Split st7735 module into multiple files
This commit is contained in:
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// ST7735 commands
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pub enum Command {
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NOP,
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SWRESET,
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RDDID,
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RDDST,
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SLPIN,
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SLPOUT,
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PTLON,
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NORON,
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INVOFF,
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INVON,
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DISPOFF,
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DISPON,
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CASET([u8; 4]),
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RASET([u8; 4]),
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RAMWR,
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RAMRD,
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PTLAR,
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COLMOD(u8),
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MADCTL(u8),
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FRMCTR1([u8; 3]),
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FRMCTR2([u8; 3]),
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FRMCTR3([u8; 6]),
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INVCTR(u8),
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DISSET5([u8; 2]),
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PWCTR1([u8; 2]),
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PWCTR2(u8),
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PWCTR3([u8; 2]),
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PWCTR4([u8; 2]),
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PWCTR5([u8; 2]),
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PWCTR6([u8; 2]),
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VMCTR1([u8; 2]),
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RDID1,
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RDID2,
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RDID3,
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RDID4,
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GMCTRP1([u8; 16]),
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GMCTRN1([u8; 16]),
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}
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pub fn command_to_byte(cmd : &Command) -> u8 {
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match cmd {
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Command::NOP => 0x00,
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Command::SWRESET => 0x01,
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Command::RDDID => 0x04,
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Command::RDDST => 0x09,
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Command::SLPIN => 0x10,
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Command::SLPOUT => 0x11,
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Command::PTLON => 0x12,
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Command::NORON => 0x13,
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Command::INVOFF => 0x20,
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Command::INVON => 0x21,
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Command::DISPOFF => 0x28,
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Command::DISPON => 0x29,
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Command::CASET(_) => 0x2A,
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Command::RASET(_) => 0x2B,
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Command::RAMWR => 0x2C,
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Command::RAMRD => 0x2E,
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Command::PTLAR => 0x30,
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Command::COLMOD(_) => 0x3A,
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Command::MADCTL(_) => 0x36,
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Command::FRMCTR1(_) => 0xB1,
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Command::FRMCTR2(_) => 0xB2,
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Command::FRMCTR3(_) => 0xB3,
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Command::INVCTR(_) => 0xB4,
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Command::DISSET5(_) => 0xB6,
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Command::PWCTR1(_) => 0xC0,
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Command::PWCTR2(_) => 0xC1,
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Command::PWCTR3(_) => 0xC2,
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Command::PWCTR4(_) => 0xC3,
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Command::PWCTR5(_) => 0xC4,
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Command::PWCTR6(_) => 0xFC,
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Command::VMCTR1(_) => 0xC5,
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Command::RDID1 => 0xDA,
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Command::RDID2 => 0xDB,
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Command::RDID3 => 0xDC,
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Command::RDID4 => 0xDD,
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Command::GMCTRP1(_) => 0xE0,
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Command::GMCTRN1(_) => 0xE1
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}
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}
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@ -0,0 +1,127 @@
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use st7735::commands::Command;
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// Initialization commands for 7735B screens
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pub const ST7735_BLUE_INIT : [(Command, u32); 18] = [
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(Command::SWRESET, 50), // 1: Software reset, 50 ms delay
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(Command::SLPOUT, 500), // 2: Out of sleep mode, 500ms delay
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(Command::COLMOD(0x05), 10), // 3: Set color mode, 16-bit color, 10ms delay
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(Command::FRMCTR1([0x00, 0x06, 0x03]), 10), // 4: Frame rate control,
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// fastest refresh,
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// 6 lines front porch,
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// 3 lines back porch
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// 10ms delay
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(Command::MADCTL(0x08), 0), // 5: Memory access ctrl (directions)
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// Row addr/col addr, bottom to top refresh
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(Command::DISSET5([0x15,0x02]), 0), // 6: Display settings #5,
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// 1 clk cycle nonoverlap, 2 cycle gate
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// Fix on VTL
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(Command::INVCTR(0x00), 0), // 7: Display inversion control,
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// Line inversion
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(Command::PWCTR1([0x02, 0x07]), 10), // 8: Power control,
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// GVDD = 4.7V
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// 1.0uA
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// 10 ms delay
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(Command::PWCTR2(0x05), 0), // 9: Power control,
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// GH = 14.7V, VGL = -7.35V
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(Command::PWCTR3([0x01, 0x02]), 0), // 10: Power control,
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// Opamp current small
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// Boost frequency
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(Command::VMCTR1([0x3C, 0x38]), 10), // 11: Power control
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// VCOMH = 4V
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// VCOML = -1.1V
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// 10 ms delay
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(Command::PWCTR6([0x11, 0x15]), 0), // 12: Power control
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(Command::GMCTRP1([0x09, 0x16, 0x09, 0x20, // 13: Magical unicorn dust
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0x21, 0x1B, 0x13, 0x19,
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0x17, 0x15, 0x1E, 0x2B,
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0x04, 0x05, 0x02, 0x0E]), 0),
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(Command::GMCTRN1([0x0B, 0x14, 0x08, 0x1E, // 14: Sparkles and rainbows
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0x22, 0x1D, 0x18, 0x1E,
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0x1B, 0x1A, 0x24, 0x2B,
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0x06, 0x06, 0x02, 0x0F]), 10), // 10ms delay
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(Command::CASET([0x00, 0x02, 0x00, 0x81]), 0), // 15: Column addr set
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// XSTART = 2
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// XEND = 129
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(Command::RASET([0x00, 0x02, 0x00, 0x81]), 0), // 16: Row addr set
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// XSTART = 1
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// XEND = 160
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(Command::NORON, 10), // 17: Normal display on, 10ms delay
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(Command::DISPON, 500) // 18: Main screen turn on, 500ms delay
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];
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// Init for 7735R, part 1 (red or green tab)
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pub const ST7735_RED_INIT1 : [(Command, u32); 15] = [
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(Command::SWRESET, 150), // 1: Software reset, 150ms delay
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(Command::SLPOUT, 500), // 2: Out of sleep mode
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(Command::FRMCTR1([0x01, 0x2C, 0x2D]), 0), // 3: Frame rate ctrl - normal mode
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// Rate = fosc/(1x2+40) * (LINE+2C+2D)
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(Command::FRMCTR2([0x01, 0x2C, 0x2D]), 0), // 4: Frame rate control - idle mode
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// Rate = fosc/(1x2+40) * (LINE+2C+2D)
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(Command::FRMCTR3([0x01, 0x2C, 0x2D, // 5: Frame rate ctrl - partial mode
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0x01, 0x2C, 0x2D]), 0), // Dot inversion mode
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// Line inversion mode
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(Command::INVCTR(0x07), 0), // 6: Display inversion ctrl
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// No inversion
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(Command::PWCTR1([0xA2, 0x02]), 0), // 7: Power control, -4.6V AUTO mode
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(Command::PWCTR2(0xC5), 0), // 8: Power control
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// VGH25 = 2.4C VGSEL = -10 VGH = 3 * AVDD
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(Command::PWCTR3([0x0A, 0x00]), 0), // 9: Power control:
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// Opamp current small
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// Boost frequency
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(Command::PWCTR4([0x8A, 0x2A]),0), // 10: Power control, 2 args, no delay:
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// BCLK/2, Opamp current small & Medium low
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(Command::PWCTR5([0x8A, 0xEE]), 0), // 11: Power control
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(Command::VMCTR1([0x0E, 0x4D]), 0), // 12: Power control
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(Command::INVOFF, 0), // 13: Don't invert display
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(Command::MADCTL(0xC8), 0), // 14: Memory access control (directions), 1 arg:
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// row addr/col addr, bottom to top refresh
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(Command::COLMOD(0x05), 0) // 15: set color mode, 1 arg, no delay:
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// 16-bit color
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];
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// Init for 7735R, part 2 (green tab only)
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pub const ST7735_RED_INIT_GREEN2 : [(Command, u32); 2] = [
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(Command::CASET([0x00, 0x02, 0x00, 0x7F+0x02]), 0), // 1: Column addr set
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// XSTART = 0
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// XEND = 127
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(Command::RASET([0x00, 0x01, 0x00, 0x9F+0x01]), 0) // 2: Row addr set
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// XSTART = 0
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// XEND = 159
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];
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// Init for 7735R, part 2 (red tab only)
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pub const ST7735_RED_INIT_RED2 : [(Command, u32); 2] = [
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(Command::CASET([0x00, 0x00, 0x00, 0x7F]), 0), // 1: Column addr set, 4 args, no delay:
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// XSTART = 0
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// XEND = 127
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(Command::RASET([0x00, 0x00, 0x00, 0x9F]),0) // 2: Row addr set, 4 args, no delay:
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// XSTART = 0
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// XEND = 159
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];
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// Init for 7735R, part 2 (green 1.44 tab)
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pub const ST7735_RED_INIT_GREEN1442 : [(Command, u32); 2] = [
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(Command::CASET([0x00, 0x00, 0x00, 0x7F]), 0), // 1: Column addr set, 4 args, no delay:
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// XSTART = 0
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// XEND = 127
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(Command::RASET([0x00, 0x00, 0x00, 0x7F]), 0) // 2: Row addr set, 4 args, no delay:
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// XSTART = 0
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// XEND = 127
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];
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// Init for 7735R, part 3 (red or green tab)
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pub const ST7735_RED_INIT3: [(Command, u32); 4] = [
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(Command::GMCTRP1([0x02, 0x1c, 0x07, 0x12, // 1: Magical unicorn dust
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0x37, 0x32, 0x29, 0x2d,
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0x29, 0x25, 0x2B, 0x39,
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0x00, 0x01, 0x03, 0x10]), 0),
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(Command::GMCTRN1([0x03, 0x1d, 0x07, 0x06, // 2: Sparkles and rainbows
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0x2E, 0x2C, 0x29, 0x2D,
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0x2E, 0x2E, 0x37, 0x3F,
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0x00, 0x00, 0x02, 0x10]), 0),
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(Command::NORON, 10), // 3: Normal display, 10 ms delay
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(Command::DISPON, 100) // 4: Main screen turn on, 100 ms delay
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];
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@ -5,6 +5,11 @@ use hcl::platform::gpio;
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use systick::delay_ms;
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mod commands;
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mod init;
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use st7735::commands::*;
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const DEFAULT_WIDTH : u8 = 128;
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// for 1.44" display
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const DEFAULT_HEIGHT_144 : u8 = 128;
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@ -20,230 +25,6 @@ pub enum DisplayType {
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}
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// ST7735 commands
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enum Command {
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NOP,
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SWRESET,
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RDDID,
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RDDST,
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SLPIN,
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SLPOUT,
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PTLON,
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NORON,
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INVOFF,
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INVON,
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DISPOFF,
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DISPON,
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CASET([u8; 4]),
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RASET([u8; 4]),
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RAMWR,
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RAMRD,
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PTLAR,
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COLMOD(u8),
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MADCTL(u8),
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FRMCTR1([u8; 3]),
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FRMCTR2([u8; 3]),
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FRMCTR3([u8; 6]),
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INVCTR(u8),
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DISSET5([u8; 2]),
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PWCTR1([u8; 2]),
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PWCTR2(u8),
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PWCTR3([u8; 2]),
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PWCTR4([u8; 2]),
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PWCTR5([u8; 2]),
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PWCTR6([u8; 2]),
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VMCTR1([u8; 2]),
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RDID1,
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RDID2,
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RDID3,
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RDID4,
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GMCTRP1([u8; 16]),
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GMCTRN1([u8; 16]),
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}
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fn command_to_byte(cmd : &Command) -> u8 {
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match cmd {
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Command::NOP => 0x00,
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Command::SWRESET => 0x01,
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Command::RDDID => 0x04,
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Command::RDDST => 0x09,
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Command::SLPIN => 0x10,
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Command::SLPOUT => 0x11,
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Command::PTLON => 0x12,
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Command::NORON => 0x13,
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Command::INVOFF => 0x20,
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Command::INVON => 0x21,
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Command::DISPOFF => 0x28,
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Command::DISPON => 0x29,
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Command::CASET(_) => 0x2A,
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Command::RASET(_) => 0x2B,
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Command::RAMWR => 0x2C,
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Command::RAMRD => 0x2E,
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Command::PTLAR => 0x30,
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Command::COLMOD(_) => 0x3A,
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Command::MADCTL(_) => 0x36,
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Command::FRMCTR1(_) => 0xB1,
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Command::FRMCTR2(_) => 0xB2,
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Command::FRMCTR3(_) => 0xB3,
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Command::INVCTR(_) => 0xB4,
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Command::DISSET5(_) => 0xB6,
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Command::PWCTR1(_) => 0xC0,
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Command::PWCTR2(_) => 0xC1,
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Command::PWCTR3(_) => 0xC2,
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Command::PWCTR4(_) => 0xC3,
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Command::PWCTR5(_) => 0xC4,
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Command::PWCTR6(_) => 0xFC,
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Command::VMCTR1(_) => 0xC5,
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Command::RDID1 => 0xDA,
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Command::RDID2 => 0xDB,
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Command::RDID3 => 0xDC,
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Command::RDID4 => 0xDD,
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Command::GMCTRP1(_) => 0xE0,
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Command::GMCTRN1(_) => 0xE1
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}
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}
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// Initialization commands for 7735B screens
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const ST7735_BLUE_INIT : [(Command, u32); 18] = [
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(Command::SWRESET, 50), // 1: Software reset, 50 ms delay
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(Command::SLPOUT, 500), // 2: Out of sleep mode, 500ms delay
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(Command::COLMOD(0x05), 10), // 3: Set color mode, 16-bit color, 10ms delay
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(Command::FRMCTR1([0x00, 0x06, 0x03]), 10), // 4: Frame rate control,
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// fastest refresh,
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// 6 lines front porch,
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// 3 lines back porch
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// 10ms delay
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(Command::MADCTL(0x08), 0), // 5: Memory access ctrl (directions)
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// Row addr/col addr, bottom to top refresh
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(Command::DISSET5([0x15,0x02]), 0), // 6: Display settings #5,
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// 1 clk cycle nonoverlap, 2 cycle gate
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// Fix on VTL
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(Command::INVCTR(0x00), 0), // 7: Display inversion control,
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// Line inversion
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(Command::PWCTR1([0x02, 0x07]), 10), // 8: Power control,
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// GVDD = 4.7V
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// 1.0uA
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// 10 ms delay
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(Command::PWCTR2(0x05), 0), // 9: Power control,
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// GH = 14.7V, VGL = -7.35V
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(Command::PWCTR3([0x01, 0x02]), 0), // 10: Power control,
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// Opamp current small
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// Boost frequency
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(Command::VMCTR1([0x3C, 0x38]), 10), // 11: Power control
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// VCOMH = 4V
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// VCOML = -1.1V
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// 10 ms delay
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(Command::PWCTR6([0x11, 0x15]), 0), // 12: Power control
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(Command::GMCTRP1([0x09, 0x16, 0x09, 0x20, // 13: Magical unicorn dust
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0x21, 0x1B, 0x13, 0x19,
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0x17, 0x15, 0x1E, 0x2B,
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0x04, 0x05, 0x02, 0x0E]), 0),
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(Command::GMCTRN1([0x0B, 0x14, 0x08, 0x1E, // 14: Sparkles and rainbows
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0x22, 0x1D, 0x18, 0x1E,
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0x1B, 0x1A, 0x24, 0x2B,
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0x06, 0x06, 0x02, 0x0F]), 10), // 10ms delay
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(Command::CASET([0x00, 0x02, 0x00, 0x81]), 0), // 15: Column addr set
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// XSTART = 2
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// XEND = 129
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(Command::RASET([0x00, 0x02, 0x00, 0x81]), 0), // 16: Row addr set
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// XSTART = 1
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// XEND = 160
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(Command::NORON, 10), // 17: Normal display on, 10ms delay
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(Command::DISPON, 500) // 18: Main screen turn on, 500ms delay
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];
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// Init for 7735R, part 1 (red or green tab)
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const ST7735_RED_INIT1 : [(Command, u32); 15] = [
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(Command::SWRESET, 150), // 1: Software reset, 150ms delay
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(Command::SLPOUT, 500), // 2: Out of sleep mode
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(Command::FRMCTR1([0x01, 0x2C, 0x2D]), 0), // 3: Frame rate ctrl - normal mode
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// Rate = fosc/(1x2+40) * (LINE+2C+2D)
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(Command::FRMCTR2([0x01, 0x2C, 0x2D]), 0), // 4: Frame rate control - idle mode
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// Rate = fosc/(1x2+40) * (LINE+2C+2D)
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(Command::FRMCTR3([0x01, 0x2C, 0x2D, // 5: Frame rate ctrl - partial mode
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0x01, 0x2C, 0x2D]), 0), // Dot inversion mode
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// Line inversion mode
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(Command::INVCTR(0x07), 0), // 6: Display inversion ctrl
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// No inversion
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(Command::PWCTR1([0xA2, 0x02]), 0), // 7: Power control, -4.6V AUTO mode
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(Command::PWCTR2(0xC5), 0), // 8: Power control
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// VGH25 = 2.4C VGSEL = -10 VGH = 3 * AVDD
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(Command::PWCTR3([0x0A, 0x00]), 0), // 9: Power control:
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// Opamp current small
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// Boost frequency
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(Command::PWCTR4([0x8A, 0x2A]),0), // 10: Power control, 2 args, no delay:
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// BCLK/2, Opamp current small & Medium low
|
||||
(Command::PWCTR5([0x8A, 0xEE]), 0), // 11: Power control
|
||||
(Command::VMCTR1([0x0E, 0x4D]), 0), // 12: Power control
|
||||
|
||||
(Command::INVOFF, 0), // 13: Don't invert display
|
||||
(Command::MADCTL(0xC8), 0), // 14: Memory access control (directions), 1 arg:
|
||||
// row addr/col addr, bottom to top refresh
|
||||
(Command::COLMOD(0x05), 0) // 15: set color mode, 1 arg, no delay:
|
||||
// 16-bit color
|
||||
];
|
||||
|
||||
|
||||
// Init for 7735R, part 2 (green tab only)
|
||||
const ST7735_RED_INIT_GREEN2 : [(Command, u32); 2] = [
|
||||
(Command::CASET([0x00, 0x02, 0x00, 0x7F+0x02]), 0), // 1: Column addr set
|
||||
// XSTART = 0
|
||||
// XEND = 127
|
||||
(Command::RASET([0x00, 0x01, 0x00, 0x9F+0x01]), 0) // 2: Row addr set
|
||||
// XSTART = 0
|
||||
// XEND = 159
|
||||
];
|
||||
|
||||
// Init for 7735R, part 2 (red tab only)
|
||||
const ST7735_RED_INIT_RED2 : [(Command, u32); 2] = [
|
||||
(Command::CASET([0x00, 0x00, 0x00, 0x7F]), 0), // 1: Column addr set, 4 args, no delay:
|
||||
// XSTART = 0
|
||||
// XEND = 127
|
||||
(Command::RASET([0x00, 0x00, 0x00, 0x9F]),0) // 2: Row addr set, 4 args, no delay:
|
||||
// XSTART = 0
|
||||
// XEND = 159
|
||||
];
|
||||
|
||||
// Init for 7735R, part 2 (green 1.44 tab)
|
||||
const ST7735_RED_INIT_GREEN1442 : [(Command, u32); 2] = [
|
||||
(Command::CASET([0x00, 0x00, 0x00, 0x7F]), 0), // 1: Column addr set, 4 args, no delay:
|
||||
// XSTART = 0
|
||||
// XEND = 127
|
||||
(Command::RASET([0x00, 0x00, 0x00, 0x7F]), 0) // 2: Row addr set, 4 args, no delay:
|
||||
// XSTART = 0
|
||||
// XEND = 127
|
||||
];
|
||||
|
||||
// Init for 7735R, part 3 (red or green tab)
|
||||
const ST7735_RED_INIT3: [(Command, u32); 4] = [
|
||||
(Command::GMCTRP1([0x02, 0x1c, 0x07, 0x12, // 1: Magical unicorn dust
|
||||
0x37, 0x32, 0x29, 0x2d,
|
||||
0x29, 0x25, 0x2B, 0x39,
|
||||
0x00, 0x01, 0x03, 0x10]), 0),
|
||||
(Command::GMCTRN1([0x03, 0x1d, 0x07, 0x06, // 2: Sparkles and rainbows
|
||||
0x2E, 0x2C, 0x29, 0x2D,
|
||||
0x2E, 0x2E, 0x37, 0x3F,
|
||||
0x00, 0x00, 0x02, 0x10]), 0),
|
||||
(Command::NORON, 10), // 3: Normal display, 10 ms delay
|
||||
(Command::DISPON, 100) // 4: Main screen turn on, 100 ms delay
|
||||
];
|
||||
|
||||
|
||||
pub struct St7735 {
|
||||
display_type : DisplayType,
|
||||
|
|
@ -507,29 +288,29 @@ impl<SPIAddr, GPIOAddr> St7735IO<SPIAddr, GPIOAddr>
|
|||
|
||||
match self.st7735.display_type {
|
||||
DisplayType::BLUE => {
|
||||
self.run_commands(&ST7735_BLUE_INIT);
|
||||
self.run_commands(&init::ST7735_BLUE_INIT);
|
||||
},
|
||||
DisplayType::RED_18_GREENTAB => {
|
||||
self.run_commands(&ST7735_RED_INIT1);
|
||||
self.run_commands(&ST7735_RED_INIT_GREEN2);
|
||||
self.run_commands(&ST7735_RED_INIT3);
|
||||
self.run_commands(&init::ST7735_RED_INIT1);
|
||||
self.run_commands(&init::ST7735_RED_INIT_GREEN2);
|
||||
self.run_commands(&init::ST7735_RED_INIT3);
|
||||
},
|
||||
DisplayType::RED_18_REDTAB => {
|
||||
self.run_commands(&ST7735_RED_INIT1);
|
||||
self.run_commands(&ST7735_RED_INIT_RED2);
|
||||
self.run_commands(&ST7735_RED_INIT3);
|
||||
self.run_commands(&init::ST7735_RED_INIT1);
|
||||
self.run_commands(&init::ST7735_RED_INIT_RED2);
|
||||
self.run_commands(&init::ST7735_RED_INIT3);
|
||||
},
|
||||
DisplayType::RED_18_BLACKTAB => {
|
||||
self.run_commands(&ST7735_RED_INIT1);
|
||||
self.run_commands(&ST7735_RED_INIT_RED2);
|
||||
self.run_commands(&ST7735_RED_INIT3);
|
||||
self.run_commands(&init::ST7735_RED_INIT1);
|
||||
self.run_commands(&init::ST7735_RED_INIT_RED2);
|
||||
self.run_commands(&init::ST7735_RED_INIT3);
|
||||
// Change MADCTL color filter for black
|
||||
self.write_command(&Command::MADCTL(0xC0));
|
||||
},
|
||||
DisplayType::RED144_GREENTAB => {
|
||||
self.run_commands(&ST7735_RED_INIT1);
|
||||
self.run_commands(&ST7735_RED_INIT_GREEN1442);
|
||||
self.run_commands(&ST7735_RED_INIT3);
|
||||
self.run_commands(&init::ST7735_RED_INIT1);
|
||||
self.run_commands(&init::ST7735_RED_INIT_GREEN1442);
|
||||
self.run_commands(&init::ST7735_RED_INIT3);
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue