diff options
Diffstat (limited to 'src/drivers/Cst816s.cpp')
-rw-r--r-- | src/drivers/Cst816s.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/drivers/Cst816s.cpp b/src/drivers/Cst816s.cpp index f6816545..94db3b34 100644 --- a/src/drivers/Cst816s.cpp +++ b/src/drivers/Cst816s.cpp @@ -37,7 +37,9 @@ void Cst816S::Init() { Cst816S::TouchInfos Cst816S::GetTouchInfo() { Cst816S::TouchInfos info; - twiMaster.Read(twiAddress, 0, touchData, 63); + auto ret = twiMaster.Read(twiAddress, 0, touchData, 63); + if(ret != TwiMaster::ErrorCodes::NoError) return {}; + auto nbTouchPoints = touchData[2] & 0x0f; // uint8_t i = 0; |