/* -------- INTERNAL FEATURES -------- */
-#define LED_CONFIG() (P1DIR |= BIT6)
-#define LED_ON() (P1OUT |= BIT6)
-#define LED_OFF() (P1OUT &= ~BIT6)
-#define LED_READ() (P1OUT & BIT6)
-#define LED_TOGGLE() (P1OUT ^= BIT6)
-
-#define CONNECTED_LED_CONFIG() (P1DIR |= BIT0)
-#define CONNECTED_LED_ON() (P1OUT |= BIT0)
-#define CONNECTED_LED_OFF() (P1OUT &= ~BIT0)
-
-#define BUTTON_CONFIG() (P1DIR &= ~BIT3, P1REN |= BIT3, P1OUT |= BIT3, P1IES |= BIT3);
-#define BUTTON_ENABLE() (P1IFG &= ~BIT3, P1IE |= BIT3)
-#define BUTTON_PRESSED() (!(P1IN & BIT3))
-#define BUTTON_DEBOUNCE_MSECS 100
+#define GREEN_LED_CONFIG() (P1DIR |= BIT6)
+#define GREEN_LED_ON() (P1OUT |= BIT6)
+#define GREEN_LED_OFF() (P1OUT &= ~BIT6)
+#define GREEN_LED_READ() (P1OUT & BIT6)
+#define GREEN_LED_TOGGLE() (P1OUT ^= BIT6)
+
+#define RED_LED_CONFIG() (P1DIR |= BIT0)
+#define RED_LED_ON() (P1OUT |= BIT0)
+#define RED_LED_OFF() (P1OUT &= ~BIT0)
+#define RED_LED_READ() (P1OUT & BIT0)
+#define RED_LED_TOGGLE() (P1OUT ^= BIT0)
+
+#define GPIO_CONFIG(mask) (P1DIR &= ~mask, P1REN |= mask, P1OUT |= mask, P1IES |= mask);
+#define GPIO_ENABLE(mask) (P1IFG &= ~mask, P1IE |= mask)
+#define GPIO_DISABLE(mask) (P1IE &= ~mask, P1IFG &= ~mask)
+#define GPIO_FIRED(mask) (P1IFG & mask)
+#define GPIO_LOW(mask) (!(P1IN & mask))
+#define GPIO_DEBOUNCE_MSECS 100
#define DEBUG1_CONFIG() (P2DIR |= BIT3)
#define DEBUG1_ON() (P2OUT |= BIT3)
#define WAKEUP() (__bic_SR_register_on_exit(LPM3_bits))
#endif
-#define NUM_HANDLERS 3
-
-#define BUTTON_HANDLER_ID 0
-#define TICK_HANDLER_ID 1
-#define DISPATCH_HANDLER_ID 2
+#define NUM_HANDLERS 5
-int32_t buttonCnt = 0;
+#define EVENT3_HANDLER_ID 0
+#define EVENT4_HANDLER_ID 1
+#define EVENT5_HANDLER_ID 2
+#define TICK_HANDLER_ID 3
+#define DISPATCH_HANDLER_ID 4
-static void buttonHandler(void);
+static void gpioHandler(uint8_t id);
static void postEvent(uint8_t handlerId);
-static Hal_Handler appButtonHandler;
+static Hal_Handler appGpioHandler;
static volatile uint16_t handlerEvents = 0;
static uint16_t clockTick = 0;
static Hal_Handler handlerTab[NUM_HANDLERS];
/* -------- APP-HAL INTERFACE -------- */
-void Hal_buttonEnable(Hal_Handler handler) {
- handlerTab[BUTTON_HANDLER_ID] = buttonHandler;
- appButtonHandler = handler;
- BUTTON_CONFIG();
- Hal_delay(100);
- BUTTON_ENABLE();
+void Hal_gpioEnable(Hal_Handler handler) {
+ uint8_t id;
+ uint16_t mask;
+
+ for (id = 0, mask = BIT3; id < 3; id++, mask <<= 1) {
+ handlerTab[id] = gpioHandler;
+ appGpioHandler = handler;
+ (P1DIR &= ~mask, P1REN |= mask, P1OUT |= mask, P1IES |= mask);
+ Hal_delay(100);
+ (P1IFG &= ~mask, P1IE |= mask);
+ }
}
void Hal_connected(void) {
- CONNECTED_LED_ON();
}
void Hal_debugOn(uint8_t line) {
}
void Hal_disconnected(void) {
- CONNECTED_LED_OFF();
}
void Hal_init(void) {
/* setup LEDs */
- LED_CONFIG();
- LED_OFF();
- CONNECTED_LED_CONFIG();
- CONNECTED_LED_OFF();
+ GREEN_LED_CONFIG();
+ GREEN_LED_OFF();
+ RED_LED_CONFIG();
+ RED_LED_OFF();
/* setup debug pins */
uint8_t id;
for (id = 0, mask = 0x1; id < NUM_HANDLERS; id++, mask <<= 1) {
if ((events & mask) && handlerTab[id]) {
- handlerTab[id]();
+ handlerTab[id](id);
}
}
}
}
}
-void Hal_ledOn(void) {
- LED_ON();
+void Hal_greenLedOn(void) {
+ GREEN_LED_ON();
+}
+
+void Hal_greenLedOff(void) {
+ GREEN_LED_OFF();
+}
+
+bool Hal_greenLedRead(void) {
+ return GREEN_LED_READ();
}
-void Hal_ledOff(void) {
- LED_OFF();
+void Hal_greenLedToggle(void) {
+ GREEN_LED_TOGGLE();
}
-bool Hal_ledRead(void) {
- return LED_READ();
+void Hal_redLedOn(void) {
+ RED_LED_ON();
}
-void Hal_ledToggle(void) {
- LED_TOGGLE();
+void Hal_redLedOff(void) {
+ RED_LED_OFF();
+}
+
+bool Hal_redLedRead(void) {
+ return RED_LED_READ();
+}
+
+void Hal_redLedToggle(void) {
+ RED_LED_TOGGLE();
}
void Hal_tickStart(uint16_t msecs, Hal_Handler handler) {
TA1CCTL0 = CCIE; // Enable the CCR0 interrupt
}
+void Hal_tickStop(void) {
+ handlerTab[TICK_HANDLER_ID] = 0;
+ TA1CCR0 = 0;
+ TA1CCTL0 = 0;
+}
/* -------- SRT-HAL INTERFACE -------- */
/* -------- INTERNAL FUNCTIONS -------- */
-static void buttonHandler(void) {
- Hal_delay(100);
- if (BUTTON_PRESSED() && appButtonHandler) {
- appButtonHandler();
- }
+static void gpioHandler(uint8_t id) {
+ uint16_t mask = BIT3 << id;
+
+ Hal_delay(GPIO_DEBOUNCE_MSECS);
+ if (GPIO_LOW(mask) && appGpioHandler)
+ appGpioHandler(id);
+ GPIO_ENABLE(mask);
}
static void postEvent(uint8_t handlerId) {
#ifdef __TI_COMPILER_VERSION__
#pragma vector=PORT1_VECTOR
#endif
-INTERRUPT void buttonIsr(void) {
- buttonCnt++;
- postEvent(BUTTON_HANDLER_ID);
- BUTTON_ENABLE();
+INTERRUPT void gpioIsr(void) {
+ uint8_t id;
+ uint16_t mask;
+
+ for (id = 0, mask = BIT3; id < 3; id++, mask <<= 1)
+ if (GPIO_FIRED(mask)) {
+ postEvent(id);
+ GPIO_DISABLE(mask);
+ }
WAKEUP();
}