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Final SonyNEWS commit before sending device back

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This commit is contained in:
Jacob Alexander 2011-12-19 17:48:47 -08:00
parent d85c8b56eb
commit e3fc873cba
5 changed files with 38 additions and 32 deletions
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52
Scan/SonyNEWS/scan_loop.c
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@ -38,9 +38,14 @@
// ----- Defines -----
// Pinout Defines
#define RESET_PORT PORTB
#define RESET_DDR DDRD
#define RESET_PIN 0
#define SPKR_PORT PORTD
#define SPKR_DDR DDRD
#define SPKR_POS 1
#define POWR_PORT PORTC
#define POWR_DDR DDRC
#define POWR_POS 7
// ----- Macros -----
@ -50,9 +55,6 @@
if ( KeyIndex_BufferUsed < KEYBOARD_BUFFER ) \
KeyIndex_Buffer[KeyIndex_BufferUsed++] = byte
#define UNSET_RESET() RESET_DDR &= ~(1 << RESET_PIN)
#define SET_RESET() RESET_DDR |= (1 << RESET_PIN)
// ----- Variables -----
@ -89,11 +91,20 @@ inline void scan_setup()
// Asynchrounous USART mode
UCSR1C = 0x06;
// Set Speaker Pin to Pull-Up gives a low-volume click (XXX no other setting does, why?)
SPKR_DDR &= ~(1 << SPKR_POS);
SPKR_PORT |= (1 << SPKR_POS);
// Set Power Pin (I've traced this back to the "Power On" Switch, but I don't really know what it's for)
// Configured as a Pull-up Input - This pin "can" be read as well, it will go to GND when the "Power On" switch is pressed, and will read ~5V otherwise
// XXX Currently not used by the controller
POWR_DDR &= ~(1 << POWR_POS);
POWR_PORT |= (1 << POWR_POS);
// Reset the keyboard before scanning, we might be in a wierd state
scan_resetKeyboard();
}
// Main Detection Loop
// Not needed for the Sony NEWS, this is just a busy loop
inline uint8_t scan_loop()
@ -140,7 +151,7 @@ void processKeyValue( uint8_t keyValue )
erro_dPrint( "Could not find key to release: ", tmpStr );
}
}
// Press or Repeat Rate
// Press or Repeated Key
else
{
// Make sure the key isn't already in the buffer
@ -178,20 +189,12 @@ ISR(USART1_RX_vect)
// Process the scancode
if ( keyValue != 0x00 )
processKeyValue( keyValue );
processKeyValue( keyValue );
sei(); // Re-enable Interrupts
}
// Send data TODO
//
// Keyboard Input Guide for Micro Switch 8304
// 0xBX is for LED F1,F2,Over Type,Lock
// 0xAX is for LED F3,F8,F9,F10
// 0x92 resets keyboard (LED off, echo scancode mode off)
// 0x9E sets echo scancode mode from (0x81 to 0xFF; translates to 0x01 to 0x7F)
// Other echos: 0x15~0x19 send 0x15~0x19, 0x40 sends 0x40 (as well as 0x44,0x45, 0x80)
// 0x8C Acks the keyboard and gets 0x70 sent back (delayed)
// Send data to keyboard
uint8_t scan_sendData( uint8_t dataPayload )
{
// Debug
@ -212,24 +215,23 @@ void scan_finishedWithBuffer( void )
// Reset/Hold keyboard TODO
// Warning! This will cause the keyboard to not send any data, so you can't disable with a keypress
// The Micro Switch 8304 has a dedicated reset line
void scan_lockKeyboard( void )
{
//UNSET_RESET();
}
void scan_unlockKeyboard( void )
{
//SET_RESET();
}
// Reset Keyboard TODO
// Reset Keyboard
void scan_resetKeyboard( void )
{
// Reset command for the 8304
//scan_sendData( 0x92 );
// Empty buffer, now that keyboard has been reset
KeyIndex_BufferUsed = 0;
}
void scan_finishedWithUSBBuffer( void )
{
return;
}