diff options
Diffstat (limited to 'src/drivers/TwiMaster.cpp')
-rw-r--r-- | src/drivers/TwiMaster.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/drivers/TwiMaster.cpp b/src/drivers/TwiMaster.cpp index fc9edf81..456c3e64 100644 --- a/src/drivers/TwiMaster.cpp +++ b/src/drivers/TwiMaster.cpp @@ -12,9 +12,10 @@ TwiMaster::TwiMaster(const Modules module, const Parameters& params) : module {m } void TwiMaster::Init() { + sleeping = false; if(mutex == nullptr) mutex = xSemaphoreCreateBinary(); - + NRF_GPIO->PIN_CNF[params.pinScl] = ((uint32_t) GPIO_PIN_CNF_DIR_Input << GPIO_PIN_CNF_DIR_Pos) | ((uint32_t) GPIO_PIN_CNF_INPUT_Connect << GPIO_PIN_CNF_INPUT_Pos) | ((uint32_t) GPIO_PIN_CNF_PULL_Pullup << GPIO_PIN_CNF_PULL_Pos) | ((uint32_t) GPIO_PIN_CNF_DRIVE_S0D1 << GPIO_PIN_CNF_DRIVE_Pos) | @@ -176,11 +177,14 @@ void TwiMaster::Sleep() { nrf_gpio_cfg_default(6); nrf_gpio_cfg_default(7); NRF_LOG_INFO("[TWIMASTER] Sleep"); + sleeping = true; } void TwiMaster::Wakeup() { - Init(); - NRF_LOG_INFO("[TWIMASTER] Wakeup"); + if (sleeping) { + Init(); + NRF_LOG_INFO("[TWIMASTER] Wakeup"); + } } /* Sometimes, the TWIM device just freeze and never set the event EVENTS_LASTTX. @@ -206,4 +210,4 @@ void TwiMaster::FixHwFreezed() { // Re-enable I²C twiBaseAddress->ENABLE = twi_state; -}
\ No newline at end of file +} |