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change counter down io to bootloader enable

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This commit is contained in:
optixx 2009-08-27 19:02:27 +02:00
parent fb86f7ba7b
commit d67158f523
4 changed files with 311 additions and 486 deletions
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2
avr/bootloader/avr.mk
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@ -67,7 +67,7 @@ clean:
.PHONY: all clean interactive-isp interactive-serial launch-bootloader
flash:
flash: bootloader.hex
$(AVRDUDE) $(AVRDUDE_FLAGS) -c $(ISP_PROG) -U flash:w:$<
flash-eeprom-%: %.eep.hex

9
avr/usbload/sram.c
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@ -48,18 +48,17 @@ void system_init(void)
| (1 << AVR_ADDR_SCK_PIN)
| (1 << AVR_ADDR_SER_PIN)
| (1 << AVR_ADDR_LOAD_PIN)
| (1 << AVR_ADDR_DOWN_PIN)
| (1 << AVR_ADDR_UP_PIN));
| (1 << AVR_ADDR_UP_PIN));
DDRC &= ~ (1 << SNES_WR_PIN);
DDRC &= ~ ((1 << SNES_WR_PIN)
| (1 << AVR_BTLDR_EN_PIN));
PORTC &= ~((1 << AVR_ADDR_LATCH_PIN)
| (1 << AVR_ADDR_SCK_PIN)
| (1 << SNES_WR_PIN));
PORTC |= ( (1 << AVR_ADDR_DOWN_PIN)
| (1 << AVR_ADDR_UP_PIN)
PORTC |= ( (1 << AVR_ADDR_UP_PIN)
| (1 << AVR_ADDR_LOAD_PIN));
//| (1 << SNES_WR_PIN));

30
avr/usbload/sram.h
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@ -40,14 +40,6 @@
#define avr_data_out() (AVR_DATA_DIR = 0xff)
#define LED_PORT PORTC
#define LED_DIR DDRC
#define LED_PIN PC7
#define led_on() ((LED_PORT &=~ (1 << LED_PIN)),\
(LED_DIR &=~ (1 << LED_PIN)))
#define led_off() ((LED_PORT &=~ (1 << LED_PIN)),\
(LED_DIR |= (1 << LED_PIN)))
/* ---------------------------- PORT B ---------------------------- */
@ -129,12 +121,14 @@
#define counter_load() ((AVR_ADDR_LOAD_PORT &= ~(1 << AVR_ADDR_LOAD_PIN)),\
(AVR_ADDR_LOAD_PORT |= (1 << AVR_ADDR_LOAD_PIN)))
#define AVR_ADDR_DOWN_PORT PORTC
#define AVR_ADDR_DOWN_DIR DDRC
#define AVR_ADDR_DOWN_PIN PC1
#define AVR_BTLDR_EN_PORT PORTC
#define AVR_BTLDR_EN_DIR DDRC
#define AVR_BTLDR_EN_PIN PC1
#define btldr_down() ((AVR_BTLDR_EN_PORT &= ~(1 << AVR_BTLDR_EN_PIN)),\
(AVR_BTLDR_EN_PORT |= (1 << AVR_BTLDR_EN_PIN)))
#define counter_down() ((AVR_ADDR_DOWN_PORT &= ~(1 << AVR_ADDR_DOWN_PIN)),\
(AVR_ADDR_DOWN_PORT |= (1 << AVR_ADDR_DOWN_PIN)))
#define AVR_ADDR_UP_PORT PORTC
#define AVR_ADDR_UP_DIR DDRC
@ -147,6 +141,16 @@
#define SNES_WR_DIR DDRC
#define SNES_WR_PIN PC3
#define LED_PORT PORTC
#define LED_DIR DDRC
#define LED_PIN PC7
#define led_on() ((LED_PORT &=~ (1 << LED_PIN)),\
(LED_DIR &=~ (1 << LED_PIN)))
#define led_off() ((LED_PORT &=~ (1 << LED_PIN)),\
(LED_DIR |= (1 << LED_PIN)))
/* ---------------------------- PORT D ---------------------------- */
#define AVR_SNES_PORT PORTD

756
quickdev16.tmproj
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