Diff: TextLCD_Config.h
- Revision:
- 34:e5a0dcb43ecc
- Child:
- 35:311be6444a39
diff -r 900a94bc7585 -r e5a0dcb43ecc TextLCD_Config.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/TextLCD_Config.h Sat Sep 27 12:38:27 2014 +0000
@@ -0,0 +1,253 @@
+/* mbed TextLCD Library, for a 4-bit LCD based on HD44780
+ * Copyright (c) 2014, WH
+ * 2014, v01: WH, Extracted from TextLCD.h as of v14
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef MBED_TEXTLCDCONFIG_H
+#define MBED_TEXTLCDCONFIG_H
+
+
+//Select hardware interface options to reduce memory footprint (multiple options allowed)
+#define LCD_I2C 1 /* I2C Expander PCF8574/MCP23008 */
+#define LCD_SPI 1 /* SPI Expander SN74595 */
+#define LCD_I2C_N 1 /* Native I2C bus */
+#define LCD_SPI_N_3_9 1 /* Native SPI bus */
+#define LCD_SPI_N_3_10 1 /* Native SPI bus */
+#define LCD_SPI_N_3_16 1 /* Native SPI bus */
+#define LCD_SPI_N_3_24 1 /* Native SPI bus */
+#define LCD_SPI_N_4 1 /* Native SPI bus */
+
+//Select options to reduce memory footprint (multiple options allowed)
+#define LCD_UDC 1 /* Enable predefined UDC example*/
+#define LCD_PRINTF 1 /* Enable Stream implementation */
+
+//Pin Defines for I2C PCF8574/PCF8574A or MCP23008 and SPI 74595 bus expander interfaces
+//LCD and serial portexpanders should be wired accordingly
+//
+//Select Hardware module (one option only)
+#define DEFAULT 1
+#define ADAFRUIT 0
+#define DFROBOT 0
+
+//Select Hardware module (one option only)
+#if (DEFAULT==1)
+//Definitions for default (WH) mapping between serial port expander pins and LCD controller
+//This hardware supports the I2C bus expander (PCF8574/PCF8574A or MCP23008) and SPI bus expander (74595) interfaces
+//See https://mbed.org/cookbook/Text-LCD-Enhanced
+//
+//Note: LCD RW pin must be connected to GND
+// E2 is used for LCD40x4 (second controller)
+// BL may be used to control backlight
+#define D_LCD_PIN_D4 0
+#define D_LCD_PIN_D5 1
+#define D_LCD_PIN_D6 2
+#define D_LCD_PIN_D7 3
+#define D_LCD_PIN_RS 4
+#define D_LCD_PIN_E 5
+#define D_LCD_PIN_E2 6
+#define D_LCD_PIN_BL 7
+
+#define D_LCD_PIN_RW D_LCD_PIN_E2
+
+//Select I2C Portexpander type (one option only)
+#define PCF8574 1
+#define MCP23008 0
+#endif
+
+#if (ADAFRUIT==1)
+//Definitions for Adafruit i2cspilcdbackpack mapping between serial port expander pins and LCD controller
+//This hardware supports both an I2C expander (MCP23008) and an SPI expander (74595) selectable by a jumper.
+//See http://www.ladyada.net/products/i2cspilcdbackpack
+//
+//Note: LCD RW pin must be kept LOW
+// E2 is not available on this hardware and so it does not support LCD40x4 (second controller)
+// BL is used to control backlight
+#define D_LCD_PIN_0 0
+#define D_LCD_PIN_RS 1
+#define D_LCD_PIN_E 2
+#define D_LCD_PIN_D4 3
+#define D_LCD_PIN_D5 4
+#define D_LCD_PIN_D6 5
+#define D_LCD_PIN_D7 6
+#define D_LCD_PIN_BL 7
+
+#define D_LCD_PIN_E2 D_LCD_PIN_0
+
+//Force I2C portexpander type
+#define PCF8574 0
+#define MCP23008 1
+#endif
+
+#if (DFROBOT==1)
+//Definitions for DFROBOT LCD2004 Module mapping between serial port expander pins and LCD controller
+//This hardware uses PCF8574 and is different from earlier/different Arduino I2C LCD displays
+//See http://arduino-info.wikispaces.com/LCD-Blue-I2C
+//
+//Note: LCD RW pin must be kept LOW
+// E2 is not available on default Arduino hardware and so it does not support LCD40x4 (second controller)
+// BL is used to control backlight, reverse logic: Low turns on Backlight. This is handled in setBacklight()
+#define D_LCD_PIN_RS 0
+#define D_LCD_PIN_RW 1
+#define D_LCD_PIN_E 2
+#define D_LCD_PIN_BL 3
+#define D_LCD_PIN_D4 4
+#define D_LCD_PIN_D5 5
+#define D_LCD_PIN_D6 6
+#define D_LCD_PIN_D7 7
+
+#define D_LCD_PIN_E2 D_LCD_PIN_RW
+
+//Force I2C portexpander type
+#define PCF8574 1
+#define MCP23008 0
+#endif
+
+
+//Bitpattern Defines for I2C PCF8574/PCF8574A, MCP23008 and SPI 74595 Bus expanders
+//
+#define D_LCD_D4 (1<<D_LCD_PIN_D4)
+#define D_LCD_D5 (1<<D_LCD_PIN_D5)
+#define D_LCD_D6 (1<<D_LCD_PIN_D6)
+#define D_LCD_D7 (1<<D_LCD_PIN_D7)
+#define D_LCD_RS (1<<D_LCD_PIN_RS)
+#define D_LCD_E (1<<D_LCD_PIN_E)
+#define D_LCD_E2 (1<<D_LCD_PIN_E2)
+#define D_LCD_BL (1<<D_LCD_PIN_BL)
+//#define D_LCD_RW (1<<D_LCD_PIN_RW)
+
+#define D_LCD_BUS_MSK (D_LCD_D4 | D_LCD_D5 | D_LCD_D6 | D_LCD_D7)
+#define D_LCD_BUS_DEF 0x00
+
+/* PCF8574/PCF8574A I2C portexpander slave address */
+#define PCF8574_SA0 0x40
+#define PCF8574_SA1 0x42
+#define PCF8574_SA2 0x44
+#define PCF8574_SA3 0x46
+#define PCF8574_SA4 0x48
+#define PCF8574_SA5 0x4A
+#define PCF8574_SA6 0x4C
+#define PCF8574_SA7 0x4E
+
+#define PCF8574A_SA0 0x70
+#define PCF8574A_SA1 0x72
+#define PCF8574A_SA2 0x74
+#define PCF8574A_SA3 0x76
+#define PCF8574A_SA4 0x78
+#define PCF8574A_SA5 0x7A
+#define PCF8574A_SA6 0x7C
+#define PCF8574A_SA7 0x7E
+
+/* MCP23008 I2C portexpander slave address */
+#define MCP23008_SA0 0x40
+#define MCP23008_SA1 0x42
+#define MCP23008_SA2 0x44
+#define MCP23008_SA3 0x46
+#define MCP23008_SA4 0x48
+#define MCP23008_SA5 0x4A
+#define MCP23008_SA6 0x4C
+#define MCP23008_SA7 0x4E
+
+/* MCP23008 I2C portexpander internal registers */
+#define IODIR 0x00
+#define IPOL 0x01
+#define GPINTEN 0x02
+#define DEFVAL 0x03
+#define INTCON 0x04
+#define IOCON 0x05
+#define GPPU 0x06
+#define INTF 0x07
+#define INTCAP 0x08
+#define GPIO 0x09
+#define OLAT 0x0A
+
+/* ST7032i I2C slave address */
+#define ST7032_SA 0x7C
+
+/* ST7036i I2C slave address */
+#define ST7036_SA0 0x78
+#define ST7036_SA1 0x7A
+#define ST7036_SA2 0x7C
+#define ST7036_SA3 0x7E
+
+/* PCF21XX I2C slave address */
+#define PCF21XX_SA0 0x74
+#define PCF21XX_SA1 0x76
+
+/* AIP31068 I2C slave address */
+#define AIP31068_SA 0x7C
+
+/* SSD1803 I2C slave address */
+#define SSD1803_SA0 0x78
+#define SSD1803_SA1 0x7A
+
+/* US2066/SSD1311 I2C slave address */
+#define US2066_SA0 0x78
+#define US2066_SA1 0x7A
+
+/* AC780 I2C slave address */
+#define AC780_SA0 0x78
+#define AC780_SA1 0x7A
+#define AC780_SA2 0x7C
+#define AC780_SA3 0x7E
+
+//Some native I2C controllers dont support ACK. Set define to '0' to allow code to proceed even without ACK
+//#define LCD_I2C_ACK 0
+#define LCD_I2C_ACK 1
+
+
+// Contrast setting, 6 significant bits (only supported for controllers with extended features)
+// Voltage Multiplier setting, 2 or 3 significant bits (only supported for controllers with extended features)
+#define LCD_DEF_CONTRAST 0x20
+
+//ST7032 EastRising ERC1602FS-4 display
+//Contrast setting 6 significant bits
+//Voltage Multiplier setting 3 significant bits
+#define LCD_ST7032_CONTRAST 0x18
+#define LCD_ST7032_RAB 0x04
+
+//ST7036 EA DOGM1603 display
+//Contrast setting 6 significant bits
+//Voltage Multiplier setting 3 significant bits
+#define LCD_ST7036_CONTRAST 0x28
+#define LCD_ST7036_RAB 0x04
+
+//SSD1803 EA DOGM204 display
+//Contrast setting 6 significant bits
+//Voltage Multiplier setting 3 significant bits
+#define LCD_SSD1_CONTRAST 0x28
+#define LCD_SSD1_RAB 0x06
+
+//US2066/SSD1311 EastRising ER-OLEDM2002-4 display
+//Contrast setting 8 significant bits, use 6 for compatibility
+#define LCD_US20_CONTRAST 0x3F
+//#define LCD_US20_CONTRAST 0x1F
+
+//PCF2113, PCF2119 display
+//Contrast setting 6 significant bits
+//Voltage Multiplier setting 2 significant bits
+#define LCD_PCF2_CONTRAST 0x20
+#define LCD_PCF2_S12 0x02
+
+//PT6314 VFD display
+//Contrast setting 2 significant bits, use 6 for compatibility
+#define LCD_PT63_CONTRAST 0x3F
+
+
+#endif //MBED_TEXTLCDCONFIG_H
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