277 lines
10 KiB
C
277 lines
10 KiB
C
/****************************************************************************
|
|
* boards/arm/stm32/stm32ldiscovery/src/stm32ldiscovery.h
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __BOARDS_ARM_STM32_STM32LDISCOVERY_SRC_STM32LDISCOVERY_H
|
|
#define __BOARDS_ARM_STM32_STM32LDISCOVERY_SRC_STM32LDISCOVERY_H
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
#include <nuttx/compiler.h>
|
|
#include <stdint.h>
|
|
|
|
#include <arch/chip/chip.h>
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/* Configuration ************************************************************/
|
|
|
|
/* How many SPI modules does this chip support? */
|
|
|
|
#if STM32_NSPI < 1
|
|
# undef CONFIG_STM32_SPI1
|
|
# undef CONFIG_STM32_SPI2
|
|
# undef CONFIG_STM32_SPI3
|
|
#elif STM32_NSPI < 2
|
|
# undef CONFIG_STM32_SPI2
|
|
# undef CONFIG_STM32_SPI3
|
|
#elif STM32_NSPI < 3
|
|
# undef CONFIG_STM32_SPI3
|
|
#endif
|
|
|
|
/* STM32L-Discovery GPIOs ***************************************************/
|
|
|
|
/* The STM32L-Discovery board has four LEDs. Two of these are controlled by
|
|
* logic on the board and are not available for software control:
|
|
*
|
|
* LD1 COM: LD2 default status is red. LD2 turns to green to indicate that
|
|
* communications are in progress between the PC and the
|
|
* ST-LINK/V2.
|
|
* LD2 PWR: Red LED indicates that the board is powered.
|
|
*
|
|
* And two LEDs can be controlled by software:
|
|
*
|
|
* User LD3: Green LED is a user LED connected to PB7
|
|
* User LD4: Blue LED is a user LED connected to PB6
|
|
*
|
|
* The other side of the LED connects to ground so high value will illuminate
|
|
* the LED.
|
|
*/
|
|
|
|
#define GPIO_LED1 (GPIO_OUTPUT | GPIO_PUSHPULL | GPIO_SPEED_10MHz | \
|
|
GPIO_OUTPUT_CLEAR | GPIO_PORTB | GPIO_PIN7)
|
|
#define GPIO_LED2 (GPIO_OUTPUT | GPIO_PUSHPULL | GPIO_SPEED_10MHz | \
|
|
GPIO_OUTPUT_CLEAR | GPIO_PORTB | GPIO_PIN6)
|
|
|
|
/* Button definitions *******************************************************/
|
|
|
|
/* The STM32L-Discovery supports two buttons; only one button is controllable
|
|
* by software:
|
|
*
|
|
* B1 USER: user and wake-up button connected to PA0
|
|
* B2 RESET: pushbutton connected to NRST is used to RESET
|
|
* the STM32F303VCT6.
|
|
*
|
|
* NOTE that EXTI interrupts are configured
|
|
*/
|
|
|
|
#define MIN_IRQBUTTON BUTTON_USER
|
|
#define MAX_IRQBUTTON BUTTON_USER
|
|
#define NUM_IRQBUTTONS 1
|
|
|
|
#define GPIO_BTN_USER (GPIO_INPUT | GPIO_FLOAT | GPIO_EXTI | GPIO_PORTA | GPIO_PIN0)
|
|
|
|
/* LCD definitions **********************************************************/
|
|
|
|
/* LCD. The STM32L152RBT6 supports either a 4x32 or 8x28.
|
|
* The STM32L-Discovery has an LCD 24 segments, 4 commons. On that board,
|
|
* LCD pins are mapped as follows:
|
|
*
|
|
* The 24 segments are represented by the letters A, B, C, D, E, F, G, H, J,
|
|
* K, M, N, P, Q, COL (colon), and DP (decimal point)
|
|
*
|
|
* A
|
|
* --------- _
|
|
* |\ |J /| |_| COL
|
|
* F| H | K |B
|
|
* | \ | / | _
|
|
* --G-- --M-+ |_| COL
|
|
* | /| \ |
|
|
* E| Q | N |C
|
|
* | / |P \| _
|
|
* --------- |_| DP
|
|
* D
|
|
*
|
|
* Plus BAR0-3. The following is of each segment of each of the 6 characters
|
|
* 4 x 24:
|
|
*
|
|
* ---- ----- ----- ----- ----- ---------------
|
|
* GPIO COM3 COM2 COM1 COM0 SIGNAL NAME
|
|
* ---- ----- ----- ----- ----- ---------------
|
|
* PA1 1N 1P 1D 1E LCD SEG0
|
|
* PA2 1DP 1COL 1C 1M LCD SEG1
|
|
* PA3 2N 2P 2D 2E LCD SEG2
|
|
* PB3 2DP 2COL 2C 2M LCD SEG3
|
|
* PB4 3N 3P 3D 3E LCD SEG4
|
|
* PB5 3DP 3COL 3C 3M LCD SEG5
|
|
* PB10 4N 4P 4D 4E LCD SEG6
|
|
* PB11 4DP 4COL 4C 4M LCD SEG7
|
|
* PB12 5N 5P 5D 5E LCD SEG8
|
|
* PB13 BAR2 BAR3 5C 5M LCD SEG9
|
|
* PB14 6N 6P 6D 6E LCD SEG10
|
|
* PB15 BAR0 BAR1 6C 6M LCD SEG11
|
|
* PB9 COM3 LCD glass COM3
|
|
* PA10 COM2 LCD glass COM2
|
|
* PA9 COM1 LCD glass COM1
|
|
* PA8 COM0 LCD glass COM0
|
|
* PA15 6J 6K 6A 6B LCD SEG12
|
|
* PB8 6H 6Q 6F 6G LCD SEG13
|
|
* PC0 5J 5K 5A 5B LCD SEG14
|
|
* PC1 5H 5Q 5F 5G LCD SEG15
|
|
* PC2 4J 4K 4A 4B LCD SEG16
|
|
* PC3 4H 4Q 4F 4G LCD SEG17
|
|
* PC6 3J 3K 3A 3B LCD SEG18
|
|
* PC7 3H 3Q 3F 3G LCD SEG19
|
|
* PC8 2J 2K 2A 2B LCD SEG20
|
|
* PC9 2H 2Q 2F 2G LCD SEG21
|
|
* PC10 1J 1K 1A 1B LCD SEG22
|
|
* PC11 1H 1Q 1F 1G LCD SEG23
|
|
* ---- ----- ----- ----- ----- ---------------
|
|
*
|
|
* ----- --------------------- ----------------
|
|
* GPIO ALTERNATE FUNCTION BOARD SIGNAL
|
|
* ----- --------------------- ----------------
|
|
* PA8 LCD_COM0 LCD glass COM0
|
|
* PA9 LCD_COM1 LCD glass COM1
|
|
* PA10 LCD_COM2 LCD glass COM2
|
|
* PB9 LCD_COM3 LCD glass COM3
|
|
* PA1 LCD_SEG0 LCD SEG0
|
|
* PA2 LCD_SEG1 LCD SEG1
|
|
* PA3 LCD_SEG2 LCD SEG2
|
|
* PB3 LCD_SEG7 LCD_SEG3
|
|
* PB4 LCD_SEG8 LCD_SEG4
|
|
* PB5 LCD_SEG9 LCD SEG5
|
|
* PB10 LCD_SEG10 LCD SEG6
|
|
* PB11 LCD_SEG11 LCD SEG7
|
|
* PB12 LCD_SEG12 LCD SEG8
|
|
* PB13 LCD_SEG13 LCD SEG9
|
|
* PB14 LCD_SEG14 LCD SEG10
|
|
* PB15 LCD_SEG15 LCD SEG11
|
|
* PA15 LCD_SEG12 LCD SEG12
|
|
* PB8 LCD_SEG16 LCD SEG13
|
|
* PC0 LCD_SEG18 LCD SEG14
|
|
* PC1 LCD_SEG19 LCD SEG15
|
|
* PC2 LCD_SEG20 LCD SEG16
|
|
* PC3 LCD_SEG21 LCD SEG17
|
|
* PC6 LCD_SEG24 LCD SEG18
|
|
* PC7 LCD_SEG25 LCD SEG19
|
|
* PC8 LCD_SEG26 LCD SEG20
|
|
* PC9 LCD_SEG27 LCD SEG21
|
|
* PC10 LCD_SEG40 LCD SEG22
|
|
* PC11 LCD_SEG41 LCD SEG23
|
|
*/
|
|
|
|
#define BOARD_SLCD_COM0 GPIO_LCD_COM0 /* PA8 */
|
|
#define BOARD_SLCD_COM1 GPIO_LCD_COM1 /* PA9 */
|
|
#define BOARD_SLCD_COM2 GPIO_LCD_COM2 /* PA10 */
|
|
#define BOARD_SLCD_COM3 GPIO_LCD_COM3 /* PB9 */
|
|
#define BOARD_SLCD_SEG0 GPIO_LCD_SEG0 /* PA1 */
|
|
#define BOARD_SLCD_SEG1 GPIO_LCD_SEG1 /* PA2 */
|
|
#define BOARD_SLCD_SEG2 GPIO_LCD_SEG2 /* PA3 */
|
|
#define BOARD_SLCD_SEG3 GPIO_LCD_SEG7 /* PB3 */
|
|
#define BOARD_SLCD_SEG4 GPIO_LCD_SEG8 /* PB4 */
|
|
#define BOARD_SLCD_SEG5 GPIO_LCD_SEG9 /* PB5 */
|
|
#define BOARD_SLCD_SEG6 GPIO_LCD_SEG10 /* PB10 */
|
|
#define BOARD_SLCD_SEG7 GPIO_LCD_SEG11 /* PB11 */
|
|
#define BOARD_SLCD_SEG8 GPIO_LCD_SEG12 /* PB12 */
|
|
#define BOARD_SLCD_SEG9 GPIO_LCD_SEG13 /* PB13 */
|
|
#define BOARD_SLCD_SEG10 GPIO_LCD_SEG14 /* PB14 */
|
|
#define BOARD_SLCD_SEG11 GPIO_LCD_SEG15 /* PB15 */
|
|
#define BOARD_SLCD_SEG12 GPIO_LCD_SEG17 /* PA15 */
|
|
#define BOARD_SLCD_SEG13 GPIO_LCD_SEG16 /* PB8 */
|
|
#define BOARD_SLCD_SEG14 GPIO_LCD_SEG18 /* PC0 */
|
|
#define BOARD_SLCD_SEG15 GPIO_LCD_SEG19 /* PC1 */
|
|
#define BOARD_SLCD_SEG16 GPIO_LCD_SEG20 /* PC2 */
|
|
#define BOARD_SLCD_SEG17 GPIO_LCD_SEG21 /* PC3 */
|
|
#define BOARD_SLCD_SEG18 GPIO_LCD_SEG24 /* PC6 */
|
|
#define BOARD_SLCD_SEG19 GPIO_LCD_SEG25 /* PC7 */
|
|
#define BOARD_SLCD_SEG20 GPIO_LCD_SEG26 /* PC8 */
|
|
#define BOARD_SLCD_SEG21 GPIO_LCD_SEG27 /* PC9 */
|
|
#define BOARD_SLCD_SEG22 GPIO_LCD_SEG40 /* PC10 */
|
|
#define BOARD_SLCD_SEG23 GPIO_LCD_SEG41 /* PC11 */
|
|
|
|
#define BOARD_SLCD_NCOM 4
|
|
#define BOARD_SLCD_NSEG 24
|
|
#define BOARD_SLCD_NGPIOS 28
|
|
|
|
/****************************************************************************
|
|
* Public Types
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Public Data
|
|
****************************************************************************/
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
/****************************************************************************
|
|
* Public Function Prototypes
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: stm32_bringup
|
|
*
|
|
* Description:
|
|
* Perform architecture specific initialization
|
|
*
|
|
* CONFIG_BOARDCTL=y:
|
|
* If CONFIG_NSH_ARCHINITIALIZE=y:
|
|
* Called from the NSH library (or other application)
|
|
* Otherwise, assumed to be called from some other application.
|
|
*
|
|
* Otherwise CONFIG_BOARD_LATE_INITIALIZE=y:
|
|
* Called from board_late_initialize().
|
|
*
|
|
* Otherwise, bad news: Never called
|
|
*
|
|
****************************************************************************/
|
|
|
|
int stm32_bringup(void);
|
|
|
|
/****************************************************************************
|
|
* Name: stm32_spidev_initialize
|
|
*
|
|
* Description:
|
|
* Called to configure SPI chip select GPIO pins for the stm32ldiscovery
|
|
* board.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void weak_function stm32_spidev_initialize(void);
|
|
|
|
/****************************************************************************
|
|
* Name: stm32_pwm_setup
|
|
*
|
|
* Description:
|
|
* Initialize PWM and register the PWM device.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_PWM
|
|
int stm32_pwm_setup(void);
|
|
#endif
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
#endif /* __BOARDS_ARM_STM32_STM32LDISCOVERY_SRC_STM32LDISCOVERY_H */
|