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Writing FWID to UICR in SystemInit

pull/185/head
tkuyucu 2014-02-19 17:26:59 +01:00
parent ec220d9996
commit 3b702158ae
1 changed files with 12 additions and 0 deletions
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12
libraries/mbed/targets/cmsis/TARGET_NORDIC/TARGET_NRF51822/system_nrf51822.c
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@ -44,6 +44,18 @@ void SystemCoreClockUpdate(void)
void SystemInit(void) void SystemInit(void)
{ {
NRF_NVMC->CONFIG = (NVMC_CONFIG_WEN_Wen << NVMC_CONFIG_WEN_Pos);
while (NRF_NVMC->READY == NVMC_READY_READY_Busy){
}
//write FWID (NRF_UICR->FWID is readonly)
*(uint32_t *)0x10001010 = 0xFFFF0049;
while (NRF_NVMC->READY == NVMC_READY_READY_Busy){
}
NRF_NVMC->CONFIG = (NVMC_CONFIG_WEN_Ren << NVMC_CONFIG_WEN_Pos);
while (NRF_NVMC->READY == NVMC_READY_READY_Busy){
}
// Prepare the peripherals for use as indicated by the PAN 26 "System: Manual setup is required // Prepare the peripherals for use as indicated by the PAN 26 "System: Manual setup is required
// to enable the use of peripherals" found at Product Anomaly document for your device found at // to enable the use of peripherals" found at Product Anomaly document for your device found at
// https://www.nordicsemi.com/. The side effect of executing these instructions in the devices // https://www.nordicsemi.com/. The side effect of executing these instructions in the devices