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

main
JF 2020-10-27 19:46:51 +07:00
parent 2f710d06f3
commit 8a8c8aa863
2 changed files with 10 additions and 8 deletions

@ -37,7 +37,9 @@ void Cst816S::Init() {
Cst816S::TouchInfos Cst816S::GetTouchInfo() { Cst816S::TouchInfos Cst816S::GetTouchInfo() {
Cst816S::TouchInfos info; 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; auto nbTouchPoints = touchData[2] & 0x0f;
// uint8_t i = 0; // uint8_t i = 0;

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