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Fix typo and remove unwanted code

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This commit is contained in:
Tony Corbett G0WFV
2016-06-27 19:18:17 +01:00
parent c1d97ad8cc
commit c4a42d1279
2 changed files with 8 additions and 15 deletions
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21
HD44780.cpp
View File

@@ -306,20 +306,6 @@ void CHD44780::pcf8574LCDSetup()
// Initalize PFC8574
::pcf8574Setup(AF_BASE, PCF8574);
// Initialise LCD
m_fd = ::lcdInit(m_rows, m_cols, 4, AF_RS, AF_E, AF_D1, AF_D2, AF_D3, AF_D4, 0, 0, 0, 0);
if (m_fd == -1) {
LogError("Unable to open the HD44780 via I2C");
return false;
}
m_rb = AF_RS;
m_strb = AF_E;
m_d0 = AF_D1;
m_d1 = AF_D2;
m_d2 = AF_D3;
m_d3 = AF_D4;
// Turn on backlight
::pinMode (AF_BL, OUTPUT);
::digitalWrite (AF_BL, 1);
@@ -327,6 +313,13 @@ void CHD44780::pcf8574LCDSetup()
// Set LCD to write mode.
::pinMode (AF_RW, OUTPUT);
::digitalWrite (AF_RW, 0);
m_rb = AF_RS;
m_strb = AF_E;
m_d0 = AF_D1;
m_d1 = AF_D2;
m_d2 = AF_D3;
m_d3 = AF_D4;
}
#endif

2
HD44780.h
View File

@@ -62,7 +62,7 @@ enum ADAFRUIT_COLOUR {
#define AF_D2 (AF_BASE + 5)
#define AF_D3 (AF_BASE + 6)
#define AF_D4 (AF_BASE + 7)
#define PCF8547 0x27
#define PCF8574 0x27
#endif
class CHD44780 : public CDisplay