Updates to gdisp Nokia driver
For gdisp Nokia driver - Add get_bus and release_bus into the board interface definition - Tidy the code up for readability using some macros.ugfx_release_2.6
Andrew Hannam
parent
f6455189f8
commit
e34ebdcae5
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@ -80,13 +80,21 @@
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#include "gdisp_lld_board.h"
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#endif
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static __inline void gdisp_lld_setviewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
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GDISP_LLD(write_cmd)(CASET); // Column address set
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GDISP_LLD(write_data)(x);
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GDISP_LLD(write_data)(x+cx-1);
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GDISP_LLD(write_cmd)(PASET); // Page address set
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GDISP_LLD(write_data)(y);
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GDISP_LLD(write_data)(y+cy-1);
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// Some macros just to make reading the code easier
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#define write_data(d1) GDISP_LLD(write_data)(d1)
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#define write_data2(d1, d2) { write_data(d1); write_data(d2); }
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#define write_data3(d1, d2, d3) { write_data(d1); write_data(d2); write_data(d3); }
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#define write_cmd(cmd) GDISP_LLD(write_cmd)(cmd)
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#define write_cmd1(cmd, d1) { write_cmd(cmd); write_data(d1); }
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#define write_cmd2(cmd, d1, d2) { write_cmd(cmd); write_data2(d1, d2); }
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#define write_cmd3(cmd, d1, d2, d3) { write_cmd(cmd); write_data3(d1, d2, d3); }
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// A very common thing to do.
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// An inline function has been used here incase the parameters have side effects with the internal calculations.
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static __inline void setviewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
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write_cmd2(CASET, x, x+cx-1); // Column address set
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write_cmd2(PASET, y, y+cy-1); // Page address set
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}
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/*===========================================================================*/
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@ -118,103 +126,95 @@ bool_t GDISP_LLD(init)(void) {
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GDISP_LLD(setpin_reset)(FALSE);
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chThdSleepMilliseconds(20);
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// Get the bus for the following initialisation commands
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GDISP_LLD(get_bus);
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#if defined(GDISP_USE_GE8)
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GDISP_LLD(write_cmd)(DISCTL); // Display control
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GDISP_LLD(write_data)(0x00); // P1: 0x00 = 2 divisions, switching period=8 (default)
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GDISP_LLD(write_data)(0x20); // P2: 0x20 = nlines/4 - 1 = 132/4 - 1 = 32)
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GDISP_LLD(write_data)(0x00); // P3: 0x00 = no inversely highlighted lines
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GDISP_LLD(write_cmd)(COMSCN); // COM scan
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GDISP_LLD(write_data)(1); // P1: 0x01 = Scan 1->80, 160<-81
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GDISP_LLD(write_cmd)(OSCON); // Internal oscilator ON
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GDISP_LLD(write_cmd)(SLPOUT); // Sleep out
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GDISP_LLD(write_cmd)(PWRCTR); // Power control
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GDISP_LLD(write_data)(0x0f); // reference voltage regulator on, circuit voltage follower on, BOOST ON
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GDISP_LLD(write_cmd)(DATCTL); // Data control
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GDISP_LLD(write_data)(0x48); // P1: 0x01 = page address inverted, column address normal, address scan in column direction
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GDISP_LLD(write_data)(0x00); // P2: 0x00 = RGB sequence (default value)
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GDISP_LLD(write_data)(0x02); // P3: 0x02 = Grayscale -> 16 (selects 12-bit color, type A)
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GDISP_LLD(write_cmd)(VOLCTR); // Voltage control (contrast setting)
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GDISP_LLD(write_data)(GDISP_INITIAL_CONTRAST); // P1 = Contrast
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GDISP_LLD(write_data)(3); // P2 = 3 resistance ratio (only value that works)
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chThdSleepMilliseconds(100); // allow power supply to stabilize
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GDISP_LLD(write_cmd)(DISON); // Turn on the display
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write_cmd3(DISCTL, 0x00, 0x20, 0x00); // Display control
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// P1: 0x00 = 2 divisions, switching period=8 (default)
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// P2: 0x20 = nlines/4 - 1 = 132/4 - 1 = 32)
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// P3: 0x00 = no inversely highlighted lines
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write_cmd1(COMSCN, 0x01); // COM scan P1: 0x01 = Scan 1->80, 160<-81
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write_cmd(OSCON); // Internal oscilator ON
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write_cmd(SLPOUT); // Sleep out
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write_cmd1(PWRCTR, 0x0F); // Power control - reference voltage regulator on, circuit voltage follower on, BOOST ON
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write_cmd3(DATCTL, 0x48, 0x00, 0x02); // Data control
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// P1: 0x01 = page address inverted, column address normal, address scan in column direction
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// P2: 0x00 = RGB sequence (default value)
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// P3: 0x02 = Grayscale -> 16 (selects 12-bit color, type A)
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write_cmd2(VOLCTR, GDISP_INITIAL_CONTRAST, 0x03); // Voltage control (contrast setting)
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// P1 = Contrast
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// P2 = 3 resistance ratio (only value that works)
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chThdSleepMilliseconds(100); // allow power supply to stabilize
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write_cmd(DISON); // Turn on the display
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#elif defined(GDISP_USE_GE12)
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// UNTESTED
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#if 1
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GDISP_LLD(write_cmd)(SLEEPOUT); // Sleep out
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GDISP_LLD(write_cmd)(INVON); // Inversion on: seems to be required for this controller
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GDISP_LLD(write_cmd)(COLMOD); // Color Interface Pixel Format
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GDISP_LLD(write_data)(0x03); // 0x03 = 12 bits-per-pixel
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GDISP_LLD(write_cmd)(MADCTL); // Memory access controler
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GDISP_LLD(write_data)(0xC8); // 0xC0 = mirror x and y, reverse rgb
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GDISP_LLD(write_cmd)(SETCON); // Write contrast
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GDISP_LLD(write_data)(GDISP_INITIAL_CONTRAST); // contrast - experiental value
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write_cmd(SLEEPOUT); // Sleep out
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write_cmd(INVON); // Inversion on: seems to be required for this controller
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write_cmd1(COLMOD, 0x03); // Color Interface Pixel Format - 0x03 = 12 bits-per-pixel
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write_cmd1(MADCTL, 0xC8); // Memory access controler - 0xC0 = mirror x and y, reverse rgb
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write_cmd1(SETCON, GDISP_INITIAL_CONTRAST); // Write contrast
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chThdSleepMilliseconds(20);
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GDISP_LLD(write_cmd)(DISPON); // Display On
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write_cmd(DISPON); // Display On
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#else
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// Alternative
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// Hardware reset commented out
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GDISP_LLD(write_cmd)(SOFTRST); // Software Reset
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write_cmd(SOFTRST); // Software Reset
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chThdSleepMilliseconds(20);
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GDISP_LLD(write_cmd)(INITESC); // Initial escape
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write_cmd(INITESC); // Initial escape
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chThdSleepMilliseconds(20);
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GDISP_LLD(write_cmd)(REFSET); // Refresh set
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GDISP_LLD(write_data)(0);
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GDISP_LLD(write_cmd)(DISPCTRL); // Set Display control
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GDISP_LLD(write_data)(128); // Set the lenght of one selection term
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GDISP_LLD(write_data)(128); // Set N inversion -> no N inversion
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GDISP_LLD(write_data)(134); // Set frame frequence and bias rate -> 2 devision of frequency and 1/8 bias, 1/67 duty, 96x67 size
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GDISP_LLD(write_data)(84); // Set duty parameter
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GDISP_LLD(write_data)(69); // Set duty parameter
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GDISP_LLD(write_data)(82); // Set duty parameter
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GDISP_LLD(write_data)(67); // Set duty parameter
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GDISP_LLD(write_cmd)(GRAYSCALE0); // Grey scale 0 position set - 15 parameters
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GDISP_LLD(write_data)(1); // GCP1 - gray lavel to be output when the RAM data is "0001"
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GDISP_LLD(write_data)(2); // GCP2 - gray lavel to be output when the RAM data is "0010"
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GDISP_LLD(write_data)(4); // GCP3 - gray lavel to be output when the RAM data is "0011"
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GDISP_LLD(write_data)(8); // GCP4 - gray lavel to be output when the RAM data is "0100"
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GDISP_LLD(write_data)(16); // GCP5 - gray lavel to be output when the RAM data is "0101"
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GDISP_LLD(write_data)(30); // GCP6 - gray lavel to be output when the RAM data is "0110"
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GDISP_LLD(write_data)(40); // GCP7 - gray lavel to be output when the RAM data is "0111"
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GDISP_LLD(write_data)(50); // GCP8 - gray lavel to be output when the RAM data is "1000"
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GDISP_LLD(write_data)(60); // GCP9 - gray lavel to be output when the RAM data is "1001"
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GDISP_LLD(write_data)(70); // GCP10 - gray lavel to be output when the RAM data is "1010"
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GDISP_LLD(write_data)(80); // GCP11 - gray lavel to be output when the RAM data is "1011"
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GDISP_LLD(write_data)(90); // GCP12 - gray lavel to be output when the RAM data is "1100"
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GDISP_LLD(write_data)(100); // GCP13 - gray lavel to be output when the RAM data is "1101"
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GDISP_LLD(write_data)(110); // GCP14 - gray lavel to be output when the RAM data is "1110"
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GDISP_LLD(write_data)(127); // GCP15 - gray lavel to be output when the RAM data is "1111"
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GDISP_LLD(write_cmd)(GAMMA); // Gamma curve set - select gray scale - GRAYSCALE 0 or GREYSCALE 1
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GDISP_LLD(write_data)(1); // Select grey scale 0
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GDISP_LLD(write_cmd)(COMMONDRV); // Command driver output
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GDISP_LLD(write_data)(0); // Set COM1-COM41 side come first, normal mod
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GDISP_LLD(write_cmd)(NORMALMODE); // Set Normal mode (my)
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// GDISP_LLD(write_cmd)(INVERSIONOFF); // Inversion off
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GDISP_LLD(write_cmd)(COLADDRSET); // Column address set
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GDISP_LLD(write_data)(0);
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GDISP_LLD(write_data)(131);
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GDISP_LLD(write_cmd)(PAGEADDRSET); // Page address set
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GDISP_LLD(write_data)(0);
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GDISP_LLD(write_data)(131);
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GDISP_LLD(write_cmd)(ACCESSCTRL); // Memory access controler
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GDISP_LLD(write_data)(0x40); // horizontal
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//GDISP_LLD(write_data)(0x20); // vertical
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GDISP_LLD(write_cmd)(PWRCTRL); // Power control
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GDISP_LLD(write_data)(4); // Internal resistance, V1OUT -> high power mode, oscilator devision rate
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GDISP_LLD(write_cmd)(SLEEPOUT); // Sleep out
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GDISP_LLD(write_cmd)(VOLTCTRL); // Voltage control - voltage control and write contrast define LCD electronic volume
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//GDISP_LLD(write_data)(0x7f); // full voltage control
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//GDISP_LLD(write_data)(0x03); // must be "1"
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GDISP_LLD(write_cmd)(CONTRAST); // Write contrast
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GDISP_LLD(write_data)(GDISP_INITIAL_CONTRAST); // contrast
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write_cmd1(REFSET, 0x00); // Refresh set
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write_cmd(DISPCTRL); // Set Display control - really 7 bytes of data
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write_data(128); // Set the lenght of one selection term
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write_data(128); // Set N inversion -> no N inversion
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write_data(134); // Set frame frequence and bias rate -> 2 devision of frequency and 1/8 bias, 1/67 duty, 96x67 size
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write_data(84); // Set duty parameter
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write_data(69); // Set duty parameter
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write_data(82); // Set duty parameter
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write_data(67); // Set duty parameter
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write_cmd(GRAYSCALE0); // Grey scale 0 position set - really 15 bytes of data
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write_data(1); // GCP1 - gray lavel to be output when the RAM data is "0001"
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write_data(2); // GCP2 - gray lavel to be output when the RAM data is "0010"
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write_data(4); // GCP3 - gray lavel to be output when the RAM data is "0011"
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write_data(8); // GCP4 - gray lavel to be output when the RAM data is "0100"
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write_data(16); // GCP5 - gray lavel to be output when the RAM data is "0101"
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write_data(30); // GCP6 - gray lavel to be output when the RAM data is "0110"
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write_data(40); // GCP7 - gray lavel to be output when the RAM data is "0111"
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write_data(50); // GCP8 - gray lavel to be output when the RAM data is "1000"
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write_data(60); // GCP9 - gray lavel to be output when the RAM data is "1001"
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write_data(70); // GCP10 - gray lavel to be output when the RAM data is "1010"
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write_data(80); // GCP11 - gray lavel to be output when the RAM data is "1011"
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write_data(90); // GCP12 - gray lavel to be output when the RAM data is "1100"
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write_data(100); // GCP13 - gray lavel to be output when the RAM data is "1101"
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write_data(110); // GCP14 - gray lavel to be output when the RAM data is "1110"
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write_data(127); // GCP15 - gray lavel to be output when the RAM data is "1111"
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write_cmd1(GAMMA, 0x01); // Gamma curve set - select gray scale - GRAYSCALE 0 or GREYSCALE 1 - Select grey scale 0
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write_cmd1(COMMONDRV, 0x00); // Command driver output - Set COM1-COM41 side come first, normal mod
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write_cmd(NORMALMODE); // Set Normal mode (my)
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// write_cmd(INVERSIONOFF); // Inversion off
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write_cmd2(COLADDRSET, 0, 131); // Column address set
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write_cmd2(PAGEADDRSET, 0, 131); // Page address set
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write_cmd1(ACCESSCTRL, 0x40); // Memory access controler - 0x40 horizontal
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// write_data(0x20); // vertical
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write_cmd1(PWRCTRL, 0x04); // Power control - Internal resistance, V1OUT -> high power mode, oscilator devision rate
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write_cmd(SLEEPOUT); // Sleep out
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write_cmd(VOLTCTRL); // Voltage control - voltage control and write contrast define LCD electronic volume
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// write_data(0x7f); // full voltage control
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// write_data(0x03); // must be "1"
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write_cmd1(CONTRAST, GDISP_INITIAL_CONTRAST); // Write contrast
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chThdSleepMilliseconds(20);
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GDISP_LLD(write_cmd)(TEMPGRADIENT); // Temperature gradient
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for(i=0; i<14; i++) GDISP_LLD(write_data)(0);
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GDISP_LLD(write_cmd)(BOOSTVON); // Booster voltage ON
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GDISP_LLD(write_cmd)(DISPLAYON); // Finally - Display On
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write_cmd(TEMPGRADIENT); // Temperature gradient - really 14 bytes of data
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for(i=0; i<14; i++)
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write_data(0);
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write_cmd(BOOSTVON); // Booster voltage ON
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write_cmd(DISPLAYON); // Finally - Display On
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#endif
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#endif
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// Release the bus
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GDISP_LLD(release_bus);
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/* Turn on the back-light */
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GDISP_LLD(set_backlight)(GDISP_INITIAL_BACKLIGHT);
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@ -247,11 +247,10 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
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#if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
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if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
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#endif
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gdisp_lld_setviewport(x, y, 1, 1);
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GDISP_LLD(write_cmd)(RAMWR);
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GDISP_LLD(write_data)(0);
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GDISP_LLD(write_data)((color>>8) & 0x0F);
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GDISP_LLD(write_data)(color & 0xFF);
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GDISP_LLD(get_bus);
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setviewport(x, y, 1, 1);
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write_cmd3(RAMWR, 0, (color>>8) & 0x0F, color & 0xFF);
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GDISP_LLD(release_bus);
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}
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/* ---- Optional Routines ---- */
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@ -280,13 +279,12 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
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tuples = (cx*cy+1)/2; // With an odd sized area we over-print by one pixel.
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// This extra pixel is ignored by the controller.
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gdisp_lld_setviewport(x, y, cx, cy);
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GDISP_LLD(write_cmd)(RAMWR);
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for(i=0; i < tuples; i++) {
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GDISP_LLD(write_data)((color >> 4) & 0xFF);
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GDISP_LLD(write_data)(((color << 4) & 0xF0)|((color >> 8) & 0x0F));
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GDISP_LLD(write_data)(color & 0xFF);
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}
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GDISP_LLD(get_bus);
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setviewport(x, y, cx, cy);
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write_cmd(RAMWR);
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for(i=0; i < tuples; i++)
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write_data3(((color >> 4) & 0xFF), (((color << 4) & 0xF0)|((color >> 8) & 0x0F)), (color & 0xFF));
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GDISP_LLD(release_bus);
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}
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#endif
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@ -323,8 +321,9 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
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endx = srcx + cx;
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endy = y + cy;
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gdisp_lld_setviewport(x, y, cx, cy);
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GDISP_LLD(write_cmd)(RAMWR);
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GDISP_LLD(get_bus);
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setviewport(x, y, cx, cy);
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write_cmd(RAMWR);
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#if !GDISP_PACKED_PIXELS
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// Although this controller uses packed pixels we support unpacked pixel
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@ -338,9 +337,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
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if (++x >= endx) {
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if (++y >= endy) {
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/* Odd pixel at end */
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GDISP_LLD(write_data)(0);
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GDISP_LLD(write_data)((c1 >> 8) & 0x0F);
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GDISP_LLD(write_data)(c1 & 0xFF);
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write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF));
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break;
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}
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x = srcx;
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@ -348,9 +345,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
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}
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/* Get the next pixel */
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c2 = *buffer++;
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GDISP_LLD(write_data)((c1 >> 4) & 0xFF);
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GDISP_LLD(write_data)(((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F));
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GDISP_LLD(write_data)(c2 & 0xFF);
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write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF));
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if (++x >= endx) {
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if (++y >= endy)
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break;
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@ -380,9 +375,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
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if (++x >= endx) {
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if (++y >= endy) {
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/* Odd pixel at end */
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GDISP_LLD(write_data)(0);
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GDISP_LLD(write_data)((c1 >> 8) & 0x0F);
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GDISP_LLD(write_data)(c1 & 0xFF);
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write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF));
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break;
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}
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x = srcx;
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@ -394,9 +387,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
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case 0: c2 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break;
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case 1: c2 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break;
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}
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GDISP_LLD(write_data)((c1 >> 4) & 0xFF);
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GDISP_LLD(write_data)(((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F));
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GDISP_LLD(write_data)(c2 & 0xFF);
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write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF));
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if (++x >= endx) {
|
||||
if (++y >= endy)
|
||||
break;
|
||||
|
|
@ -406,6 +397,7 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
|
|||
}
|
||||
}
|
||||
#endif
|
||||
GDISP_LLD(release_bus);
|
||||
}
|
||||
#endif
|
||||
|
||||
|
|
@ -547,14 +539,13 @@ void GDISP_LLD(drawpixel)(coord_t x, coord_t y, color_t color) {
|
|||
return;
|
||||
case GDISP_CONTROL_CONTRAST:
|
||||
if ((unsigned)value > 100) value = (void *)100;
|
||||
GDISP_LLD(get_bus);
|
||||
#if defined(GDISP_USE_GE8)
|
||||
GDISP_LLD(write_cmd)(VOLCTR);
|
||||
GDISP_LLD(write_data)((unsigned)value);
|
||||
GDISP_LLD(write_data)(3);
|
||||
write_cmd2(VOLCTR, (unsigned)value, 0x03);
|
||||
#elif defined(GDISP_USE_GE12)
|
||||
GDISP_LLD(write_cmd)(CONTRAST);
|
||||
GDISP_LLD(write_data)((unsigned)value);
|
||||
write_cmd1(CONTRAST,(unsigned)value);
|
||||
#endif
|
||||
GDISP_LLD(release_bus);
|
||||
GDISP.Contrast = (unsigned)value;
|
||||
return;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -72,13 +72,31 @@ static __inline void GDISP_LLD(set_backlight)(uint8_t percent) {
|
|||
}
|
||||
|
||||
/**
|
||||
* @brief Send an 8 bit command to the lcd.
|
||||
*
|
||||
* @param[in] data The command to send
|
||||
* @brief Take exclusive control of the bus
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
static __inline void GDISP_LLD(write_cmd)(uint16_t data) {
|
||||
static __inline void GDISP_LLD(get_bus)(void) {
|
||||
#error "gdispNokia6610: You must supply a definition for get_bus for your board"
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Release exclusive control of the bus
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
static __inline void GDISP_LLD(release_bus)(void) {
|
||||
#error "gdispNokia6610: You must supply a definition for release_bus for your board"
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Send an 8 bit command to the lcd.
|
||||
*
|
||||
* @param[in] cmd The command to send
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
static __inline void GDISP_LLD(write_cmd)(uint16_t cmd) {
|
||||
/* Code here */
|
||||
#error "gdispNokia6610: You must supply a definition for write_cmd for your board"
|
||||
}
|
||||
|
|
|
|||
|
|
@ -175,13 +175,31 @@ static __inline void GDISP_LLD(set_backlight)(uint8_t percent) {
|
|||
}
|
||||
|
||||
/**
|
||||
* @brief Send an 8 bit command to the lcd.
|
||||
*
|
||||
* @param[in] data The command to send
|
||||
* @brief Take exclusive control of the bus
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
static __inline void GDISP_LLD(write_cmd)(uint16_t data) {
|
||||
static __inline void GDISP_LLD(get_bus)(void) {
|
||||
// Nothing to do for this board as the LCD is the only device on the SPI port
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Release exclusive control of the bus
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
static __inline void GDISP_LLD(release_bus)(void) {
|
||||
// Nothing to do for this board as the LCD is the only device on the SPI port
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Send an 8 bit command to the lcd.
|
||||
*
|
||||
* @param[in] cmd The command to send
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
static __inline void GDISP_LLD(write_cmd)(uint16_t cmd) {
|
||||
// wait for the previous transfer to complete
|
||||
while((pSPI->SPI_SR & AT91C_SPI_TXEMPTY) == 0);
|
||||
// send the command
|
||||
|
|
|
|||
Loading…
Reference in New Issue