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Activate LiquidTWI2 device detection and space-pad LCD status line.

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This commit is contained in:
neildarlow 2014-03-03 21:01:27 +00:00
parent 7f76a0e064
commit 7325d7102e
4 changed files with 33 additions and 2 deletions
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2
Marlin/Marlin_main.cpp
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@ -1627,6 +1627,8 @@ void process_commands()
lcd_update(); lcd_update();
} }
}else{ }else{
if (!lcd_detected())
break;
while(!lcd_clicked()){ while(!lcd_clicked()){
manage_heater(); manage_heater();
manage_inactivity(); manage_inactivity();

19
Marlin/ultralcd.cpp
View file

@ -1148,6 +1148,11 @@ void lcd_setstatus(const char* message)
if (lcd_status_message_level > 0) if (lcd_status_message_level > 0)
return; return;
strncpy(lcd_status_message, message, LCD_WIDTH); strncpy(lcd_status_message, message, LCD_WIDTH);
size_t i = strlen(lcd_status_message);
memset(lcd_status_message + i, ' ', LCD_WIDTH - i);
lcd_status_message[LCD_WIDTH] = '\0';
lcdDrawUpdate = 2; lcdDrawUpdate = 2;
} }
void lcd_setstatuspgm(const char* message) void lcd_setstatuspgm(const char* message)
@ -1155,6 +1160,11 @@ void lcd_setstatuspgm(const char* message)
if (lcd_status_message_level > 0) if (lcd_status_message_level > 0)
return; return;
strncpy_P(lcd_status_message, message, LCD_WIDTH); strncpy_P(lcd_status_message, message, LCD_WIDTH);
size_t i = strlen(lcd_status_message);
memset(lcd_status_message + i, ' ', LCD_WIDTH - i);
lcd_status_message[LCD_WIDTH] = '\0';
lcdDrawUpdate = 2; lcdDrawUpdate = 2;
} }
void lcd_setalertstatuspgm(const char* message) void lcd_setalertstatuspgm(const char* message)
@ -1263,6 +1273,15 @@ void lcd_buttons_update()
lastEncoderBits = enc; lastEncoderBits = enc;
} }
bool lcd_detected(void)
{
#if (defined(LCD_I2C_TYPE_MCP23017) || defined(LCD_I2C_TYPE_MCP23008)) && defined(DETECT_DEVICE)
return lcd.LcdDetected() == 1;
#else
return true;
#endif
}
void lcd_buzz(long duration, uint16_t freq) void lcd_buzz(long duration, uint16_t freq)
{ {
#ifdef LCD_USE_I2C_BUZZER #ifdef LCD_USE_I2C_BUZZER

2
Marlin/ultralcd.h
View file

@ -11,6 +11,7 @@
void lcd_setstatuspgm(const char* message); void lcd_setstatuspgm(const char* message);
void lcd_setalertstatuspgm(const char* message); void lcd_setalertstatuspgm(const char* message);
void lcd_reset_alert_level(); void lcd_reset_alert_level();
bool lcd_detected(void);
#ifdef DOGLCD #ifdef DOGLCD
extern int lcd_contrast; extern int lcd_contrast;
@ -92,6 +93,7 @@
FORCE_INLINE void lcd_buttons_update() {} FORCE_INLINE void lcd_buttons_update() {}
FORCE_INLINE void lcd_reset_alert_level() {} FORCE_INLINE void lcd_reset_alert_level() {}
FORCE_INLINE void lcd_buzz(long duration,uint16_t freq) {} FORCE_INLINE void lcd_buzz(long duration,uint16_t freq) {}
FORCE_INLINE bool lcd_detected(void) { return true; }
#define LCD_MESSAGEPGM(x) #define LCD_MESSAGEPGM(x)
#define LCD_ALERTMESSAGEPGM(x) #define LCD_ALERTMESSAGEPGM(x)

12
Marlin/ultralcd_implementation_hitachi_HD44780.h
View file

@ -166,13 +166,21 @@ extern volatile uint16_t buttons; //an extended version of the last checked but
#include <Wire.h> #include <Wire.h>
#include <LiquidTWI2.h> #include <LiquidTWI2.h>
#define LCD_CLASS LiquidTWI2 #define LCD_CLASS LiquidTWI2
LCD_CLASS lcd(LCD_I2C_ADDRESS); #if defined(DETECT_DEVICE)
LCD_CLASS lcd(LCD_I2C_ADDRESS, 1);
#else
LCD_CLASS lcd(LCD_I2C_ADDRESS);
#endif
#elif defined(LCD_I2C_TYPE_MCP23008) #elif defined(LCD_I2C_TYPE_MCP23008)
#include <Wire.h> #include <Wire.h>
#include <LiquidTWI2.h> #include <LiquidTWI2.h>
#define LCD_CLASS LiquidTWI2 #define LCD_CLASS LiquidTWI2
LCD_CLASS lcd(LCD_I2C_ADDRESS); #if defined(DETECT_DEVICE)
LCD_CLASS lcd(LCD_I2C_ADDRESS, 1);
#else
LCD_CLASS lcd(LCD_I2C_ADDRESS);
#endif
#elif defined(LCD_I2C_TYPE_PCA8574) #elif defined(LCD_I2C_TYPE_PCA8574)
#include <LiquidCrystal_I2C.h> #include <LiquidCrystal_I2C.h>