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[JCB] Add wifi for SAM3X (to be tested)

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This commit is contained in:
Jean-Christophe
2012-08-13 16:58:19 +02:00
parent e2c98640c9
commit 8985fefd62
29 changed files with 3691 additions and 6 deletions
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13
hardware/arduino/sam/libraries/SPI/SPI.cpp
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@@ -22,8 +22,8 @@ SPIClass::SPIClass(Spi *_spi, uint32_t _id, void(*_initCb)(void)) :
void SPIClass::begin() {
// NPCS control is left to the user
// Default speed set to 500Khz
setClockDivider(BOARD_SPI_DEFAULT_SS, 168);
// Default speed set to 4Mhz
setClockDivider(BOARD_SPI_DEFAULT_SS, 21);
setDataMode(BOARD_SPI_DEFAULT_SS, SPI_MODE0);
}
@@ -34,8 +34,8 @@ void SPIClass::begin(uint8_t _pin) {
g_APinDescription[spiPin].ulPinType,
g_APinDescription[spiPin].ulPin,
g_APinDescription[spiPin].ulPinConfiguration);
// Default speed set to 500Khz
setClockDivider(_pin, 168);
// Default speed set to 4Mhz
setClockDivider(_pin, 21);
setDataMode(_pin, SPI_MODE0);
}
@@ -52,7 +52,7 @@ void SPIClass::setDataMode(uint8_t _pin, uint8_t _mode) {
mode[_channel] = _mode | SPI_CSR_CSAAT;
// SPI_CSR_DLYBCT(1) keeps CS enabled for 32 MCLK after a completed
// transfer. Some device needs that for working properly.
SPI_ConfigureNPCS(spi, _channel, mode[_channel] | SPI_CSR_SCBR(divider[_channel]) | SPI_CSR_DLYBCT(1));
SPI_ConfigureNPCS(spi, _channel, mode[_channel] | SPI_CSR_SCBR(divider[_channel]) | SPI_CSR_DLYBCT(10) | (32<<16));
}
void SPIClass::setClockDivider(uint8_t _pin, uint8_t _divider) {
@@ -60,7 +60,8 @@ void SPIClass::setClockDivider(uint8_t _pin, uint8_t _divider) {
divider[_channel] = _divider;
// SPI_CSR_DLYBCT(1) keeps CS enabled for 32 MCLK after a completed
// transfer. Some device needs that for working properly.
SPI_ConfigureNPCS(spi, _channel, mode[_channel] | SPI_CSR_SCBR(divider[_channel]) | SPI_CSR_DLYBCT(1));
// SPI_ConfigureNPCS(spi, _channel, mode[_channel] | SPI_CSR_SCBR(divider[_channel]) | SPI_CSR_DLYBCT(1));
SPI_ConfigureNPCS(spi, _channel, mode[_channel] | SPI_CSR_SCBR(divider[_channel]) | SPI_CSR_DLYBCT(10) | (32<<16));
}
byte SPIClass::transfer(byte _pin, uint8_t _data, SPITransferMode _mode) {