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Line 85... Line 85...
85 
    // Clear the RCON register
 85 
    // Clear the RCON register
86 
    RCON = 0x0;
 86 
    RCON = 0x0;
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    return ret;
 87 
    return ret;
88 
}
 88 
}
89 
 
 89 
 
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 90 
// Initialize a persistent operational state machine
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 91 
static BOARD_STATE op_state __attribute__((persistent));
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 92 
 
90 
void Reset_Board(void) {
 93 
uint8_t Get_Board_State(void) {
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 94 
    return op_state.cube_mode;
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 95 
}
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 96 
 
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void Reset_Board(uint8_t next_state) {
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    op_state.cube_mode = next_state;
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 99
91 
    // Executes a software reset
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    // Executes a software reset
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    INTDisableInterrupts();
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    INTDisableInterrupts();
93 
    SYSKEY = 0x00000000; // Write invalid key to force lock
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    SYSKEY = 0x00000000; // Write invalid key to force lock
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    SYSKEY = 0xAA996655; // Write key1 to SYSKEY
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    SYSKEY = 0xAA996655; // Write key1 to SYSKEY
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    SYSKEY = 0x556699AA; // Write key2 to SYSKEY
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    SYSKEY = 0x556699AA; // Write key2 to SYSKEY
Line 130... Line 139...
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    LED1_LAT = 0;
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    LED1_LAT = 0;
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    LED2_LAT = 0;
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    LED2_LAT = 0;
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    LED3_LAT = 0;
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    LED3_LAT = 0;
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    LED4_LAT = 0;
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    LED4_LAT = 0;
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 143 
 
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    // Initialize a persistent operational state machine
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    BOARD_STATE op_state __attribute__((persistent));
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 - 
 
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    // Initialize the SPI1 module
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    // Initialize the SPI1 module
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    SPI1_DATA spi_1_data;
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    SPI1_DATA spi_1_data;
140 
    SPI1_Init(&spi_1_data, NULL);
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    SPI1_Init(&spi_1_data, NULL);
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 147 
 
142 
    // Initialize the SPI4 module
 148 
    // Initialize the SPI4 module
Line 169... Line 175...
169 
 
 175 
 
170 
    // Process button inputs
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    // Process button inputs
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    BTN_DATA btn_data;
 177 
    BTN_DATA btn_data;
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    BTN_Init(&btn_data, &BTN1_Interrupt, &BTN2_Interrupt, NULL);
 178 
    BTN_Init(&btn_data, &BTN1_Interrupt, &BTN2_Interrupt, NULL);
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 179 
 
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 180 
    // Initialize controllers
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    CONTROLLER_DATA ctrl_data;
 181 
    CONTROLLER_DATA ctrl_data;
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    Controller_Init(&ctrl_data, &op_state, &Controller_Set_Leds);
 182 
    Controller_Init(&ctrl_data, &Snake_Update_Direction);
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    SNAKE_DATA snake_data;
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 185 
 
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    // Determine what to do at this point. We either choose to idle (on POR)
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    // Determine what to do at this point. We either choose to idle (on POR)
178 
    // or go into a mode specified prior to the software reset event
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    // or go into a mode specified prior to the software reset event
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    uint8_t last_reset = Get_Reset_Condition();
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    uint8_t last_reset = Get_Reset_Condition();
180 
    switch (last_reset) {
 189 
    switch (last_reset) {
Line 195... Line 204...
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    /* -------------------- END OF INITIALIZATION -------------------- */
 204 
    /* -------------------- END OF INITIALIZATION -------------------- */
196 
    /* ------------------------ BEGIN DISPLAY ------------------------ */
 205 
    /* ------------------------ BEGIN DISPLAY ------------------------ */
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206
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    switch (op_state.cube_mode) {
 207 
    switch (op_state.cube_mode) {
199 
        case BOARD_MODE_SNAKE:
 208 
        case BOARD_MODE_SNAKE:
200 
            LED3_LAT = 1;
 - 
 
201 
            LED4_LAT = 0;
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            SNAKE_DATA snake_data;
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203 
            Snake_Init(&snake_data);
 209 
            Snake_Init(&snake_data);
204 
            while(1);
 210 
            Snake_Main();
205 
            break;
 211 
            break;
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        case BOARD_MODE_TRON:
 212 
        case BOARD_MODE_TRON:
207 
            LED3_LAT = 0;
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208 
            LED4_LAT = 1;
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            while(1);
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            while(1);
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            break;
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            break;
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        case BOARD_MODE_IDLE:
 215 
        case BOARD_MODE_IDLE:
212 
        default:
 216 
        default:
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            Idle_Animation_Sequence();
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            Idle_Animation_Sequence();
Line 215... Line 219...
215 
    }
 219 
    }
216 
 
 220 
 
217 
}
 221 
}
218 
 
 222 
 
219 
void Idle_Animation_Sequence(void) {
 223 
void Idle_Animation_Sequence(void) {
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 224 
      Delay_MS(250);
220 
 
 225 
 
221 
//    Cube_Set_All(RED);
 226 
//    Cube_Set_All(RED);
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//    Delay_MS(2000);
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//    Delay_MS(2000);
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//    Cube_Set_All(GREEN);
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//    Cube_Set_All(GREEN);
224 
//    Delay_MS(2000);
 229 
//    Delay_MS(2000);
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//    Cube_Set_All(BLUE);
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//    Cube_Set_All(BLUE);
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//    Delay_MS(2000);
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//    Delay_MS(2000);
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    Animation_Pseudo_Random_Colors(200);
 232 
//    Animation_Pseudo_Random_Colors(200);
228 
    Animation_Pseudo_Random_Colors(200);
 233 
//    Animation_Pseudo_Random_Colors(200);
229 
    Animation_Pseudo_Random_Colors(200);
 234 
//    Animation_Pseudo_Random_Colors(200);
230 
    Animation_Pseudo_Random_Colors(200);
 235 
//    Animation_Pseudo_Random_Colors(200);
231 
    Animation_Pseudo_Random_Colors(200);
 236 
//    Animation_Pseudo_Random_Colors(200);
232 
    Animation_Pseudo_Random_Colors(200);
 237 
//    Animation_Pseudo_Random_Colors(200);
233 
 
 238 
 
234 
    // Start the scrolling text
 239 
    // Start the scrolling text
235 
    TIMER4_Stop();
 240 
    TIMER4_Stop();
236 
    TIMER4_Init(NULL, &Controller_Update, &Cube_Text_Interrupt, 100);
 241 
    TIMER4_Init(NULL, &Controller_Update, &Cube_Text_Interrupt, 100);
237 
    TIMER4_Start();
 242 
    TIMER4_Start();