/******************************************************************************
* Function: void UserInit(void)
*
* PreCondition: None
*
* Input: None
*
* Output: None
*
* Side Effects: None
*
* Overview: This routine should take care of all of the demo code
* initialization that is required.
*
* Note:
*
*****************************************************************************/
void UserInit(void)
{
//Make sure that the SD-card is not selected
TRISCbits.TRISC6 = 0;
LATCbits.LATC6 = 1;
PORTCbits.RC6 = 1;
/* Initialize the mTouch library */
mTouchInit();
/* Call the mTouch callibration function */
mTouchCalibrate();
/* Initialize the accelerometer */
InitBma150();
//make sure that the accelerometer is not selected
LATCbits.LATC7 = 1;
PORTCbits.RC7 = 1;
Fill(0x00);
g_level = 0;
loadLevel(g_level);
InitPhysics();
}//end UserInit
/******************************************************************************
* Function: void UserInit(void)
*
* PreCondition: None
*
* Input: None
*
* Output: None
*
* Side Effects: None
*
* Overview: This routine should take care of all of the demo code
* initialization that is required.
*
* Note:
*
*****************************************************************************/
void UserInit(void)
{
/* Initialize the mTouch library */
mTouchInit();
/* Call the mTouch callibration function */
mTouchCalibrate();
/* Initialize the accelerometer */
InitBma150();
//initialize the variable holding the handle for the last
// transmission
USBOutHandle = 0;
USBInHandle = 0;
}//end UserInit
unsigned char init(void)
{
//init CPU clock
//OSCCON = 0b01111010; //PLL off, 16MHz HF, system clocked by HFINTOSC block
OSCCON = 0b11110000; //PLL on, 8MHz HF, system clocked by HFINTOSC block
while(!OSCSTATbits.PLLR); //wait for PLL to be ready
//init RTC
T1CON = 0b10001100; //T1OSC selected, 1:1 prescale, T1OSC on, timer1 off
while(!OSCSTATbits.T1OSCR); //wait for timer1 oscillator to be ready
TMR1 = 0;
TMR1IF = 0; //clear interrupt flag
TMR1IE = 1; //enable interrupt on TMR0 overflow
__delay_ms(1); //wait for timer1 oscillator to stabilize
T1CONbits.TMR1ON = 1; //timer1 on
PEIE = 1; //enable peripheral interrupts
hours = START_H;
minutes = START_M;
seconds = START_S;
ampm = START_AP;
newSecond = tickCounter = 0;
//init display
////gpio
ANSELA = ANSELE = ANSELF = ANSELG = 0; //analog gpio as digital inputs
MATRIX_LAT_COLOR_RED = ~0x00; //gpio high (columns off) by default (these are RED column current sinks)
MATRIX_LAT_COLOR_GRN = ~0x00; //gpio high (columns off) by default (these are GREEN column current sinks)
MATRIX_LAT_COLOR_BLU = ~0x00; //gpio high (columns off) by default (these are BLUE column current sinks)
MATRIX_TRIS_COLOR_RED = 0x00; //gpio as output
MATRIX_TRIS_COLOR_GRN = 0x00; //gpio as output
MATRIX_TRIS_COLOR_BLU = 0x00; //gpio as output
MATRIX_LAT_ROW_1 = 0; //gpio low (rows off) by default (this is row current driver 1)
MATRIX_LAT_ROW_2 = 0; //gpio low (rows off) by default (this is row current driver 2)
MATRIX_LAT_ROW_3 = 0; //gpio low (rows off) by default (this is row current driver 3)
MATRIX_LAT_ROW_4 = 0; //gpio low (rows off) by default (this is row current driver 4)
MATRIX_LAT_ROW_5 = 0; //gpio low (rows off) by default (this is row current driver 5)
MATRIX_LAT_ROW_6 = 0; //gpio low (rows off) by default (this is row current driver 6)
MATRIX_LAT_ROW_7 = 0; //gpio low (rows off) by default (this is row current driver 7)
MATRIX_LAT_ROW_8 = 0; //gpio low (rows off) by default (this is row current driver 8)
MATRIX_TRIS_ROW_1 = 0; //gpio as output
MATRIX_TRIS_ROW_2 = 0; //gpio as output
MATRIX_TRIS_ROW_3 = 0; //gpio as output
MATRIX_TRIS_ROW_4 = 0; //gpio as output
MATRIX_TRIS_ROW_5 = 0; //gpio as output
MATRIX_TRIS_ROW_6 = 0; //gpio as output
MATRIX_TRIS_ROW_7 = 0; //gpio as output
MATRIX_TRIS_ROW_8 = 0; //gpio as output
////matrix scan variables
currentRefreshingColor = currentRefreshingRow = \
currentRefreshingRowIndex = currentRefreshingPwmSweep = 0;
bitmapClear();
updateDisplayRequest = 0;
////matrix scan timer
//TODO: consider using timer2/4/6 with auto-clear and period register
OPTION_REG = 0b00001010; //WPU individual, falling edge, fosc/4, 1:8 prescale
TMR0 = MATRIX_SCAN_TIMER_PRELOAD;
TMR0IF = 0; //clear interrupt flag
TMR0IE = 1; //enable interrupt on TMR0 overflow
//init accelerometer
InitBma150();
//init serial flash
//init battery charging
BATT_STAT1_TRIS = 1; //battery status line as input
WPUB |= 0b00000010; //battery status line pulled up (BATT_STAT1 is open collector on charger)
IOCBP |= 0b00000010; //RB1 enabled as positive-edge interrupt-on-change pin
IOCBN |= 0b00000010; //RB1 enabled as negative-edge interrupt-on-change pin
//init battery level sensing
BATT_VSENSE_TRIS = 1; //battery voltage sense as input
BATT_VSENSE_GND_TRIS = 1; //battery voltage divider bottom as Hi-Z
BATT_VSENSE_GND = 0; //preload battery voltage divider bottom to sink current
FVRCON = 0b00000010; //disable FVR, comparator/DAC not fed, ADC fed with 2.048v.
ADCON1 = 0b00000011; //left justified, FOSC/2, Vref- = Vss, Vref+ = FVR.
ADCON0 = 0b00110000; //AN12, ADC OFF
//init user interface
//WPUB = 0b00011100; //enable internal pullups for all IOC pins (pulled up by resistors on Rev A board)
SW1_TRIS = 1;
SW2_TRIS = 1;
SW3_TRIS = 1;
IOCBN = 0b00011100; //RB4-RB2 enabled as negative-edge interrupt-on-change pins
IOCBF = 0; //clear all pin-change interrupt flags
IOCIF = 0; //clear the interrupt flag
IOCIE = 1; //enable interrupt-on-change
////generic 1ms tick timer
T2CON = 0b00000011; //1:1, OFF, 1:64
PR2 = 125; //makes for interval of 1ms
TMR2IF = 0; //clear interrupt flag
TMR2IE = 1; //enable timer2 interrupt
//init state machine
currentState = state_setTime;
return 0;
}
