ALPAKA/driver-w25qxxx
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Added delay function to driver

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This commit is contained in:
dario 2024-04-15 22:50:13 +02:00
parent b6122a2dd8
commit ad76f8e12f
2 changed files with 18 additions and 5 deletions
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10
include/sta/drivers/w25qxx.hpp
View File

@ -40,13 +40,18 @@ namespace sta
class W25Qxx class W25Qxx
{ {
public: public:
/**
* @brief Signature for delay msec function.
*/
using DelayUsFunc = void (*)(uint32_t);
/** /**
* @brief Construct a new W25Qxx object * @brief Construct a new W25Qxx object
* *
* @param device * @param device
* @param addrMode * @param addrMode
*/ */
W25Qxx(SPIDevice * device, AddressMode addrMode = AddressMode::_24BIT); W25Qxx(SPIDevice * device, DelayUsFunc delay, AddressMode addrMode = AddressMode::_24BIT);
uint8_t init(); uint8_t init();
@ -251,7 +256,7 @@ namespace sta
* @param arg_length * @param arg_length
* @return uint8_t * @return uint8_t
*/ */
uint8_t busWrite(uint8_t instruction, const uint8_t * data = nullptr, size_t length = 0, uint8_t * arguments = nullptr, size_t arg_length = 0); uint8_t busWrite(uint8_t instruction, const uint8_t * data = nullptr, size_t length = 0, uint8_t * arguments = nullptr, size_t arg_length = 0, uint32_t delayCsHigh = 0);
/** /**
* @brief * @brief
@ -280,6 +285,7 @@ namespace sta
private: private:
SPIDevice * device_; SPIDevice * device_;
DelayUsFunc delay_;
ChipState state_; ChipState state_;
AddressMode addrMode_; AddressMode addrMode_;
}; };

13
src/w25qxx.cpp
View File

@ -7,8 +7,9 @@
namespace sta namespace sta
{ {
W25Qxx::W25Qxx(SPIDevice * device, AddressMode addrMode /* = AddressMode::_24BIT */) W25Qxx::W25Qxx(SPIDevice * device, DelayUsFunc delay, AddressMode addrMode /* = AddressMode::_24BIT */)
: device_{device}, : device_{device},
delay_{delay},
state_{ChipState::POWERED_DOWN}, state_{ChipState::POWERED_DOWN},
addrMode_{addrMode} addrMode_{addrMode}
{ {
@ -18,6 +19,7 @@ namespace sta
uint8_t W25Qxx::init() uint8_t W25Qxx::init()
{ {
powerDown(); powerDown();
delay_(3);
if (!releasePowerDown()) if (!releasePowerDown())
{ {
@ -172,7 +174,7 @@ namespace sta
} }
} }
uint8_t W25Qxx::busWrite(uint8_t instruction, const uint8_t * data /* = nullptr */, size_t length /* = 0 */, uint8_t * arguments /* = nullptr */, size_t arg_length /* = 0 */) uint8_t W25Qxx::busWrite(uint8_t instruction, const uint8_t * data /* = nullptr */, size_t length /* = 0 */, uint8_t * arguments /* = nullptr */, size_t arg_length /* = 0 */, uint32_t delayCsHigh /*= 0 */)
{ {
device_->beginTransmission(); device_->beginTransmission();
@ -191,6 +193,11 @@ namespace sta
device_->transfer(data, length); device_->transfer(data, length);
} }
if (delayCsHigh != 0)
{
delay_(2);
}
device_->endTransmission(); device_->endTransmission();
return 1; return 1;
@ -396,7 +403,7 @@ namespace sta
{ {
if (state_ == ChipState::POWERED_DOWN) if (state_ == ChipState::POWERED_DOWN)
{ {
return busWrite(W25QXX_RELEASE_POWER_DOWN); return busWrite(W25QXX_RELEASE_POWER_DOWN, nullptr, 0, nullptr, 0, 2);
} }
return 0; return 0;