forked from haraldwolff/avr-fw-modules
33 lines
599 B
C
33 lines
599 B
C
#include <usb/usb.h>
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#include <hwo/utils.h>
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#include <hwo/events.h>
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#include <hwo/utils.h>
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#include <avr/io.h>
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#include <avr/interrupt.h>
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usb_device_t usb_device;
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void usb_device_attach(void){
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ATOMIC
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if (usb_device.state.HWEnabled){
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UDCON &= ~_BV(DETACH);
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usb_device.state.Attached = 1;
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};
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};
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void usb_device_detach(void){
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ATOMIC
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if (usb_device.state.Attached){
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UDCON |= _BV(DETACH);
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usb_device.state = (usb_device_state_t){ HWEnabled: 1 };
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};
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};
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void usb_device_off(void){
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USBCON &= ~_BV(USBE);
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usb_device.state = (usb_device_state_t){ };
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};
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