPI_BR0 (UCA0BR0)
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#define AS_SPI_BR1 (UCA0BR1)
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// Port and pin resource for power-up of acceleration sensor, VDD=PJ.0
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#define AS_PWR_OUT (PJOUT)
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#define AS_PWR_DIR (PJDIR)
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#define AS_PWR_PIN (BIT0)
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// Port, pin and interrupt resource for interrupt from acceleration sensor, CMA_INT=P2.5
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#define AS_INT_IN (P2IN)
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#define AS_INT_OUT (P2OUT)
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#define AS_INT_DIR (P2DIR)
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#define AS_INT_IE (P2IE)
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#define AS_INT_IES (P2IES)
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#define AS_INT_IFG (P2IFG)
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#define AS_INT_PIN (BIT5)
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// SPI timeout to detect sensor failure
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#define SPI_TIMEOUT (1000u)
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// *************************************************************************************************
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// Global Variable section
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// *************************************************************************************************
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// Extern section
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#endif /*VTI_AS_H_*/
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