specchioriflesso/USB_Host_Shield_2.0
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Increase SPI speed on the Due to 21MHz

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This commit is contained in:
Kristian Lauszus 2014-03-02 16:35:16 +01:00
parent f8379baffe
commit d8cadc5744
1 changed files with 1 additions and 0 deletions
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1
usbhost.h
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@ -44,6 +44,7 @@ public:
SPI_SS::SetDirWrite(); SPI_SS::SetDirWrite();
SPI_SS::Set(); SPI_SS::Set();
SPI.begin(); SPI.begin();
SPI.setClockDivider(BOARD_SPI_DEFAULT_SS, 4); // Set speed to 84MHz/4=21MHz - the MAX3421E can handle up to 26MHz
} }
#else #else
static void init() { static void init() {