Shorter paths to HAL, ExtUI (#17156)
This commit is contained in:
Scott Lahteine
GitHub
48
Marlin/src/HAL/LPC1768/include/SPI.h
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48
Marlin/src/HAL/LPC1768/include/SPI.h
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/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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#include "../../shared/HAL_SPI.h"
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#include <stdint.h>
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#define MSBFIRST 1
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#define SPI_MODE3 0
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class SPISettings {
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public:
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SPISettings(uint32_t speed, int, int) : spi_speed(speed) {};
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uint32_t spiRate() { return spi_speed; }
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private:
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uint32_t spi_speed;
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};
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class SPIClass {
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public:
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void begin();
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void beginTransaction(SPISettings);
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void endTransaction() {};
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uint8_t transfer(uint8_t data);
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uint16_t transfer16(uint16_t data);
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};
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extern SPIClass SPI;
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106
Marlin/src/HAL/LPC1768/include/digipot_mcp4451_I2C_routines.c
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106
Marlin/src/HAL/LPC1768/include/digipot_mcp4451_I2C_routines.c
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@ -0,0 +1,106 @@
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/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* digipot_mcp4451_I2C_routines.c
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* Adapted from https://www-users.cs.york.ac.uk/~pcc/MCP/HAPR-Course-web/CMSIS/examples/html/master_8c_source.html
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*/
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#ifdef TARGET_LPC1768
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#include "../../../inc/MarlinConfigPre.h"
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#if MB(MKS_SBASE)
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "digipot_mcp4451_I2C_routines.h"
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// These two routines are exact copies of the lpc17xx_i2c.c routines. Couldn't link to
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// to the lpc17xx_i2c.c routines so had to copy them into this file & rename them.
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static uint32_t _I2C_Start(LPC_I2C_TypeDef *I2Cx) {
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// Reset STA, STO, SI
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I2Cx->I2CONCLR = I2C_I2CONCLR_SIC|I2C_I2CONCLR_STOC|I2C_I2CONCLR_STAC;
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// Enter to Master Transmitter mode
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I2Cx->I2CONSET = I2C_I2CONSET_STA;
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// Wait for complete
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while (!(I2Cx->I2CONSET & I2C_I2CONSET_SI));
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I2Cx->I2CONCLR = I2C_I2CONCLR_STAC;
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return (I2Cx->I2STAT & I2C_STAT_CODE_BITMASK);
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}
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static void _I2C_Stop(LPC_I2C_TypeDef *I2Cx) {
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// Make sure start bit is not active
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if (I2Cx->I2CONSET & I2C_I2CONSET_STA)
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I2Cx->I2CONCLR = I2C_I2CONCLR_STAC;
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I2Cx->I2CONSET = I2C_I2CONSET_STO|I2C_I2CONSET_AA;
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I2Cx->I2CONCLR = I2C_I2CONCLR_SIC;
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}
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I2C_M_SETUP_Type transferMCfg;
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#define I2C_status (LPC_I2C1->I2STAT & I2C_STAT_CODE_BITMASK)
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uint8_t digipot_mcp4451_start(uint8_t sla) { // send slave address and write bit
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// Sometimes TX data ACK or NAK status is returned. That mean the start state didn't
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// happen which means only the value of the slave address was send. Keep looping until
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// the slave address and write bit are actually sent.
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do {
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_I2C_Stop(I2CDEV_M); // output stop state on I2C bus
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_I2C_Start(I2CDEV_M); // output start state on I2C bus
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while ((I2C_status != I2C_I2STAT_M_TX_START)
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&& (I2C_status != I2C_I2STAT_M_TX_RESTART)
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&& (I2C_status != I2C_I2STAT_M_TX_DAT_ACK)
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&& (I2C_status != I2C_I2STAT_M_TX_DAT_NACK)); //wait for start to be asserted
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LPC_I2C1->I2CONCLR = I2C_I2CONCLR_STAC; // clear start state before tansmitting slave address
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LPC_I2C1->I2DAT = (sla << 1) & I2C_I2DAT_BITMASK; // transmit slave address & write bit
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LPC_I2C1->I2CONSET = I2C_I2CONSET_AA;
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LPC_I2C1->I2CONCLR = I2C_I2CONCLR_SIC;
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while ((I2C_status != I2C_I2STAT_M_TX_SLAW_ACK)
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&& (I2C_status != I2C_I2STAT_M_TX_SLAW_NACK)
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&& (I2C_status != I2C_I2STAT_M_TX_DAT_ACK)
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&& (I2C_status != I2C_I2STAT_M_TX_DAT_NACK)) { /* wait for slaw to finish */ }
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} while ( (I2C_status == I2C_I2STAT_M_TX_DAT_ACK) || (I2C_status == I2C_I2STAT_M_TX_DAT_NACK));
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return 1;
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}
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uint8_t digipot_mcp4451_send_byte(uint8_t data) {
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LPC_I2C1->I2DAT = data & I2C_I2DAT_BITMASK; // transmit data
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LPC_I2C1->I2CONSET = I2C_I2CONSET_AA;
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LPC_I2C1->I2CONCLR = I2C_I2CONCLR_SIC;
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while (I2C_status != I2C_I2STAT_M_TX_DAT_ACK && I2C_status != I2C_I2STAT_M_TX_DAT_NACK); // wait for xmit to finish
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return 1;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif // MB(MKS_SBASE)
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#endif // TARGET_LPC1768
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@ -0,0 +1,43 @@
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/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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/**
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* digipot_mcp4451_I2C_routines.h
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* Adapted from https://www-users.cs.york.ac.uk/~pcc/MCP/HAPR-Course-web/CMSIS/examples/html/master_8c_source.html
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <lpc17xx_i2c.h>
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#include <lpc17xx_pinsel.h>
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#include <lpc17xx_libcfg_default.h>
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#include "i2c_util.h"
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uint8_t digipot_mcp4451_start(uint8_t sla);
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uint8_t digipot_mcp4451_send_byte(uint8_t data);
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#ifdef __cplusplus
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}
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#endif
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70
Marlin/src/HAL/LPC1768/include/i2c_util.c
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70
Marlin/src/HAL/LPC1768/include/i2c_util.c
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@ -0,0 +1,70 @@
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/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
|
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* HAL_LPC1768/include/i2c_util.c
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*/
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#ifdef TARGET_LPC1768
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#include "i2c_util.h"
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#define U8G_I2C_OPT_FAST 16 // from u8g.h
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#ifdef __cplusplus
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extern "C" {
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#endif
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void configure_i2c(const uint8_t clock_option) {
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/**
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* Init I2C pin connect
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*/
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PINSEL_CFG_Type PinCfg;
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PinCfg.OpenDrain = 0;
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PinCfg.Pinmode = 0;
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PinCfg.Portnum = 0;
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#if I2C_MASTER_ID == 0
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PinCfg.Funcnum = 1;
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PinCfg.Pinnum = 27; // SDA0 / D57 AUX-1 ... SCL0 / D58 AUX-1
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#elif I2C_MASTER_ID == 1
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PinCfg.Funcnum = 3;
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PinCfg.Pinnum = 0; // SDA1 / D20 SCA ... SCL1 / D21 SCL
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#elif I2C_MASTER_ID == 2
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PinCfg.Funcnum = 2;
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PinCfg.Pinnum = 10; // SDA2 / D38 X_ENABLE_PIN ... SCL2 / D55 X_DIR_PIN
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#endif
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PINSEL_ConfigPin(&PinCfg);
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PinCfg.Pinnum += 1;
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PINSEL_ConfigPin(&PinCfg);
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// Initialize I2C peripheral
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I2C_Init(I2CDEV_M, (clock_option & U8G_I2C_OPT_FAST) ? 400000: 100000); // LCD data rates
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// Enable Master I2C operation
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I2C_Cmd(I2CDEV_M, I2C_MASTER_MODE, ENABLE);
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}
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#ifdef __cplusplus
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}
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#endif
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#endif // TARGET_LPC1768
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56
Marlin/src/HAL/LPC1768/include/i2c_util.h
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56
Marlin/src/HAL/LPC1768/include/i2c_util.h
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@ -0,0 +1,56 @@
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/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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||||
* This program is free software: you can redistribute it and/or modify
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||||
* it under the terms of the GNU General Public License as published by
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||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
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||||
*
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||||
* This program is distributed in the hope that it will be useful,
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||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
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||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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||||
* GNU General Public License for more details.
|
||||
*
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||||
* You should have received a copy of the GNU General Public License
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||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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/**
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* HAL_LPC1768/include/i2c_util.h
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*/
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#include "../../../inc/MarlinConfigPre.h"
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#ifndef I2C_MASTER_ID
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#define I2C_MASTER_ID 1
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#endif
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#if I2C_MASTER_ID == 0
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#define I2CDEV_M LPC_I2C0
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#elif I2C_MASTER_ID == 1
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#define I2CDEV_M LPC_I2C1
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#elif I2C_MASTER_ID == 2
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#define I2CDEV_M LPC_I2C2
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#else
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#error "Master I2C device not defined!"
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#endif
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#include <lpc17xx_i2c.h>
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#include <lpc17xx_pinsel.h>
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#include <lpc17xx_libcfg_default.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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void configure_i2c(const uint8_t clock_option);
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#ifdef __cplusplus
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}
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#endif
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