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Adding timeout to virtual serial port writes

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- Was causing lock-ups until the serial port was read
- Also checking each of the NKRO key types in each send loop
This commit is contained in:
Jacob Alexander 2014-10-04 14:50:42 -07:00
parent 6e4c28ef84
commit 358b1f33bb
1 changed files with 12 additions and 12 deletions
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16
Output/pjrcUSB/avr/usb_keyboard_serial.c
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@ -114,7 +114,7 @@ inline void usb_keyboard_send()
USBKeys_Changed &= ~USBKeyChangeState_Modifiers; // Mark sent
}
// Check main key section
else if ( USBKeys_Changed & USBKeyChangeState_MainKeys )
if ( USBKeys_Changed & USBKeyChangeState_MainKeys )
{
UEDATX = 0x03; // ID
@ -127,7 +127,7 @@ inline void usb_keyboard_send()
USBKeys_Changed &= ~USBKeyChangeState_MainKeys; // Mark sent
}
// Check secondary key section
else if ( USBKeys_Changed & USBKeyChangeState_SecondaryKeys )
if ( USBKeys_Changed & USBKeyChangeState_SecondaryKeys )
{
UEDATX = 0x04; // ID
@ -140,7 +140,7 @@ inline void usb_keyboard_send()
USBKeys_Changed &= ~USBKeyChangeState_SecondaryKeys; // Mark sent
}
// Check tertiary key section
else if ( USBKeys_Changed & USBKeyChangeState_TertiaryKeys )
if ( USBKeys_Changed & USBKeyChangeState_TertiaryKeys )
{
UEDATX = 0x05; // ID
@ -153,7 +153,7 @@ inline void usb_keyboard_send()
USBKeys_Changed &= ~USBKeyChangeState_TertiaryKeys; // Mark sent
}
// Check system control keys
else if ( USBKeys_Changed & USBKeyChangeState_System )
if ( USBKeys_Changed & USBKeyChangeState_System )
{
UEDATX = 0x06; // ID
UEDATX = USBKeys_SysCtrl;
@ -162,7 +162,7 @@ inline void usb_keyboard_send()
USBKeys_Changed &= ~USBKeyChangeState_System; // Mark sent
}
// Check consumer control keys
else if ( USBKeys_Changed & USBKeyChangeState_Consumer )
if ( USBKeys_Changed & USBKeyChangeState_Consumer )
{
UEDATX = 0x07; // ID
UEDATX = (uint8_t)(USBKeys_ConsCtrl & 0x00FF);
@ -351,7 +351,7 @@ int8_t usb_serial_write(const char *buffer, uint16_t size)
cli();
UENUM = CDC_TX_ENDPOINT;
// if we gave up due to timeout before, don't wait again
/*
if (transmit_previous_timeout) {
if (!(UEINTX & (1<<RWAL))) {
SREG = intr_state;
@ -359,7 +359,7 @@ int8_t usb_serial_write(const char *buffer, uint16_t size)
}
transmit_previous_timeout = 0;
}
*/
// each iteration of this loop transmits a packet
while (size) {
// wait for the FIFO to be ready to accept data
@ -474,7 +474,7 @@ int8_t usb_serial_write(const char *buffer, uint16_t size)
// This doesn't actually transmit the data - that is impossible!
// USB devices only transmit when the host allows, so the best
// we can do is release the FIFO buffer for when the host wants it
void usb_serial_flush_output(void)
void usb_serial_flush_output()
{
uint8_t intr_state;