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Base HAL SPI Changes

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This commit is contained in:
Christopher Pepper 2017-07-25 17:28:13 +01:00 committed by Scott Lahteine
parent bcd050f33b
commit a31e32969f
2 changed files with 14 additions and 12 deletions
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5
Marlin/Sd2Card.cpp
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@ -30,6 +30,7 @@
#if ENABLED(SDSUPPORT)
#include "Sd2Card.h"
#include "src/HAL/spi_api.h"
//------------------------------------------------------------------------------
// send command and return error code. Return zero for OK
@ -89,14 +90,14 @@ uint32_t Sd2Card::cardSize() {
}
//------------------------------------------------------------------------------
void Sd2Card::chipSelectHigh() {
digitalWrite(chipSelectPin_, HIGH);
HAL::SPI::disable_cs(SD_SPI_CHANNEL);
}
//------------------------------------------------------------------------------
void Sd2Card::chipSelectLow() {
#if DISABLED(SOFTWARE_SPI)
spiInit(spiRate_);
#endif // SOFTWARE_SPI
digitalWrite(chipSelectPin_, LOW);
HAL::SPI::enable_cs(SD_SPI_CHANNEL);
}
//------------------------------------------------------------------------------
/** Erase a range of blocks.

21
Marlin/ultralcd_st7920_u8glib_rrd.h
View File

@ -105,21 +105,22 @@ static void ST7920_SWSPI_SND_8BIT(uint8_t val) {
#define U8G_DELAY() u8g_10MicroDelay()
#endif
#define ST7920_CS() { WRITE(ST7920_CS_PIN,1); U8G_DELAY(); }
#define ST7920_NCS() { WRITE(ST7920_CS_PIN,0); }
#define ST7920_SET_CMD() { ST7920_SWSPI_SND_8BIT(0xF8); U8G_DELAY(); }
#define ST7920_SET_DAT() { ST7920_SWSPI_SND_8BIT(0xFA); U8G_DELAY(); }
#define ST7920_WRITE_BYTE(a) { ST7920_SWSPI_SND_8BIT((uint8_t)((a)&0xF0u)); ST7920_SWSPI_SND_8BIT((uint8_t)((a)<<4u)); U8G_DELAY(); }
#define ST7920_WRITE_BYTES(p,l) { for (uint8_t i = l + 1; --i;) { ST7920_SWSPI_SND_8BIT(*p&0xF0); ST7920_SWSPI_SND_8BIT(*p<<4); p++; } U8G_DELAY(); }
#include "src/HAL/spi_api.h"
#define ST7920_CS() { HAL::SPI::enable_cs(LCD_SPI_CHANNEL); U8G_DELAY();}
#define ST7920_NCS() { HAL::SPI::disable_cs(LCD_SPI_CHANNEL); }
#define ST7920_SET_CMD() { HAL::SPI::write(LCD_SPI_CHANNEL, 0xF8); U8G_DELAY(); }
#define ST7920_SET_DAT() { HAL::SPI::write(LCD_SPI_CHANNEL, 0xFA); U8G_DELAY(); }
#define ST7920_WRITE_BYTE(a) { HAL::SPI::write(LCD_SPI_CHANNEL, (uint8_t)((a)&0xF0u)); HAL::SPI::write(LCD_SPI_CHANNEL, (uint8_t)((a)<<4u)); U8G_DELAY(); }
#define ST7920_WRITE_BYTES(p,l) { for (uint8_t j = l + 1; --j;) { HAL::SPI::write(LCD_SPI_CHANNEL, *p&0xF0); HAL::SPI::write(LCD_SPI_CHANNEL, *p<<4); p++; } U8G_DELAY(); }
uint8_t u8g_dev_rrd_st7920_128x64_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) {
uint8_t i, y;
switch (msg) {
case U8G_DEV_MSG_INIT: {
OUT_WRITE(ST7920_CS_PIN, LOW);
OUT_WRITE(ST7920_DAT_PIN, LOW);
OUT_WRITE(ST7920_CLK_PIN, HIGH);
HAL::SPI::initialise(LCD_SPI_CHANNEL);
HAL::SPI::set_frequency(LCD_SPI_CHANNEL, LCD_SPI_FREQUENCY);
ST7920_CS();
u8g_Delay(120); //initial delay for boot up
ST7920_SET_CMD();