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rust: SPI clock speed constant for LCD

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This commit is contained in:
Wladimir J. van der Laan 2019-08-21 14:56:04 +00:00
parent 37cf4ad5a2
commit 68faef6cf4
1 changed files with 4 additions and 2 deletions
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6
rust/k210-shared/src/board/lcd.rs
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@ -15,9 +15,11 @@ use crate::soc::dmac::{DMAC,dma_channel};
pub const SPI_CS: u32 = 3;
pub const DCX_GPIONUM: u8 = 2;
pub const RST_GPIONUM: u8 = 3;
pub const LCD_X_MAX: u16 = 240;
pub const LCD_Y_MAX: u16 = 320;
/** SPI clock (this seems to be the highest possible value which is reliable on both my MaixGo
* boards) */
pub const SPI_CLK: u32 = 18_000_000;
#[repr(u8)]
#[derive(Copy, Clone)]
@ -210,7 +212,7 @@ impl<X: SPI> LCDLL for LCD<'_, X> {
self.init_dcx();
self.init_rst();
self.set_rst(false);
self.spi.set_clk_rate(18000000);
self.spi.set_clk_rate(SPI_CLK);
self.spi.configure(
work_mode::MODE0,
frame_format::OCTAL,