Commit 3991c94b authored by Dean Camera's avatar Dean Camera
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Ensure new Benito Programmer project matches Don's established LED behaviour -...

Ensure new Benito Programmer project matches Don's established LED behaviour - flash LED while generating target /RESET pulse, ping-pong LEDs during enumeration.
parent 2a0c28e6
......@@ -20,10 +20,10 @@
*
* - AVROpendous, an open design/source set of AVR USB development boards: http://avropendous.org/
* - Benito #7, a no-frills USB board: http://www.dorkbotpdx.org/blog/feurig/benito_7_the_next_big_thing
* - USBFoo, an AT90USB162 based development board: http://shop.kernelconcepts.de/product_info.php?products_id=102
* - Bumble-B, yet another AT90USB162 development board: http://fletchtronics.net/
* - USB10 AKA "The Ferret", a AT90USB162 development board: http://www.soc-machines.com
* - USBFoo, an AT90USB162 based development board: http://shop.kernelconcepts.de/product_info.php?products_id=102
* - Teensy and Teensy++, two other AVR USB development boards: http://www.pjrc.com/teensy/index.html
* - Bumble-B, yet another AT90USB162 development board: http://fletchtronics.net/
*
* \section Sec_LUFAProjects Projects Using LUFA (Hobbyist)
*
......
......@@ -45,6 +45,9 @@ volatile uint8_t TxPulseMSRemaining = 0;
/** Counter for the number of milliseconds remaining for the RX activity LED pulse being generated. */
volatile uint8_t RxPulseMSRemaining = 0;
/** Counter for the number of milliseconds remaining for the enumeration LED ping-pong being generated. */
volatile uint8_t PingPongMSRemaining = 0;
/** LUFA CDC Class driver interface configuration and state information. This structure is
* passed to all CDC Class driver functions, so that multiple instances of the same class
* within a device can be differentiated from one another.
......@@ -78,8 +81,6 @@ int main(void)
{
SetupHardware();
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
for (;;)
{
/* Echo bytes from the host to the target via the hardware USART */
......@@ -103,10 +104,20 @@ int main(void)
/* Check if the millisecond timer has elapsed */
if (TIFR0 & (1 << OCF0A))
{
/* Check if the LEDs should be ping-ponging (during enumeration) */
if (PingPongMSRemaining && !(--PingPongMSRemaining))
{
LEDs_ChangeLEDs(LEDMASK_BUSY, (~LEDs_GetLEDs() & LEDMASK_BUSY));
PingPongMSRemaining = PING_PONG_LED_PULSE_MS;
}
/* Check if the reset pulse period has elapsed, if so tristate the target reset line */
if (ResetPulseMSRemaining && !(--ResetPulseMSRemaining))
AVR_RESET_LINE_DDR &= ~AVR_RESET_LINE_MASK;
{
LEDs_TurnOffLEDs(LEDMASK_BUSY);
AVR_RESET_LINE_DDR &= ~AVR_RESET_LINE_MASK;
}
/* Turn off TX LED(s) once the TX pulse period has elapsed */
if (TxPulseMSRemaining && !(--TxPulseMSRemaining))
LEDs_TurnOffLEDs(LEDMASK_TX);
......@@ -151,22 +162,25 @@ void SetupHardware(void)
/** Event handler for the library USB Connection event. */
void EVENT_USB_Connect(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
PingPongMSRemaining = PING_PONG_LED_PULSE_MS;
LEDs_SetAllLEDs(LEDMASK_TX);
}
/** Event handler for the library USB Disconnection event. */
void EVENT_USB_Disconnect(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
PingPongMSRemaining = 0;
LEDs_TurnOffLEDs(LEDMASK_BUSY);
}
/** Event handler for the library USB Configuration Changed event. */
void EVENT_USB_ConfigurationChanged(void)
{
LEDs_SetAllLEDs(LEDMASK_USB_READY);
PingPongMSRemaining = 0;
LEDs_TurnOffLEDs(LEDMASK_BUSY);
if (!(CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface)))
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
LEDs_TurnOnLEDs(LEDMASK_ERROR);
}
/** Event handler for the library USB Unhandled Control Packet event. */
......@@ -224,6 +238,8 @@ void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_Device_t* const C
/* Check if the DTR line has been asserted - if so, start the target AVR's reset pulse */
if (CDCInterfaceInfo->State.ControlLineStates.HostToDevice & CDC_CONTROL_LINE_OUT_DTR)
{
LEDs_TurnOnLEDs(LEDMASK_BUSY);
AVR_RESET_LINE_DDR |= AVR_RESET_LINE_MASK;
ResetPulseMSRemaining = AVR_RESET_PULSE_MS;
}
......
......@@ -51,24 +51,16 @@
#include <LUFA/Drivers/USB/Class/CDC.h>
/* Macros: */
/** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
#define LEDMASK_USB_NOTREADY LEDS_NO_LEDS
/** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */
#define LEDMASK_USB_ENUMERATING (LEDS_LED1 | LEDS_LED2)
/** LED mask for the library LED driver, to indicate that the USB interface is ready. */
#define LEDMASK_USB_READY LEDS_NO_LEDS
/** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */
#define LEDMASK_USB_ERROR (LEDS_LED1 | LEDS_LED2)
/** LED mask for the library LED driver, to indicate TX activity. */
#define LEDMASK_TX LEDS_LED1
/** LED mask for the library LED driver, to indicate RX activity. */
#define LEDMASK_RX LEDS_LED2
#define LEDMASK_ERROR (LEDS_LED1 | LEDS_LED2)
#define LEDMASK_BUSY (LEDS_LED1 | LEDS_LED2)
/* Function Prototypes: */
void SetupHardware(void);
......
......@@ -90,5 +90,10 @@
* <td>Makefile CDEFS</td>
* <td>Pulse length in milliseconds for the activity Tx/Rx LEDs.</td>
* </tr>
* <tr>
* <td>PING_PONG_LED_PULSE_MS</td>
* <td>Makefile CDEFS</td>
* <td>Pulse length in milliseconds for the enumeration LED ping-poning between toggles.</td>
* </tr>
* </table>
*/
......@@ -196,7 +196,8 @@ CDEFS += -DAVR_RESET_LINE_PORT="PORTB"
CDEFS += -DAVR_RESET_LINE_DDR="DDRB"
CDEFS += -DAVR_RESET_LINE_MASK="(1 << 0)"
CDEFS += -DAVR_RESET_PULSE_MS=10
CDEFS += -DTX_RX_LED_PULSE_MS=10
CDEFS += -DTX_RX_LED_PULSE_MS=30
CDEFS += -DPING_PONG_LED_PULSE_MS=100
# Place -D or -U options here for ASM sources
ADEFS = -DF_CPU=$(F_CPU)
......
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