Added SPI burst mode to spi 8 bit.
Dependents:
Bicycl_Computer_NUCLEO-F411RE
Bicycl_Computer_NUCLEO-L476RG
Fork of
UniGraphic
by GraphicsDisplay
« Back to documentation index
PAR8 Class Reference
Parallel 8bit interface.
More...
#include <PAR8.h >
Inherits Protocols .
Public Member Functions
PAR8 (PortName port, PinName CS, PinName reset, PinName DC, PinName WR, PinName RD)
Create a PAR8 display interface with a GPIO port and 5 control pins.
Protected Member Functions
virtual void wr_cmd8 (unsigned char cmd)
Send 8bit command to display controller.
virtual void wr_data8 (unsigned char data)
Send 8bit data to display controller.
virtual void wr_cmd16 (unsigned short cmd)
Send 2x8bit command to display controller.
virtual void wr_data16 (unsigned short data)
Send 2x8bit data to display controller.
virtual void wr_gram (unsigned short data)
Send 16bit pixeldata to display controller.
virtual void wr_gram (unsigned short data, unsigned int count)
Send same 16bit pixeldata to display controller multiple times.
virtual void wr_grambuf (unsigned short *data, unsigned int lenght)
Send array of pixeldata shorts to display controller.
virtual unsigned short rd_gram (bool convert)
Read 16bit pixeldata from display controller (with dummy cycle)
virtual unsigned int rd_reg_data32 (unsigned char reg)
Read 4x8bit register data (with dummy cycle)
virtual unsigned int rd_extcreg_data32 (unsigned char reg, unsigned char SPIreadenablecmd)
Read 3x8bit ExtendedCommands register data.
virtual void hw_reset ()
HW reset sequence (without display init commands)
virtual void BusEnable (bool enable)
Set ChipSelect high or low.
Detailed Description
Parallel 8bit interface.
Definition at line 10 of file PAR8.h .
Constructor & Destructor Documentation
PAR8
(
PortName
port ,
PinName
CS ,
PinName
reset ,
PinName
DC ,
PinName
WR ,
PinName
RD
)
Create a PAR8 display interface with a GPIO port and 5 control pins.
Parameters:
port GPIO port to use
CS pin connected to CS of display
reset pin connected to RESET of display
DC pin connected to data/command of display
WR pin connected to SDI of display
RD pin connected to RS of display
Definition at line 21 of file PAR8.cpp .
Member Function Documentation
void BusEnable
(
bool
enable )
[protected, virtual]
Set ChipSelect high or low.
Parameters:
Implements Protocols .
Definition at line 281 of file PAR8.cpp .
void hw_reset
(
)
[protected, virtual]
HW reset sequence (without display init commands)
Implements Protocols .
Definition at line 266 of file PAR8.cpp .
unsigned int rd_extcreg_data32
(
unsigned char
reg ,
unsigned char
SPIreadenablecmd
)
[protected, virtual]
Read 3x8bit ExtendedCommands register data.
Parameters:
Returns: data as uint
Note: EXTC regs (0xB0 to 0xFF) are read/write registers, for Parallel mode directly accessible in both directions
Implements Protocols .
Definition at line 262 of file PAR8.cpp .
unsigned short rd_gram
(
bool
convert )
[protected, virtual]
Read 16bit pixeldata from display controller (with dummy cycle)
Parameters:
convert true/false. Convert 18bit to 16bit, some controllers returns 18bit
Returns: 16bit color
Implements Protocols .
Definition at line 177 of file PAR8.cpp .
unsigned int rd_reg_data32
(
unsigned char
reg )
[protected, virtual]
Read 4x8bit register data (with dummy cycle)
Parameters:
Returns: data as uint
Implements Protocols .
Definition at line 217 of file PAR8.cpp .
void wr_cmd16
(
unsigned short
cmd )
[protected, virtual]
Send 2x8bit command to display controller.
Parameters:
Implements Protocols .
Definition at line 74 of file PAR8.cpp .
void wr_cmd8
(
unsigned char
cmd )
[protected, virtual]
Send 8bit command to display controller.
Parameters:
Implements Protocols .
Definition at line 48 of file PAR8.cpp .
void wr_data16
(
unsigned short
data )
[protected, virtual]
Send 2x8bit data to display controller.
Parameters:
Implements Protocols .
Definition at line 90 of file PAR8.cpp .
void wr_data8
(
unsigned char
data )
[protected, virtual]
Send 8bit data to display controller.
Parameters:
Implements Protocols .
Definition at line 61 of file PAR8.cpp .
void wr_gram
(
unsigned short
data )
[protected, virtual]
Send 16bit pixeldata to display controller.
Parameters:
Implements Protocols .
Definition at line 106 of file PAR8.cpp .
void wr_gram
(
unsigned short
data ,
unsigned int
count
)
[protected, virtual]
Send same 16bit pixeldata to display controller multiple times.
Parameters:
data,: halfword to send
count,: how many
Implements Protocols .
Definition at line 122 of file PAR8.cpp .
void wr_grambuf
(
unsigned short *
data ,
unsigned int
lenght
)
[protected, virtual]
Send array of pixeldata shorts to display controller.
Parameters:
data,: unsigned short pixeldata array
lenght,: lenght (in shorts)
Implements Protocols .
Definition at line 156 of file PAR8.cpp .