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| author | Riku Isokoski <riksu9000@gmail.com> | 2021-08-01 08:47:26 (GMT) |
|---|---|---|
| committer | Riku Isokoski <riksu9000@gmail.com> | 2021-08-01 08:47:26 (GMT) |
| commit | 5bdef365f2b8f8e0ba06d04216749205a5bba50d (patch) | |
| tree | b0260cd863c37ca1cee57fd813647706e2d07f77 /src/drivers/TwiMaster.cpp | |
| parent | 9e8dd9a1e63523f4e3ed322978e5b5e079c50375 (diff) | |
| parent | 514481ef7f9c71ad816b31d979c6ab39ce9380dd (diff) | |
Merge branch 'develop' into HEAD
Diffstat (limited to 'src/drivers/TwiMaster.cpp')
| -rw-r--r-- | src/drivers/TwiMaster.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/drivers/TwiMaster.cpp b/src/drivers/TwiMaster.cpp index 7b6582d..fc9edf8 100644 --- a/src/drivers/TwiMaster.cpp +++ b/src/drivers/TwiMaster.cpp @@ -9,10 +9,12 @@ using namespace Pinetime::Drivers; // TODO use DMA/IRQ TwiMaster::TwiMaster(const Modules module, const Parameters& params) : module {module}, params {params} { - mutex = xSemaphoreCreateBinary(); } void TwiMaster::Init() { + 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) | |