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#include "InternalFlash.h"
#include <mdk/nrf.h>
using namespace Pinetime::Drivers;
void InternalFlash::ErasePage(uint32_t address) {
// Enable erase.
NRF_NVMC->CONFIG = NVMC_CONFIG_WEN_Een;
__ISB();
__DSB();
// Erase the page
NRF_NVMC->ERASEPAGE = address;
Wait();
// Disable erase
NRF_NVMC->CONFIG = NVMC_CONFIG_WEN_Ren;
__ISB();
__DSB();
}
void InternalFlash::WriteWord(uint32_t address, uint32_t value) {
// Enable write.
NRF_NVMC->CONFIG = NVMC_CONFIG_WEN_Wen;
__ISB();
__DSB();
// Write word
*(uint32_t*) address = value;
Wait();
// Disable write
NRF_NVMC->CONFIG = NVMC_CONFIG_WEN_Ren;
__ISB();
__DSB();
}
void InternalFlash::Wait() {
while (NRF_NVMC->READY == NVMC_READY_READY_Busy) {
;
}
}
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