Handle error code when calling TwiMaster::Read().

This commit is contained in:
JF 2020-10-27 19:46:51 +01:00
parent 2f710d06f3
commit 8a8c8aa863
2 changed files with 10 additions and 8 deletions

View File

@ -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;

View File

@ -18,13 +18,13 @@ namespace Pinetime {
LongPress = 0x0C
};
struct TouchInfos {
uint16_t x;
uint16_t y;
uint8_t action;
uint8_t finger;
uint8_t pressure;
uint8_t area;
Gestures gesture;
uint16_t x = 0;
uint16_t y = 0;
uint8_t action = 0;
uint8_t finger = 0;
uint8_t pressure = 0;
uint8_t area = 0;
Gestures gesture = Gestures::None;
bool isTouch = false;
};