diff options
Diffstat (limited to 'Marlin/src/HAL/DUE/dogm')
5 files changed, 621 insertions, 0 deletions
diff --git a/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_shared_hw_spi.cpp b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_shared_hw_spi.cpp new file mode 100644 index 0000000..d07da15 --- /dev/null +++ b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_shared_hw_spi.cpp @@ -0,0 +1,144 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + * + */ + + +/** + * Based on u8g_com_msp430_hw_spi.c + * + * Universal 8bit Graphics Library + * + * Copyright (c) 2012, olikraus@gmail.com + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, this + * list of conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifdef __SAM3X8E__ + +#include "../../../inc/MarlinConfigPre.h" + +#if HAS_MARLINUI_U8GLIB + +#include <U8glib.h> + +#include "../../../MarlinCore.h" + +#ifndef LCD_SPI_SPEED + #define LCD_SPI_SPEED SPI_QUARTER_SPEED +#endif + +#include "../../shared/HAL_SPI.h" +#include "../fastio.h" + +void u8g_SetPIOutput_DUE_hw_spi(u8g_t *u8g, uint8_t pin_index) { + PIO_Configure(g_APinDescription[u8g->pin_list[pin_index]].pPort, PIO_OUTPUT_1, + g_APinDescription[u8g->pin_list[pin_index]].ulPin, g_APinDescription[u8g->pin_list[pin_index]].ulPinConfiguration); // OUTPUT +} + +void u8g_SetPILevel_DUE_hw_spi(u8g_t *u8g, uint8_t pin_index, uint8_t level) { + volatile Pio* port = g_APinDescription[u8g->pin_list[pin_index]].pPort; + uint32_t mask = g_APinDescription[u8g->pin_list[pin_index]].ulPin; + if (level) port->PIO_SODR = mask; + else port->PIO_CODR = mask; +} + +uint8_t u8g_com_HAL_DUE_shared_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr) { + switch (msg) { + case U8G_COM_MSG_STOP: + break; + + case U8G_COM_MSG_INIT: + u8g_SetPILevel_DUE_hw_spi(u8g, U8G_PI_CS, 1); + u8g_SetPILevel_DUE_hw_spi(u8g, U8G_PI_A0, 1); + + u8g_SetPIOutput_DUE_hw_spi(u8g, U8G_PI_CS); + u8g_SetPIOutput_DUE_hw_spi(u8g, U8G_PI_A0); + + u8g_Delay(5); + + spiBegin(); + + spiInit(LCD_SPI_SPEED); + break; + + case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */ + u8g_SetPILevel_DUE_hw_spi(u8g, U8G_PI_A0, arg_val); + break; + + case U8G_COM_MSG_CHIP_SELECT: + u8g_SetPILevel_DUE_hw_spi(u8g, U8G_PI_CS, (arg_val ? 0 : 1)); + break; + + case U8G_COM_MSG_RESET: + break; + + case U8G_COM_MSG_WRITE_BYTE: + + spiSend((uint8_t)arg_val); + break; + + case U8G_COM_MSG_WRITE_SEQ: { + uint8_t *ptr = (uint8_t*) arg_ptr; + while (arg_val > 0) { + spiSend(*ptr++); + arg_val--; + } + } + break; + + case U8G_COM_MSG_WRITE_SEQ_P: { + uint8_t *ptr = (uint8_t*) arg_ptr; + while (arg_val > 0) { + spiSend(*ptr++); + arg_val--; + } + } + break; + } + return 1; +} + +#endif // HAS_MARLINUI_U8GLIB + +#endif // __SAM3X8E__ diff --git a/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_st7920_sw_spi.cpp b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_st7920_sw_spi.cpp new file mode 100644 index 0000000..7df180c --- /dev/null +++ b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_st7920_sw_spi.cpp @@ -0,0 +1,185 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + * + */ + +/** + * Based on u8g_com_st7920_hw_spi.c + * + * Universal 8bit Graphics Library + * + * Copyright (c) 2011, olikraus@gmail.com + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, this + * list of conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifdef ARDUINO_ARCH_SAM + +#include "../../../inc/MarlinConfigPre.h" + +#if ENABLED(U8GLIB_ST7920) + +#include "../../shared/Delay.h" + +#include <U8glib.h> + +#include "u8g_com_HAL_DUE_sw_spi_shared.h" + +#define SPISEND_SW_DUE u8g_spiSend_sw_DUE_mode_0 + +static uint8_t rs_last_state = 255; + +static void u8g_com_DUE_st7920_write_byte_sw_spi(uint8_t rs, uint8_t val) { + if (rs != rs_last_state) { // time to send a command/data byte + rs_last_state = rs; + SPISEND_SW_DUE(rs ? 0x0FA : 0x0F8); // Command or Data + DELAY_US(40); // give the controller some time to process the data: 20 is bad, 30 is OK, 40 is safe + } + SPISEND_SW_DUE(val & 0xF0); + SPISEND_SW_DUE(val << 4); +} + +uint8_t u8g_com_HAL_DUE_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr) { + switch (msg) { + case U8G_COM_MSG_INIT: + SCK_pPio = g_APinDescription[u8g->pin_list[U8G_PI_SCK]].pPort; + SCK_dwMask = g_APinDescription[u8g->pin_list[U8G_PI_SCK]].ulPin; + MOSI_pPio = g_APinDescription[u8g->pin_list[U8G_PI_MOSI]].pPort; + MOSI_dwMask = g_APinDescription[u8g->pin_list[U8G_PI_MOSI]].ulPin; + + u8g_SetPILevel_DUE(u8g, U8G_PI_CS, 0); + u8g_SetPIOutput_DUE(u8g, U8G_PI_CS); + u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 0); + u8g_SetPIOutput_DUE(u8g, U8G_PI_SCK); + u8g_SetPILevel_DUE(u8g, U8G_PI_MOSI, 0); + u8g_SetPIOutput_DUE(u8g, U8G_PI_MOSI); + + SCK_pPio->PIO_CODR = SCK_dwMask; //SCK low - needed at power up but not after reset + MOSI_pPio->PIO_CODR = MOSI_dwMask; //MOSI low - needed at power up but not after reset + + u8g_Delay(5); + + u8g->pin_list[U8G_PI_A0_STATE] = 0; /* initial RS state: command mode */ + break; + + case U8G_COM_MSG_STOP: + break; + + case U8G_COM_MSG_RESET: + if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_RESET]) u8g_SetPILevel_DUE(u8g, U8G_PI_RESET, arg_val); + break; + + case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */ + u8g->pin_list[U8G_PI_A0_STATE] = arg_val; + break; + + case U8G_COM_MSG_CHIP_SELECT: + if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_CS]) + u8g_SetPILevel_DUE(u8g, U8G_PI_CS, arg_val); //note: the st7920 has an active high chip select + break; + + case U8G_COM_MSG_WRITE_BYTE: + + u8g_com_DUE_st7920_write_byte_sw_spi(u8g->pin_list[U8G_PI_A0_STATE], arg_val); + break; + + case U8G_COM_MSG_WRITE_SEQ: { + uint8_t *ptr = (uint8_t*) arg_ptr; + while (arg_val > 0) { + u8g_com_DUE_st7920_write_byte_sw_spi(u8g->pin_list[U8G_PI_A0_STATE], *ptr++); + arg_val--; + } + } + break; + + case U8G_COM_MSG_WRITE_SEQ_P: { + uint8_t *ptr = (uint8_t*) arg_ptr; + while (arg_val > 0) { + u8g_com_DUE_st7920_write_byte_sw_spi(u8g->pin_list[U8G_PI_A0_STATE], *ptr++); + arg_val--; + } + } + break; + } + return 1; +} + +#if ENABLED(LIGHTWEIGHT_UI) + #include "../../../lcd/marlinui.h" + #include "../../shared/HAL_ST7920.h" + + #define ST7920_CS_PIN LCD_PINS_RS + + #if DOGM_SPI_DELAY_US > 0 + #define U8G_DELAY() DELAY_US(DOGM_SPI_DELAY_US) + #else + #define U8G_DELAY() DELAY_US(10) + #endif + + void ST7920_cs() { + WRITE(ST7920_CS_PIN, HIGH); + U8G_DELAY(); + } + + void ST7920_ncs() { + WRITE(ST7920_CS_PIN, LOW); + } + + void ST7920_set_cmd() { + SPISEND_SW_DUE(0xF8); + DELAY_US(40); + } + + void ST7920_set_dat() { + SPISEND_SW_DUE(0xFA); + DELAY_US(40); + } + + void ST7920_write_byte(const uint8_t val) { + SPISEND_SW_DUE(val & 0xF0); + SPISEND_SW_DUE(val << 4); + } +#endif // LIGHTWEIGHT_UI + +#endif // U8GLIB_ST7920 +#endif // ARDUINO_ARCH_SAM diff --git a/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi.cpp b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi.cpp new file mode 100644 index 0000000..890546a --- /dev/null +++ b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi.cpp @@ -0,0 +1,145 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + * + */ + +/** + * Based on u8g_com_std_sw_spi.c + * + * Universal 8bit Graphics Library + * + * Copyright (c) 2015, olikraus@gmail.com + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, this + * list of conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifdef ARDUINO_ARCH_SAM + +#include "../../../inc/MarlinConfigPre.h" + +#if HAS_MARLINUI_U8GLIB && DISABLED(U8GLIB_ST7920) + +#include "u8g_com_HAL_DUE_sw_spi_shared.h" + +#include "../../shared/Marduino.h" +#include "../../shared/Delay.h" + +#include <U8glib.h> + +#if ENABLED(FYSETC_MINI_12864) + #define SPISEND_SW_DUE u8g_spiSend_sw_DUE_mode_3 +#else + #define SPISEND_SW_DUE u8g_spiSend_sw_DUE_mode_0 +#endif + +uint8_t u8g_com_HAL_DUE_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr) { + switch (msg) { + case U8G_COM_MSG_INIT: + SCK_pPio = g_APinDescription[u8g->pin_list[U8G_PI_SCK]].pPort; + SCK_dwMask = g_APinDescription[u8g->pin_list[U8G_PI_SCK]].ulPin; + MOSI_pPio = g_APinDescription[u8g->pin_list[U8G_PI_MOSI]].pPort; + MOSI_dwMask = g_APinDescription[u8g->pin_list[U8G_PI_MOSI]].ulPin; + u8g_SetPIOutput_DUE(u8g, U8G_PI_SCK); + u8g_SetPIOutput_DUE(u8g, U8G_PI_MOSI); + u8g_SetPIOutput_DUE(u8g, U8G_PI_CS); + u8g_SetPIOutput_DUE(u8g, U8G_PI_A0); + if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_RESET]) u8g_SetPIOutput_DUE(u8g, U8G_PI_RESET); + u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 0); + u8g_SetPILevel_DUE(u8g, U8G_PI_MOSI, 0); + break; + + case U8G_COM_MSG_STOP: + break; + + case U8G_COM_MSG_RESET: + if (U8G_PIN_NONE != u8g->pin_list[U8G_PI_RESET]) u8g_SetPILevel_DUE(u8g, U8G_PI_RESET, arg_val); + break; + + case U8G_COM_MSG_CHIP_SELECT: + #if ENABLED(FYSETC_MINI_12864) // LCD SPI is running mode 3 while SD card is running mode 0 + if (arg_val) { // SCK idle state needs to be set to the proper idle state before + // the next chip select goes active + u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 1); //set SCK to mode 3 idle state before CS goes active + u8g_SetPILevel_DUE(u8g, U8G_PI_CS, LOW); + } + else { + u8g_SetPILevel_DUE(u8g, U8G_PI_CS, HIGH); + u8g_SetPILevel_DUE(u8g, U8G_PI_SCK, 0); //set SCK to mode 0 idle state after CS goes inactive + } + #else + u8g_SetPILevel_DUE(u8g, U8G_PI_CS, !arg_val); + #endif + break; + + case U8G_COM_MSG_WRITE_BYTE: + SPISEND_SW_DUE(arg_val); + break; + + case U8G_COM_MSG_WRITE_SEQ: { + uint8_t *ptr = (uint8_t *)arg_ptr; + while (arg_val > 0) { + SPISEND_SW_DUE(*ptr++); + arg_val--; + } + } + break; + + case U8G_COM_MSG_WRITE_SEQ_P: { + uint8_t *ptr = (uint8_t *)arg_ptr; + while (arg_val > 0) { + SPISEND_SW_DUE(u8g_pgm_read(ptr)); + ptr++; + arg_val--; + } + } + break; + + case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */ + u8g_SetPILevel_DUE(u8g, U8G_PI_A0, arg_val); + break; + } + return 1; +} + +#endif // HAS_MARLINUI_U8GLIB && !U8GLIB_ST7920 +#endif // ARDUINO_ARCH_SAM diff --git a/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi_shared.cpp b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi_shared.cpp new file mode 100644 index 0000000..615a386 --- /dev/null +++ b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi_shared.cpp @@ -0,0 +1,112 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + * + */ + +/** + * Based on u8g_com_st7920_hw_spi.c + * + * Universal 8bit Graphics Library + * + * Copyright (c) 2011, olikraus@gmail.com + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this list + * of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright notice, this + * list of conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifdef ARDUINO_ARCH_SAM + +#include "../../../inc/MarlinConfigPre.h" + +#if HAS_MARLINUI_U8GLIB + +#include "../../shared/Delay.h" + +#include <U8glib.h> + +#include "u8g_com_HAL_DUE_sw_spi_shared.h" + +void u8g_SetPIOutput_DUE(u8g_t *u8g, uint8_t pin_index) { + PIO_Configure(g_APinDescription[u8g->pin_list[pin_index]].pPort, PIO_OUTPUT_1, + g_APinDescription[u8g->pin_list[pin_index]].ulPin, g_APinDescription[u8g->pin_list[pin_index]].ulPinConfiguration); // OUTPUT +} + +void u8g_SetPILevel_DUE(u8g_t *u8g, uint8_t pin_index, uint8_t level) { + volatile Pio* port = g_APinDescription[u8g->pin_list[pin_index]].pPort; + uint32_t mask = g_APinDescription[u8g->pin_list[pin_index]].ulPin; + if (level) port->PIO_SODR = mask; else port->PIO_CODR = mask; +} + +Pio *SCK_pPio, *MOSI_pPio; +uint32_t SCK_dwMask, MOSI_dwMask; + +void u8g_spiSend_sw_DUE_mode_0(uint8_t val) { // 3MHz + LOOP_L_N(i, 8) { + if (val & 0x80) + MOSI_pPio->PIO_SODR = MOSI_dwMask; + else + MOSI_pPio->PIO_CODR = MOSI_dwMask; + DELAY_NS(48); + SCK_pPio->PIO_SODR = SCK_dwMask; + DELAY_NS(905); + val <<= 1; + SCK_pPio->PIO_CODR = SCK_dwMask; + } +} + +void u8g_spiSend_sw_DUE_mode_3(uint8_t val) { // 3.5MHz + LOOP_L_N(i, 8) { + SCK_pPio->PIO_CODR = SCK_dwMask; + DELAY_NS(50); + if (val & 0x80) + MOSI_pPio->PIO_SODR = MOSI_dwMask; + else + MOSI_pPio->PIO_CODR = MOSI_dwMask; + val <<= 1; + DELAY_NS(10); + SCK_pPio->PIO_SODR = SCK_dwMask; + DELAY_NS(70); + } +} + +#endif // HAS_MARLINUI_U8GLIB +#endif // ARDUINO_ARCH_SAM diff --git a/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi_shared.h b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi_shared.h new file mode 100644 index 0000000..f076c50 --- /dev/null +++ b/Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi_shared.h @@ -0,0 +1,35 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + * + */ +#pragma once + +#include "../../../inc/MarlinConfigPre.h" +#include "../../shared/Marduino.h" +#include <U8glib.h> + +void u8g_SetPIOutput_DUE(u8g_t *u8g, uint8_t pin_index); +void u8g_SetPILevel_DUE(u8g_t *u8g, uint8_t pin_index, uint8_t level); + +void u8g_spiSend_sw_DUE_mode_0(uint8_t val); +void u8g_spiSend_sw_DUE_mode_3(uint8_t val); + +extern Pio *SCK_pPio, *MOSI_pPio; +extern uint32_t SCK_dwMask, MOSI_dwMask; |