/****************************************************************************
Function: LED_End
Parameters: none.
Returns
char: SUCCESS or ERROR
Description
Ends the LED subsystem, turns active LED pins into inputs and turns LEDs off.
Notes: none.
Author: Gabriel Hugh Elkaim, 2011.12.25 01:16
****************************************************************************/
char LED_End(void)
{
char i;
dbprintf("\nShutting down the LED subsystem");
if (!ledStatus.led_on) {
dbprintf("\nERROR: System not initialized");
return ERROR;
}
if (ledStatus.one_on) { // shut down bank one
dbprintf("\nShutting down bank one");
ledStatus.one_on = FALSE;
for (i = 0; i < NUMLEDSPERBANK; i++) {
LED_Off(i);
LED_SetPinInput(i);
}
}
if (ledStatus.two_on) { // shut down bank two
dbprintf("\nShutting down bank two");
ledStatus.two_on = FALSE;
for (i = 0; i < NUMLEDSPERBANK; i++) {
LED_Off(i+BANK2OFFSET);
LED_SetPinInput(i+BANK2OFFSET);
}
}
if (ledStatus.three_on) { // shut down bank one
dbprintf("\nShutting down bank three");
ledStatus.three_on = FALSE;
for (i = 0; i < NUMLEDSPERBANK; i++) {
LED_Off(i+BANK3OFFSET);
LED_SetPinInput(i+BANK3OFFSET);
}
}
ledStatus.led_on = FALSE;
return SUCCESS;
}
/**
* @Function LED_RemoveBanks(unsigned char RemoveBanks)
* @param banks - an unsigned char with a 1 in each position to set the bank as an LED
* @param bank - should be a bitwise OR of the #define'd LED_BANKx values.
* @return SUCCESS or ERROR
* @brief adds selected banks to the system and sets them to be digital outputs
* @note J3 SPI Jumpers should be set in MASTER position.
* @author Gabriel Hugh Elkaim, 2011.12.25 01:16 */
char LED_RemoveBanks(unsigned char RemoveBanks)
{
char i;
dbprintf("\nInitializing LED subsystem");
if (!LEDActive) {
dbprintf("\nError: LED subsystem not initialized\r\n");
return ERROR;
}
if ((RemoveBanks == 0) || (RemoveBanks > ALL_LED_BANKS)) {
dbprintf("%s returning ERROR with Banks outside range: %X\r\n", __FUNCTION__, RemoveBanks);
return ERROR;
}
if (!(ActiveLEDBanks & RemoveBanks)) {
dbprintf("%s Returning ERROR for pins already in state: %X \r\n", __FUNCTION__, RemoveBanks);
return ERROR;
}
ActiveLEDBanks &= (~RemoveBanks);
if (LED_BANK1 & RemoveBanks) { // shut down bank one
dbprintf("\nShutting down bank one");
// ledStatus.one_on = FALSE;
for (i = 0; i < NUMLEDSPERBANK; i++) {
LED_Off(i);
LED_SetPinInput(i);
}
}
if (LED_BANK2 & RemoveBanks) { // shut down bank two
dbprintf("\nShutting down bank two");
// ledStatus.two_on = FALSE;
for (i = 0; i < NUMLEDSPERBANK; i++) {
LED_Off(i + BANK2OFFSET);
LED_SetPinInput(i + BANK2OFFSET);
}
}
if (LED_BANK2 & RemoveBanks) { // shut down bank one
dbprintf("\nShutting down bank three");
// ledStatus.three_on = FALSE;
for (i = 0; i < NUMLEDSPERBANK; i++) {
LED_Off(i + BANK3OFFSET);
LED_SetPinInput(i + BANK3OFFSET);
}
}
dbprintf("\nLED Subsystem Enabled");
return SUCCESS;
}
