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pins_energia.h
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pins_energia.h
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/*
************************************************************************
* pins_energia.h
*
* Energia core files for MSP430
* Copyright (c) 2012 Robert Wessels. All right reserved.
*
* Contribution: Rei VILO
*
***********************************************************************
Derived from:
pins_arduino.h - Pin definition functions for Arduino
Part of Arduino - http://www.arduino.cc/
Copyright (c) 2007 David A. Mellis
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
*/
#ifndef Pins_Energia_h
#define Pins_Energia_h
#ifndef BV
#define BV(x) (1 << (x))
#endif
static const uint8_t SS = 8; /* P2.0 */
static const uint8_t SCK = 7; /* P1.5 */
static const uint8_t MOSI = 15; /* P1.7 */
static const uint8_t MISO = 14; /* P1.6 */
static const uint8_t TWISCL1 = 9; /* P2.1 SW I2C */
static const uint8_t TWISDA1 = 10; /* P2.2 SW I2C */
static const uint8_t TWISDA0 = 15; /* P1.7 */
static const uint8_t TWISCL0 = 14; /* P1.6 */
static const uint8_t DEBUG_UARTRXD = 3; /* Receive Data (RXD) at P1.1 */
static const uint8_t DEBUG_UARTTXD = 4; /* Transmit Data (TXD) at P1.2 */
#define TWISDA1_SET_MODE (INPUT)
#define TWISCL1_SET_MODE (INPUT)
#if defined(__MSP430_HAS_USCI__)
#define TWISDA0_SET_MODE (PORT_SELECTION0 | PORT_SELECTION1 /* | INPUT_PULLUP*/) /* do not enable the pull ups for this device */
#define TWISCL0_SET_MODE (PORT_SELECTION0 | PORT_SELECTION1 /* | INPUT_PULLUP*/)
#define DEBUG_UARTRXD_SET_MODE (PORT_SELECTION0 | PORT_SELECTION1 | INPUT)
#define DEBUG_UARTTXD_SET_MODE (PORT_SELECTION0 | PORT_SELECTION1 | OUTPUT)
#define SPISCK_SET_MODE (PORT_SELECTION0 | PORT_SELECTION1)
#define SPIMOSI_SET_MODE (PORT_SELECTION0 | PORT_SELECTION1)
#define SPIMISO_SET_MODE (PORT_SELECTION0 | PORT_SELECTION1)
#endif
#if defined(__MSP430_HAS_USI__)
#define TWISDA0_SET_MODE (PORT_SELECTION0 | INPUT_PULLUP)
#define TWISCL0_SET_MODE (PORT_SELECTION0 | INPUT_PULLUP)
#define DEBUG_UARTRXD_SET_MODE (PORT_SELECTION0 | INPUT)
#define DEBUG_UARTTXD_SET_MODE (PORT_SELECTION0 | OUTPUT)
#define SPISCK_SET_MODE (PORT_SELECTION0)
#define SPIMOSI_SET_MODE (PORT_SELECTION0)
#define SPIMISO_SET_MODE (PORT_SELECTION0)
#endif
/* Define the default I2C settings */
#define DEFAULT_I2C -1 /* indicates SW I2C on pseudo module 1 */
#define TWISDA TWISDA1
#define TWISCL TWISCL1
#define TWISDA_SET_MODE TWISDA1_SET_MODE
#define TWISCL_SET_MODE TWISCL1_SET_MODE
#define DEBUG_UART_MODULE_OFFSET 0x0
#define DEBUG_UART_MODULE 0x0
static const uint8_t A0 = 2;
static const uint8_t A1 = 3;
static const uint8_t A2 = 4;
static const uint8_t A3 = 5;
static const uint8_t A4 = 6;
static const uint8_t A5 = 7;
static const uint8_t A6 = 14;
static const uint8_t A7 = 15;
static const uint8_t A10 = 128 + 10; // special. This is the internal temp sensor
// +-\/-+
// VCC 1| |20 GND
// (A0) P1.0 2| |19 XIN
// (A1) P1.1 3| |18 XOUT
// (A2) P1.2 4| |17 TEST
// (A3) P1.3 5| |16 RST#
// (A4) P1.4 6| |15 P1.7 (A7) (SCL) (MISO) depends on chip
// (A5) P1.5 7| |14 P1.6 (A6) (SDA) (MOSI)
// P2.0 8| |13 P2.5
// P2.1 9| |12 P2.4
// P2.2 10| |11 P2.3
// +----+
//
// Pin names based on the silkscreen
//
static const uint8_t P1_0 = 2;
static const uint8_t P1_1 = 3;
static const uint8_t P1_2 = 4;
static const uint8_t P1_3 = 5;
static const uint8_t P1_4 = 6;
static const uint8_t P1_5 = 7;
static const uint8_t P2_0 = 8;
static const uint8_t P2_1 = 9;
static const uint8_t P2_2 = 10;
static const uint8_t P2_3 = 11;
static const uint8_t P2_4 = 12;
static const uint8_t P2_5 = 13;
static const uint8_t P1_6 = 14;
static const uint8_t P1_7 = 15;
static const uint8_t P2_7 = 18;
static const uint8_t P2_6 = 19;
static const uint8_t RED_LED = 2;
static const uint8_t GREEN_LED = 14;
static const uint8_t PUSH2 = 5;
static const uint8_t TEMPSENSOR = 128 + 10; // depends on chip
#ifdef ARDUINO_MAIN
const uint16_t port_to_input[] = {
NOT_A_PORT,
(uint16_t) &P1IN,
(uint16_t) &P2IN,
#ifdef __MSP430_HAS_PORT3_R__
(uint16_t) &P3IN,
#endif
};
const uint16_t port_to_output[] = {
NOT_A_PORT,
(uint16_t) &P1OUT,
(uint16_t) &P2OUT,
#ifdef __MSP430_HAS_PORT3_R__
(uint16_t) &P3OUT,
#endif
};
const uint16_t port_to_dir[] = {
NOT_A_PORT,
(uint16_t) &P1DIR,
(uint16_t) &P2DIR,
#ifdef __MSP430_HAS_PORT3_R__
(uint16_t) &P3DIR,
#endif
};
const uint16_t port_to_ren[] = {
NOT_A_PORT,
(uint16_t) &P1REN,
(uint16_t) &P2REN,
#ifdef __MSP430_HAS_PORT3_R__
(uint16_t) &P3REN,
#endif
};
const uint16_t port_to_sel0[] = { /* put this PxSEL register under the group of PxSEL0 */
NOT_A_PORT,
(uint16_t) &P1SEL,
(uint16_t) &P2SEL,
#ifdef __MSP430_HAS_PORT3_R__
(uint16_t) &P3SEL,
#endif
};
const uint16_t port_to_sel2[] = {
NOT_A_PORT,
#ifdef P1SEL2_
(uint16_t) &P1SEL2,
#else
NOT_A_PORT,
#endif
#ifdef P2SEL2_
(uint16_t) &P2SEL2,
#else
NOT_A_PORT,
#endif
#ifdef P3SEL2_
(uint16_t) &P3SEL2,
#else
NOT_A_PORT,
#endif
};
/*
* Defines for devices with 2x TA3 timers (e.g. MSP430g2553). On the 20pin devices, upto 3 analog outputs are available
* T0A1, T1A1 and T1A2
*/
const uint8_t digital_pin_to_timer[] = {
NOT_ON_TIMER, /* dummy */
NOT_ON_TIMER, /* 1 - VCC */
NOT_ON_TIMER, /* 2 - P1.0 */
NOT_ON_TIMER, /* 3 - P1.1, note: A0 output cannot be used with analogWrite */
T0A1, /* 4 - P1.2 */
NOT_ON_TIMER, /* 5 - P1.3 */
NOT_ON_TIMER, /* 6 - P1.4 note: special case. Leaving as no timer due to difficulty determining if available */
NOT_ON_TIMER, /* 7 - P1.5 note: A0 output cannot be used with analogWrite */
#if defined(__MSP430_HAS_T1A3__)
NOT_ON_TIMER, /* 8 - P2.0 note: A0 output cannot be used with analogWrite */
T1A1, /* 9 - P2.1 */
T1A1, /* 10 - P2.2 */
NOT_ON_TIMER, /* 11 - P2.3 note: A0 output cannot be used with analogWrite */
T1A2, /* 12 - P2.4 */
T1A2, /* 13 - P2.5 */
#else
NOT_ON_TIMER, /* 8 - P2.0 */
NOT_ON_TIMER, /* 9 - P2.1 */
NOT_ON_TIMER, /* 10 - P2.3 */
NOT_ON_TIMER, /* 11 - P2.4 */
NOT_ON_TIMER, /* 12 - P2.5 */
NOT_ON_TIMER, /* 13 - P2.6 */
#endif
T0A1, /* 14 - P1.6 */
NOT_ON_TIMER, /* 15 - P1.7 */
NOT_ON_TIMER, /* 16 - /RESET */
NOT_ON_TIMER, /* 17 - TEST */
NOT_ON_TIMER, /* 18 - XOUT - P2.7 */
T0A1, /* 19 - XIN - P2.6: */
NOT_ON_TIMER, /* 20 - GND */
};
const uint8_t digital_pin_to_port[] = {
NOT_A_PIN, /* dummy */
NOT_A_PIN, /* 1 */
P1, /* 2 */
P1, /* 3 */
P1, /* 4 */
P1, /* 5 */
P1, /* 6 */
P1, /* 7 */
P2, /* 8 */
P2, /* 9 */
P2, /* 10 */
P2, /* 11 */
P2, /* 12 */
P2, /* 13 */
P1, /* 14 */
P1, /* 15 */
NOT_A_PIN, /* 16 */
NOT_A_PIN, /* 17 */
P2, /* 18 */
P2, /* 19 */
NOT_A_PIN, /* 20 */
};
const uint8_t digital_pin_to_bit_mask[] = {
NOT_A_PIN, /* 0, pin count starts at 1 */
NOT_A_PIN, /* 1, VCC */
BV(0), /* 2, port P1.0 */
BV(1), /* 3, port P1.1 */
BV(2), /* 4, port P1.2 */
BV(3), /* 5, port P1.3*/
BV(4), /* 6, port P1.4 */
BV(5), /* 7, port P1.5 */
BV(0), /* 8, port P2.0 */
BV(1), /* 9, port P2.1 */
BV(2), /* 10, port P2.2 */
BV(3), /* 11, port P2.3 */
BV(4), /* 12, port P2.4 */
BV(5), /* 13, port P2.5 */
BV(6), /* 14, port P1.6 */
BV(7), /* 15, port P1.7 */
NOT_A_PIN, /* 16, RST */
NOT_A_PIN, /* 17, TEST */
BV(7), /* 18, XOUT */
BV(6), /* 19, XIN */
NOT_A_PIN, /* 20, GND */
};
const uint32_t digital_pin_to_analog_in[] = {
NOT_ON_ADC, /* dummy */
NOT_ON_ADC, /* 1 - 3.3V*/
0, /* 2 - A0 */
1, /* 3 - A1 */
2, /* 4 - A2 */
3, /* 5 - A3 */
4, /* 6 - A4 */
5, /* 7 - A5 */
NOT_ON_ADC, /* 8 - P2.0 */
NOT_ON_ADC, /* 9 - P2.1 */
NOT_ON_ADC, /* 10 - P2.2 */
NOT_ON_ADC, /* 11 - P2.3 */
NOT_ON_ADC, /* 12 - P2.4 */
NOT_ON_ADC, /* 13 - P2.5 */
6, /* 14 - A6 */
7, /* 15 - A7 */
NOT_ON_ADC, /* 16 - RST */
NOT_ON_ADC, /* 17 - PF0 */
NOT_ON_ADC, /* 18 - PE0 */
NOT_ON_ADC, /* 19 - PB2 */
NOT_ON_ADC /* 20 - GND */
};
#endif
#endif