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Fix SPI comments, clean up U20 pins (#14700)

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This commit is contained in:
Tanguy Pruvot 2019-07-22 03:23:41 +02:00 committed by Scott Lahteine
parent 7501e40e0b
commit dca0c3d02a
3 changed files with 32 additions and 34 deletions
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4
Marlin/src/HAL/HAL_STM32F1/HAL_spi_STM32F1.cpp
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@ -80,8 +80,8 @@ void spiBegin() {
*/
void spiInit(uint8_t spiRate) {
/**
* STM32F1 APB1 = 36MHz, APB2 = 72MHz, max SPI speed of this MCU if 18Mhz
* STM32F1 has 3 SPI ports, SPI1 in APB1, SPI2/SPI3 in APB2
* STM32F1 APB2 = 72MHz, APB1 = 36MHz, max SPI speed of this MCU if 18Mhz
* STM32F1 has 3 SPI ports, SPI1 in APB2, SPI2/SPI3 in APB1
* so the minimum prescale of SPI1 is DIV4, SPI2/SPI3 is DIV2
*/
#if SPI_DEVICE == 1

42
Marlin/src/pins/stm32/pins_LONGER3D_LK.h
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@ -16,34 +16,42 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#pragma once
/**
* ALFAWISE U30 (STM32F103VET6) board pin assignments
* Longer3D LK1/LK2 & Alfawise U20/U30 (STM32F103VET6) board pin assignments
*/
#if !defined(__STM32F1__) && !defined(STM32F1xx)
#error "Oops! Select a STM32F1 board in 'Tools > Board.'"
#elif HOTENDS > 1 || E_STEPPERS > 1
#error "LONGER3D only supports 1 hotend / E-stepper. Comment out this line to continue."
#error "Longer3D board only supports 1 hotend / E-stepper. Comment out this line to continue."
#endif
#define BOARD_NAME "Longer3D"
#define ALFAWISE_UX0 // Common to all Alfawise STM32F1 boards
#define ALFAWISE_UX0 // Common to all Longer3D STM32F1 boards (used for Open drain mosfets)
//#define DISABLE_DEBUG // We still want to debug with STLINK...
#define DISABLE_JTAG // We free the jtag pins (PA15) but keep STLINK
// Release PB4 (STEP_X_PIN) from JTAG NRST role.
//#define DISABLE_DEBUG // > Hobi : We still want to debug with STLINK...
#define DISABLE_JTAG // we free the jtag pins (PA15) but keep STLINK
//
// Limit Switches
//
#define X_STOP_PIN PC1 // pin 16
//#define X_MAX_PIN PC0 // pin 15 Used as filament sensor on Alfawise setup
#define X_MIN_PIN PC1 // pin 16
#define X_MAX_PIN PC0 // pin 15 (Filament sensor on Alfawise setup)
#define Y_MIN_PIN PC15 // pin 9
//#define Y_MAX_PIN PC14 // pin 8 Unused in stock Alfawise setup
#define Y_MAX_PIN PC14 // pin 8 (Unused in stock Alfawise setup)
#define Z_MIN_PIN PE6 // pin 5 Standard Endstop or Z_Probe endstop function
//#define Z_MAX_PIN PE5 // pin 4 Unused in stock Alfawise setup
#define Z_MAX_PIN PE5 // pin 4 (Unused in stock Alfawise setup)
// May be used for BLTouch Servo function on older variants (<= V08)
//
// Filament Sensor
//
#ifndef FIL_RUNOUT_PIN
#define FIL_RUNOUT_PIN PC0 // XMAX plug on PCB used as filament runout sensor on Alfawise boards (inverting true)
#endif
//
// Steppers
//
@ -80,11 +88,6 @@
#define FAN_MIN_PWM 35 // Fan will not start in 1-30 range
#define FAN_MAX_PWM 255
// Filament Sensor
#ifndef FIL_RUNOUT_PIN
#define FIL_RUNOUT_PIN PC0 // XMAX plug on PCB used as filament runout sensor on Alfawise boards (inverting true)
#endif
//#define BEEPER_PIN PD13 // pin 60 (Servo PWM output 5V/GND on Board V0G+) made for BL-Touch sensor
// Can drive a PC Buzzer, if connected between PWM and 5V pins
@ -93,17 +96,14 @@
//
// PWM
//
//#define NUM_SERVOS 1
//#define SERVO0_TIMER_NUM 1 // General or Adv. timer to use for the servo PWM (2 & 5 are reserved)
#define SERVO0_PWM_OD
#define SERVO0_PIN PD13 // Open drain PWM pin on the V0G (GND or floating 5V)
#define SERVO0_PWM_OD // Comment this if using PE5
//#define SERVO0_PIN PE5 // Pulled up PWM pin on the V08 (3.3V or 0)
/**
* Note: Alfawise screens use various TFT controllers. Supported screens
* are based on the ILI9342, ILI9328 and ST7798V. Define init sequences for
* are based on the ILI9341, ILI9328 and ST7798V. Define init sequences for
* other screens in u8g_dev_tft_320x240_upscale_from_128x64.cpp
*
* If the screen stays white, disable 'LCD_RESET_PIN' to let the bootloader
@ -112,7 +112,6 @@
* Setting an 'LCD_RESET_PIN' may cause a flicker when entering the LCD menu
* because Marlin uses the reset as a failsafe to revive a glitchy LCD.
*/
#pragma once
#define LCD_RESET_PIN PC4 // pin 33
#define LCD_BACKLIGHT_PIN PD12 // pin 59
@ -146,7 +145,6 @@
//
// SPI1 (EEPROM W25Q64 + DAC OUT)
//
#undef E2END
#define E2END 0x7FF // EEPROM end address (reserve 2kB on sd/sram, real spi one is 8MB/64Mbits)
/*

4
config/examples/Alfawise/U20/Configuration_adv.h
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@ -1335,7 +1335,7 @@
// The number of linear motions that can be in the plan at any give time.
// THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2 (e.g. 8, 16, 32) because shifts and ors are used to do the ring-buffering.
#if ENABLED(SDSUPPORT)
#define BLOCK_BUFFER_SIZE 16 // SD,LCD,Buttons take more memory, block buffer needs to be smaller
#define BLOCK_BUFFER_SIZE 32 // SD,LCD,Buttons take more memory, block buffer needs to be smaller
#else
#define BLOCK_BUFFER_SIZE 16 // maximize block buffer
#endif
@ -1344,7 +1344,7 @@
// The ASCII buffer for serial input
#define MAX_CMD_SIZE 96
#define BUFSIZE 4
#define BUFSIZE 8
// Transmission to Host Buffer Size
// To save 386 bytes of PROGMEM (and TX_BUFFER_SIZE+3 bytes of RAM) set to 0.