AVR initialization and PCD8544 contrast fixes

andygock / glcd

Graphic LCD Library for microcontrollers based embedded systems. Compatible with chipsets PCD854, ST7565R, NTD75451 and many AVR, LPC, PIC, STM32 devices.

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AVR initialization and PCD8544 contrast fixes #1

Closed Mircho closed 11 years ago

Mircho commented 11 years ago

As I started using the library found few small issues that I fixed:

initialization of the SS pin should be done for all devices
the void glcd_set_contrast(uint8_t val) method for PCD8544 had some wrong ORing instead of ANDing