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This commit is contained in:
Wolfgang Hottgenroth 2018-04-29 00:31:32 +02:00
commit d361e11d50
Signed by: wn
GPG Key ID: B586EAFCDF2F65F4
14 changed files with 476 additions and 0 deletions
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/Debug/

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[submodule "hottislib"]
path = hottislib
url = git@gitlab.com:wolutator/hottislib.git

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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>TicTacToe</name>
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7
.settings/dk.xpg.msp430eclipse.prefs Normal file
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eclipse.preferences.version=1
msp430/DeviceSerialNumber=
msp430/MSP430TARGETMCU=msp430g2553
msp430/MSPDebugConnection=
msp430/MSPDebugDriver=rf2500
msp430/MSPDebugProtocol=SBW
msp430/MSPDebugTTYDevice=

1
hottislib Submodule

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Subproject commit d129650a6fbc77f5b5474c2b5153fa6adbbda003

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src/TicTacToe.c Normal file
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/*
* TouchSwitch2.c
*
* Created on: Jan 29, 2018
* Author: wn
*/
#include <msp430g2553.h>
#include <stdint.h>
#include <intrinsics.h>
#include <stdlib.h>
#include <stdbool.h>
#include "PontCoopScheduler.h"
#include "time.h"
#include "fieldDef.h"
#include "leds.h"
#include "game.h"
int main() {
WDTCTL = WDTPW | WDTHOLD;
__disable_interrupt();
// highest possible system clock
DCOCTL = DCO0 | DCO1 | DCO2;
BCSCTL1 = XT2OFF | RSEL0 | RSEL1 | RSEL2 | RSEL3;
BCSCTL2 = 0;
BCSCTL3 = 0;
timeInit();
schInit();
ledsInit();
gameInit();
__enable_interrupt();
while (1) {
schExec();
tCellState *field = gameGetField();
ledsShowField(field);
}
}

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/*
* fieldDef.h
*
* Created on: Apr 28, 2018
* Author: wn
*/
#ifndef FIELDDEF_H_
#define FIELDDEF_H_
typedef enum { csEMPTY, csCROSS, csCIRCLE } tCellState;
#define FIELD_SIZE 9
#define ROW_SIZE 3
#define COL_SIZE 3
#endif /* FIELDDEF_H_ */

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/*
* game.c
*
* Created on: Apr 28, 2018
* Author: wn
*/
#include <stdlib.h>
#include "PontCoopScheduler.h"
#include "leds.h"
#include "game.h"
tCellState field[FIELD_SIZE];
static void setCell(uint8_t row, uint8_t col, tCellState state) {
field[(row * ROW_SIZE) + col] = state;
}
void gameMove() {
static uint8_t row = 0;
static uint8_t col = 0;
static enum { sNEXT, sCROSS, sCIRCLE } state = sCROSS;
switch (state) {
case sCROSS:
setCell(row, col, csCROSS);
state = sCIRCLE;
break;
case sCIRCLE:
setCell(row, col, csCIRCLE);
state = sNEXT;
break;
case sNEXT:
setCell(row, col, csEMPTY);
col++;
if (col >= COL_SIZE) {
col = 0;
row++;
if (row >= ROW_SIZE) {
row = 0;
}
}
state = sCROSS;
break;
}
}
void gameInit() {
for (uint8_t i = 0; i < FIELD_SIZE; i++) {
field[i] = csEMPTY;
}
schAdd(gameMove, NULL, 0, 1000);
}
tCellState* gameGetField() {
return field;
}

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/*
* game.h
*
* Created on: Apr 28, 2018
* Author: wn
*/
#ifndef GAME_H_
#define GAME_H_
#include "fieldDef.h"
void gameInit();
tCellState* gameGetField();
#endif /* GAME_H_ */

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src/leds.c Normal file
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/*
* leds.c
*
* Created on: Apr 28, 2018
* Author: wn
*/
#include <msp430g2553.h>
#include <stdint.h>
#include "leds.h"
void ledsInit() {
ROW_OUT = 0;
ROW_DIR |= ROW1 | ROW2 | ROW3;
COL_OUT = 0;
COL_DIR |= COL1_GREEN | COL2_GREEN | COL3_GREEN |
COL1_RED | COL2_RED | COL3_RED;
}
void ledsShowField(tCellState *field) {
for (uint8_t row = 0; row < ROW_SIZE; row++) {
uint8_t rowOut = 0xff;
if (row == 0) {
rowOut &= ~ROW1;
} else if (row == 1) {
rowOut &= ~ROW2;
} else if (row == 2) {
rowOut &= ~ROW3;
}
uint8_t colOut = 0;
for (uint8_t col = 0; col < COL_SIZE; col++) {
uint8_t cell = field[(row * ROW_SIZE) + col];
if (col == 0) {
if (cell == csCIRCLE) {
colOut |= COL1_RED;
} else if (cell == csCROSS) {
colOut |= COL1_GREEN;
}
} else if (col == 1) {
if (cell == csCIRCLE) {
colOut |= COL2_RED;
} else if (cell == csCROSS) {
colOut |= COL2_GREEN;
}
} else if (col == 2) {
if (cell == csCIRCLE) {
colOut |= COL3_RED;
} else if (cell == csCROSS) {
colOut |= COL3_GREEN;
}
}
}
ROW_OUT = rowOut;
COL_OUT = colOut;
}
}

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/*
* leds.h
*
* Created on: Apr 28, 2018
* Author: wn
*/
#ifndef LEDS_H_
#define LEDS_H_
#include <msp430g2553.h>
#include <stdint.h>
#include "fieldDef.h"
#define ROW_OUT P1OUT
#define ROW_DIR P1DIR
#define ROW1 BIT0
#define ROW2 BIT1
#define ROW3 BIT2
#define COL_OUT P2OUT
#define COL_DIR P2DIR
#define COL1_RED BIT0
#define COL2_RED BIT1
#define COL3_RED BIT2
#define COL1_GREEN BIT3
#define COL2_GREEN BIT4
#define COL3_GREEN BIT5
void ledsInit();
void ledsShowField(tCellState *field);
#endif /* LEDS_H_ */

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/*
* time.c
*
* Created on: 20.05.2014
* Author: wn
*/
#include <msp430g2553.h>
#include <isr_compat.h>
#include <stdint.h>
#include "time.h"
#include "PontCoopScheduler.h"
volatile uint32_t timestamp;
ISR(TIMER0_A0, TA0_ISR) {
timestamp++;
schUpdate();
}
void timeInit() {
timestamp = 0;
TACCR0 = 32;
TACCTL0 = CCIE;
TACTL = MC_1 | ID_0 | TASSEL_1 | TACLR;
}
uint32_t getMillis() {
return timestamp;
}
void ms_active_delay(uint16_t delay) {
uint32_t start = timestamp;
while (start + delay > timestamp);
}

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/*
* time.h
*
* Created on: 20.05.2014
* Author: wn
*/
#ifndef TIME_H_
#define TIME_H_
#include <stdint.h>
void timeInit();
uint32_t getMillis();
void ms_active_delay(uint16_t delay);
#endif /* TIME_H_ */