// Setup
inline void LED_setup()
{
// Register Scan CLI dictionary
CLI_registerDictionary( ledCLIDict, ledCLIDictName );
// Initialize I2C
I2C_setup();
// Zero out Frame Registers
// This needs to be done before disabling the hardware shutdown (or the leds will do undefined things)
LED_zeroPages( 0x0B, 1, 0x00, 0x0C ); // Control Registers
// Disable Hardware shutdown of ISSI chip (pull high)
GPIOB_PDDR |= (1<<16);
PORTB_PCR16 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1);
GPIOB_PSOR |= (1<<16);
// Clear LED Pages
LED_zeroPages( 0x00, 8, 0x00, 0xB4 ); // LED Registers
// Enable LEDs based upon mask
LED_sendPage( (uint8_t*)LED_ledEnableMask, sizeof( LED_ledEnableMask ), 0 );
// Disable Software shutdown of ISSI chip
LED_writeReg( 0x0A, 0x01, 0x0B );
}
// Setup
inline void LED_setup()
{
// Register Scan CLI dictionary
CLI_registerDictionary( ledCLIDict, ledCLIDictName );
// Initialize I2C
I2C_setup();
// Zero out Frame Registers
// This needs to be done before disabling the hardware shutdown (or the leds will do undefined things)
LED_zeroPages( 0x0B, 1, 0x00, 0x0C ); // Control Registers
// Disable Hardware shutdown of ISSI chip (pull high)
GPIOB_PDDR |= (1<<16);
PORTB_PCR16 = PORT_PCR_SRE | PORT_PCR_DSE | PORT_PCR_MUX(1);
GPIOB_PSOR |= (1<<16);
// Clear LED Pages
LED_zeroPages( 0x00, 8, 0x00, 0xB4 ); // LED Registers
// Enable LEDs based upon mask
LED_sendPage( (uint8_t*)LED_ledEnableMask1, sizeof( LED_ledEnableMask1 ), 0 );
// Set default brightness
LED_sendPage( (uint8_t*)LED_defaultBrightness1, sizeof( LED_defaultBrightness1 ), 0 );
// Do not disable software shutdown of ISSI chip unless current is high enough
// Require at least 150 mA
// May be enabled/disabled at a later time
if ( Output_current_available() >= 150 )
{
// Disable Software shutdown of ISSI chip
LED_writeReg( 0x0A, 0x01, 0x0B );
}
}
void cliFunc_ledStart( char* args )
{
print( NL ); // No \r\n by default after the command is entered
LED_zeroPages( 0x0B, 1, 0x00, 0x0C ); // Control Registers
//LED_zeroPages( 0x00, 8, 0x00, 0xB4 ); // LED Registers
LED_writeReg( 0x0A, 0x01, 0x0B );
LED_sendPage( (uint8_t*)LED_ledEnableMask1, sizeof( LED_ledEnableMask1 ), 0 );
}
void my_LED_write_Auto_Play_Control_Reg2() {
int ch = 0;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
uint8_t addr = LED_ChannelMapping[ ch ].addr;
char s[3];
LED_writeReg( bus, addr, 0x03, fdt, ISSI_ConfigPage ); // Auto Play Control Register (0x03)
my_LED_itoa( fdt, s );
my_LCD_set_str( s, 3, 19 );
my_LCD_display_image( 3 );
} // my_LED_write_Auto_Play_Control_Reg2
void my_LED_write_Picture_Display_Reg() {
int ch = 0;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
uint8_t addr = LED_ChannelMapping[ ch ].addr;
char s[3];
LED_writeReg( bus, addr, 0x01, pfs, ISSI_ConfigPage ); // Picture Display Register (0x01)
my_LED_itoa( pfs, s );
my_LCD_set_str( s, 2, 4 );
my_LCD_display_image( 3 );
} // my_LED_write_Picture_Display_Reg
void LED_setBrightness(uint8_t brightness) {
LED_brightness = brightness;
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3732_define == 1 || ISSI_Chip_31FL3736_define == 1
// Update brightness
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3736_define == 1
LED_writeReg( bus, addr, 0x01, LED_brightness, ISSI_ConfigPage );
#elif ISSI_Chip_31FL3732_define == 1
LED_writeReg( bus, addr, 0x04, LED_brightness, ISSI_ConfigPage );
#endif
}
#elif ISSI_Chip_31FL3731_define == 1
// XXX (HaaTa) - Brightness is emulated
#endif
}
void cliFunc_ledSet( char* args )
{
print( NL ); // No \r\n by default after the command is entered
char* curArgs;
char* arg1Ptr;
char* arg2Ptr = args;
// Process speed argument if given
curArgs = arg2Ptr;
CLI_argumentIsolation( curArgs, &arg1Ptr, &arg2Ptr );
// Reset brightness
if ( *arg1Ptr == '\0' )
{
LED_brightness = ISSI_Global_Brightness_define;
}
else
{
LED_brightness = numToInt( arg1Ptr );
}
info_msg("LED Brightness Set");
#if ISSI_Chip_31FL3733_define || ISSI_Chip_31FL3732_define
// Update brightness
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
#if ISSI_Chip_31FL3733_define == 1
LED_writeReg( bus, addr, 0x01, LED_brightness, ISSI_ConfigPage );
#elif ISSI_Chip_31FL3732_define == 1
LED_writeReg( bus, addr, 0x04, LED_brightness, ISSI_ConfigPage );
#elif ISSI_Chip_31FL3731_define == 1
// XXX (HaaTa) - This is emulated, see LED_scan and LED_linkedSend for implementation
#endif
}
#endif
}
void my_LED_write_Breath_Control_Reg1() {
int ch = 0;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t fot_fit;
char s[3];
fot_fit = ( fot << 4 ) | fit;
LED_writeReg( bus, addr, 0x08, fot_fit, ISSI_ConfigPage ); // Breath Control Register 1 (0x08)
my_LED_itoa( fot, s ); my_LCD_set_str( s, 4, 14 );
my_LED_itoa( fit, s ); my_LCD_set_str( s, 4, 9 );
my_LCD_display_image( 3 );
} // my_LED_write_Breath_Control_Reg1
void my_LED_write_Auto_Play_Control_Reg1() {
int ch = 0;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t cns_fns;
char s[3];
cns_fns = ( cns << 4 ) | fns;
LED_writeReg( bus, addr, 0x02, cns_fns, ISSI_ConfigPage ); // Auto Play Control Register (0x02)
my_LED_itoa( cns, s ); my_LCD_set_str( s, 3, 9 );
my_LED_itoa( fns, s ); my_LCD_set_str( s, 3, 14 );
my_LCD_display_image( 3 );
} // my_LED_write_Auto_Play_Control_Reg1
void my_LED_write_Configuration_Reg() {
int ch = 0;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t mode_fs;
char s[3];
mode_fs = ( mode << 3 ) | fs;
LED_writeReg( bus, addr, 0x00, mode_fs, ISSI_ConfigPage ); // Configuration Register (0x00)
my_LED_itoa( mode, s ); my_LCD_set_str( s, 1, 19 );
my_LED_itoa( fs, s ); my_LCD_set_str( s, 3, 4 );
my_LCD_display_image( 3 );
} // my_LED_write_Configuration_Reg
void my_LED_write_Breath_Control_Reg2() {
int ch = 0;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t b_en_et;
char s[3];
b_en_et = ( b_en << 4 ) | et;
LED_writeReg( bus, addr, 0x09, b_en_et, ISSI_ConfigPage ); // Breath Control Register 2 (0x09)
my_LED_itoa( b_en, s ); my_LCD_set_str( s, 4, 4 );
my_LED_itoa( et, s ); my_LCD_set_str( s, 4, 19 );
my_LCD_display_image( 3 );
} // my_LED_write_Breath_Control_Reg2
inline uint8_t LED_scan()
{
// Check for current change event
if ( LED_currentEvent )
{
// TODO dim LEDs in low power mode instead of shutting off
if ( LED_currentEvent < 150 )
{
// Enable Software shutdown of ISSI chip
LED_writeReg( 0x0A, 0x00, 0x0B );
}
else
{
// Disable Software shutdown of ISSI chip
LED_writeReg( 0x0A, 0x01, 0x0B );
}
LED_currentEvent = 0;
}
return 0;
}
void my_LED_write_Display_Option_Reg() {
int ch = 0;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t ic_be_bpt;
char s[3];
ic_be_bpt = ( ic << 5 ) | ( be << 3 ) | bpt;
LED_writeReg( bus, addr, 0x05, ic_be_bpt, ISSI_ConfigPage ); // Display Option Register (0x05)
my_LED_itoa( ic, s ); my_LCD_set_str( s, 2, 9 );
my_LED_itoa( be, s ); my_LCD_set_str( s, 2, 14 );
my_LED_itoa( bpt, s ); my_LCD_set_str( s, 2, 19 );
my_LCD_display_image( 3 );
} // my_LED_write_Display_Option_Reg
// Read address
uint8_t LED_readReg( uint8_t bus, uint8_t addr, uint8_t reg, uint8_t page )
{
/*
info_msg("I2C Read Bus: ");
printHex( bus );
print(" Addr: ");
printHex( addr );
print(" Reg: ");
printHex( reg );
print(" Page: ");
printHex( page );
print( NL );
*/
#if ISSI_Chip_31FL3731_define == 1 || ISSI_Chip_31FL3732_define == 1
// Software shutdown must be enabled to read registers
LED_writeReg( bus, addr, 0x0A, 0x00, ISSI_ConfigPage );
#endif
// Setup page
LED_setupPage( bus, addr, page );
// Register Read Command
uint16_t regReadCmd[] = { addr, reg, I2C_RESTART, addr | 0x1, I2C_READ };
uint8_t recv_data;
// Request single register byte
while ( i2c_read( bus, regReadCmd, sizeof( regReadCmd ) / 2, &recv_data ) == -1 )
delay_us( ISSI_SendDelay );
#if ISSI_Chip_31FL3731_define == 1 || ISSI_Chip_31FL3732_define == 1
// Disable software shutdown
LED_writeReg( bus, addr, 0x0A, 0x01, ISSI_ConfigPage );
#endif
return recv_data;
}
void LED_readPage( uint8_t len, uint8_t page )
{
// Software shutdown must be enabled to read registers
LED_writeReg( 0x0A, 0x00, 0x0B );
// Page Setup
uint8_t pageSetup[] = { 0xE8, 0xFD, page };
// Setup page
while ( I2C_Send( pageSetup, sizeof( pageSetup ), 0 ) == 0 )
delay(1);
// Register Setup
uint8_t regSetup[] = { 0xE8, 0x00 };
// Read each register in the page
for ( uint8_t reg = 0; reg < len; reg++ )
{
// Update register to read
regSetup[1] = reg;
// Configure register
while ( I2C_Send( regSetup, sizeof( regSetup ), 0 ) == 0 )
delay(1);
// Register Read Command
uint8_t regReadCmd[] = { 0xE9 };
// Request single register byte
while ( I2C_Send( regReadCmd, sizeof( regReadCmd ), 1 ) == 0 )
delay(1);
dbug_print("NEXT");
}
// Disable software shutdown
LED_writeReg( 0x0A, 0x01, 0x0B );
}
// Detect short or open circuit in Matrix
// Only works with IS31FL3733
void LED_shortOpenDetect()
{
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3736_define == 1
// Pause ISSI processing
LED_pause = 1;
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
// Set Global Current Control (needed for accurate reading)
LED_writeReg( bus, addr, 0x01, 0x01, ISSI_ConfigPage );
// Enable master sync for the first chip and disable software shutdown
// Also enable OSD (Open/Short Detect)
if ( ch == 0 )
{
LED_writeReg( bus, addr, 0x00, 0x45, ISSI_ConfigPage );
}
// Slave sync for the rest and disable software shutdown
// Also enable OSD (Open/Short Detect)
else
{
LED_writeReg( bus, addr, 0x00, 0x85, ISSI_ConfigPage );
}
// Wait for 3.3 ms before reading the value
// Needs at least 3.264 ms to query the information
delay_us(3300);
// Read registers
info_msg("Bus: ");
printHex( bus );
print(" Addr: ");
printHex( addr );
print(" - 0x18 -> 0x2F + 0x30 -> 0x47");
print(NL);
// Validate open detection
// TODO
for ( uint8_t reg = 0x18; reg < 0x30; reg++ )
{
uint8_t val = LED_readReg( bus, addr, reg, ISSI_LEDControlPage );
printHex_op( val, 2 );
print(" ");
}
print(NL);
// Validate short detection
// TODO
for ( uint8_t reg = 0x30; reg < 0x48; reg++ )
{
uint8_t val = LED_readReg( bus, addr, reg, ISSI_LEDControlPage );
printHex_op( val, 2 );
print(" ");
}
print(NL);
}
// We have to adjust various settings in order to get the correct reading
// Reset ISSI configuration
LED_reset();
#endif
}
void LED_reset()
{
// Force PixelMap to stop during reset
Pixel_FrameState = FrameState_Sending;
// Disable FPS by default
LED_displayFPS = 0;
// Enable Hardware shutdown (pull low)
GPIO_Ctrl( hardware_shutdown_pin, GPIO_Type_DriveSetup, GPIO_Config_Pullup );
GPIO_Ctrl( hardware_shutdown_pin, GPIO_Type_DriveLow, GPIO_Config_Pullup );
delay_us(50);
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3736_define == 1
// Reset I2C bus
GPIO_Ctrl( iirst_pin, GPIO_Type_DriveSetup, GPIO_Config_Pullup );
GPIO_Ctrl( iirst_pin, GPIO_Type_DriveHigh, GPIO_Config_Pullup );
delay_us(50);
GPIO_Ctrl( iirst_pin, GPIO_Type_DriveLow, GPIO_Config_Pullup );
#endif
// Disable Hardware shutdown of ISSI chips (pull high)
if ( LED_enable && LED_enable_current )
{
GPIO_Ctrl( hardware_shutdown_pin, GPIO_Type_DriveHigh, GPIO_Config_Pullup );
}
// Clear LED Pages
// Enable LEDs based upon mask
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3736_define == 1
// POR (Power-on-Reset)
// Clears all registers to default value (i.e. zeros)
LED_readReg( bus, addr, 0x11, ISSI_ConfigPage );
// Set the enable mask
LED_sendPage(
bus,
addr,
(uint16_t*)&LED_ledEnableMask[ ch ],
sizeof( LED_EnableBuffer ) / 2,
0
);
#else
// Clear LED control pages
LED_zeroPages( bus, addr, 0x00, ISSI_LEDPages, 0x00, ISSI_PageLength ); // LED Registers
// Copy enable mask to send buffer
for ( uint8_t reg = 0; reg < LED_EnableBufferLength; reg++ )
{
LED_pageBuffer[ ch ].ledctrl[ reg ] = LED_ledEnableMask[ ch ].buffer[ reg ];
}
#endif
}
// Reset global brightness
LED_brightness = settings.brightness;
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3736_define == 1
// Enable pull-up and pull-down anti-ghosting resistors
// Set global brightness control
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
LED_writeReg( bus, addr, 0x01, LED_brightness, ISSI_ConfigPage );
LED_writeReg( bus, addr, 0x0F, 0x07, ISSI_ConfigPage ); // Pull-up
LED_writeReg( bus, addr, 0x10, 0x07, ISSI_ConfigPage ); // Pull-down
}
#elif ISSI_Chip_31FL3732_define == 1
// Set global brightness control
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
LED_writeReg( bus, addr, 0x04, LED_brightness, ISSI_ConfigPage );
}
#endif
// Setup ISSI frame and sync modes; then disable software shutdown
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3736_define == 1
// Enable master sync for the last chip and disable software shutdown
// XXX (HaaTa); The last chip is used as it is the last chip all of the frame data is sent to
// This is imporant as it may take more time to send the packet than the ISSI chip can handle
// between frames.
if ( ch == ISSI_Chips_define - 1 )
{
LED_writeReg( bus, addr, 0x00, 0x41, ISSI_ConfigPage );
}
// Slave sync for the rest and disable software shutdown
else
{
LED_writeReg( bus, addr, 0x00, 0x81, ISSI_ConfigPage );
}
#elif ISSI_Chip_31FL3732_define == 1
// Enable master sync for the first chip
if ( ch == 0 )
{
LED_writeReg( bus, addr, 0x00, 0x40, ISSI_ConfigPage );
}
// Slave sync for the rest
else
{
LED_writeReg( bus, addr, 0x00, 0x80, ISSI_ConfigPage );
}
// Disable Software shutdown of ISSI chip
LED_writeReg( bus, addr, 0x0A, 0x01, ISSI_ConfigPage );
#else
// Set MODE to Picture Frame
LED_writeReg( bus, addr, 0x00, 0x00, ISSI_ConfigPage );
// Disable Software shutdown of ISSI chip
LED_writeReg( bus, addr, 0x0A, 0x01, ISSI_ConfigPage );
#endif
}
// Force PixelMap to be ready for the next frame
Pixel_FrameState = FrameState_Update;
// Un-pause ISSI processing
LED_pause = 0;
}
void LED_control( LedControl control, uint8_t arg )
{
switch ( control )
{
case LedControl_brightness_decrease_all:
LED_enable = 1;
// Only decrease to zero
if ( LED_brightness - arg < 0 )
LED_brightness = 0;
else
LED_brightness -= arg;
break;
case LedControl_brightness_increase_all:
LED_enable = 1;
// Only increase to max
if ( LED_brightness + arg > 0xFF )
LED_brightness = 0xFF;
else
LED_brightness += arg;
break;
case LedControl_brightness_set_all:
LED_enable = 1;
#if ISSI_Chip_31FL3731_define == 1
LED_brightness = ISSI_Global_Brightness_define;
#else
LED_brightness = arg;
#endif
break;
case LedControl_off:
LED_enable = 0;
return;
case LedControl_on:
LED_enable = 1;
return;
case LedControl_toggle:
LED_enable = !LED_enable;
return;
}
#if ISSI_Chip_31FL3733_define || ISSI_Chip_31FL3732_define
// Update brightness
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
#if ISSI_Chip_31FL3733_define == 1
LED_writeReg( bus, addr, 0x01, LED_brightness, ISSI_ConfigPage );
#elif ISSI_Chip_31FL3732_define == 1
LED_writeReg( bus, addr, 0x04, LED_brightness, ISSI_ConfigPage );
#elif ISSI_Chip_31FL3731_define == 1
// XXX (HaaTa) - This is emulated, see LED_scan for implementation
#endif
}
#endif
}
void LED_control( LedControl control, uint8_t arg )
{
switch ( control )
{
case LedControl_brightness_decrease_all:
LED_enable = 1;
// Only decrease to zero
if ( LED_brightness - arg < 0 )
{
LED_brightness = 0;
}
else
{
LED_brightness -= arg;
}
break;
case LedControl_brightness_increase_all:
LED_enable = 1;
// Only increase to max
if ( LED_brightness + arg > 0xFF )
{
LED_brightness = 0xFF;
}
else
{
LED_brightness += arg;
}
break;
case LedControl_brightness_set_all:
LED_enable = 1;
LED_brightness = arg;
break;
case LedControl_off:
LED_enable = 0;
return;
case LedControl_on:
LED_enable = 1;
return;
case LedControl_toggle:
LED_enable = !LED_enable;
return;
case LedControl_set_fps:
LED_framerate = (uint32_t)arg;
return;
case LedControl_increase_fps:
if ( LED_framerate > 0 )
{
// Smaller timeout, higher FPS
LED_framerate -= arg;
}
return;
case LedControl_decrease_fps:
if ( LED_framerate < 0xFF )
{
// Higher timeout, lower FPS
LED_framerate += arg;
}
return;
case LedControl_default_fps:
LED_framerate = ISSI_FrameRate_ms_define;
return;
case LedControl_brightness_default:
LED_brightness = ISSI_Global_Brightness_define;
return;
}
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3732_define == 1 || ISSI_Chip_31FL3736_define == 1
// Update brightness
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
#if ISSI_Chip_31FL3733_define == 1 || ISSI_Chip_31FL3736_define == 1
LED_writeReg( bus, addr, 0x01, LED_brightness, ISSI_ConfigPage );
#elif ISSI_Chip_31FL3732_define == 1
LED_writeReg( bus, addr, 0x04, LED_brightness, ISSI_ConfigPage );
#endif
}
#elif ISSI_Chip_31FL3731_define == 1
// XXX (HaaTa) - Brightness is emulated
#endif
}
void LED_reset()
{
// Force PixelMap to stop during reset
Pixel_FrameState = FrameState_Sending;
// Disable FPS by default
LED_displayFPS = 0;
#if ISSI_Chip_31FL3733_define == 1
// Reset I2C bus
GPIOC_PSOR |= (1<<5);
delay_us(200);
GPIOC_PCOR |= (1<<5);
#endif
// Clear LED Pages
// Enable LEDs based upon mask
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
#if ISSI_Chip_31FL3733_define == 1
// POR (Power-on-Reset)
// Clears all registers to default value (i.e. zeros)
LED_readReg( bus, addr, 0x11, ISSI_ConfigPage );
#else
// Clear LED control pages
LED_zeroPages( bus, addr, 0x00, ISSI_LEDPages, 0x00, ISSI_PageLength ); // LED Registers
#endif
// Set the enable mask
LED_sendPage(
bus,
addr,
(uint16_t*)&LED_ledEnableMask[ ch ],
sizeof( LED_EnableBuffer ) / 2,
0
);
}
#if ISSI_Chip_31FL3733_define == 1
// Enable pull-up and pull-down anti-ghosting resistors
// Set global brightness control
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
LED_writeReg( bus, addr, 0x01, LED_brightness, ISSI_ConfigPage );
LED_writeReg( bus, addr, 0x0F, 0x07, ISSI_ConfigPage ); // Pull-up
LED_writeReg( bus, addr, 0x10, 0x07, ISSI_ConfigPage ); // Pull-down
}
#elif ISSI_Chip_31FL3732_define == 1
// Set global brightness control
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
LED_writeReg( bus, addr, 0x04, LED_brightness, ISSI_ConfigPage );
}
#endif
// Setup ISSI frame and sync modes; then disable software shutdown
for ( uint8_t ch = 0; ch < ISSI_Chips_define; ch++ )
{
uint8_t addr = LED_ChannelMapping[ ch ].addr;
uint8_t bus = LED_ChannelMapping[ ch ].bus;
#if ISSI_Chip_31FL3733_define == 1
// Enable master sync for the first chip and disable software shutdown
if ( ch == 0 )
{
LED_writeReg( bus, addr, 0x00, 0x41, ISSI_ConfigPage );
}
// Slave sync for the rest and disable software shutdown
else
{
LED_writeReg( bus, addr, 0x00, 0x81, ISSI_ConfigPage );
}
#elif ISSI_Chip_31FL3732_define == 1
// Enable master sync for the first chip
if ( ch == 0 )
{
LED_writeReg( bus, addr, 0x00, 0x40, ISSI_ConfigPage );
}
// Slave sync for the rest
else
{
LED_writeReg( bus, addr, 0x00, 0x80, ISSI_ConfigPage );
}
// Disable Software shutdown of ISSI chip
LED_writeReg( bus, addr, 0x0A, 0x01, ISSI_ConfigPage );
#else
// Set MODE to Picture Frame
LED_writeReg( bus, addr, 0x00, 0x00, ISSI_ConfigPage );
// Disable Software shutdown of ISSI chip
LED_writeReg( bus, addr, 0x0A, 0x01, ISSI_ConfigPage );
#endif
}
// Force PixelMap to be ready for the next frame
Pixel_FrameState = FrameState_Update;
// Un-pause ISSI processing
LED_pause = 0;
}
