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SPI transactions for Arduino's (beta)

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sumotoy 2015-03-05 22:05:39 +01:00
parent 97a9d77fa7
commit 1d7ce616fb
2 changed files with 5 additions and 0 deletions
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4
TFT_ILI9163C.cpp
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@ -76,6 +76,7 @@ void TFT_ILI9163C::writedata16(uint16_t d){
} }
void TFT_ILI9163C::setBitrate(uint32_t n){ void TFT_ILI9163C::setBitrate(uint32_t n){
#if !defined (SPI_HAS_TRANSACTION)
if (n >= 8000000) { if (n >= 8000000) {
SPI.setClockDivider(SPI_CLOCK_DIV2); SPI.setClockDivider(SPI_CLOCK_DIV2);
} else if (n >= 4000000) { } else if (n >= 4000000) {
@ -85,6 +86,7 @@ void TFT_ILI9163C::setBitrate(uint32_t n){
} else { } else {
SPI.setClockDivider(SPI_CLOCK_DIV16); SPI.setClockDivider(SPI_CLOCK_DIV16);
} }
#endif
} }
#elif defined(__SAM3X8E__) #elif defined(__SAM3X8E__)
// Arduino Due // Arduino Due
@ -135,12 +137,14 @@ void TFT_ILI9163C::writedata16(uint16_t d){
void TFT_ILI9163C::setBitrate(uint32_t n){ void TFT_ILI9163C::setBitrate(uint32_t n){
#if !defined (SPI_HAS_TRANSACTION)
uint32_t divider=1; uint32_t divider=1;
while (divider < 255) { while (divider < 255) {
if (n >= 84000000 / divider) break; if (n >= 84000000 / divider) break;
divider = divider - 1; divider = divider - 1;
} }
SPI.setClockDivider(divider); SPI.setClockDivider(divider);
#endif
} }
#elif defined(__MK20DX128__) || defined(__MK20DX256__) #elif defined(__MK20DX128__) || defined(__MK20DX256__)
//Teensy 3.0 & 3.1 //Teensy 3.0 & 3.1

1
TFT_ILI9163C.h
View file

@ -78,6 +78,7 @@
0.6b2: Scroll completed. (thanks Masuda) 0.6b2: Scroll completed. (thanks Masuda)
0.6b3: Clear Screen fix v2. Added Idle mode. 0.6b3: Clear Screen fix v2. Added Idle mode.
0.7: Init correction.Clear Screen fix v3 (last time?) 0.7: Init correction.Clear Screen fix v3 (last time?)
0.75: SPI transactions for arduino's (beta)
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BugList of the current version: BugList of the current version: