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STM32 FastIO using register access (#12276)

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This commit is contained in:
Karl Andersson
2018-10-31 01:25:44 +01:00
committed by Scott Lahteine
parent 56057bcecd
commit 1946f729fd
4 changed files with 78 additions and 10 deletions
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6
Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.cpp
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@ -73,9 +73,9 @@
#define CPU_ST7920_DELAY_2 DELAY_NS(0)
#define CPU_ST7920_DELAY_3 DELAY_NS(189)
#elif defined(ARDUINO_ARCH_STM32)
#define CPU_ST7920_DELAY_1 DELAY_NS(0)
#define CPU_ST7920_DELAY_2 DELAY_NS(0)
#define CPU_ST7920_DELAY_3 DELAY_NS(0)
#define CPU_ST7920_DELAY_1 DELAY_NS(300)
#define CPU_ST7920_DELAY_2 DELAY_NS(40)
#define CPU_ST7920_DELAY_3 DELAY_NS(340)
#elif F_CPU == 16000000
#define CPU_ST7920_DELAY_1 DELAY_NS(0)
#define CPU_ST7920_DELAY_2 DELAY_NS(0)