Manually call ble.DiscoverSerices().

main.go

@@ -92,9 +92,10 @@ func eventloop() {
 				th.Button(periphs[i].Name).Layout(gtx, btns[i])
 				if btns[i].Clicked(gtx) {
 					periph = periphs[i]
-					page = connpage
 					b.StopScan()
 					b.Connect(periph)
+					page = connpage
+					w.Invalidate()
 				}
 			})
 		})
@@ -153,8 +154,11 @@ func eventloop() {
 					b.Connect(e.Peripheral)
 				}
 			case ble.ConnectEvent:
+				fmt.Printf("Connect event\n")
 				state = "connected"
+				ble.DiscoverServices(e.Peripheral)
 				page = hrpage
+				w.Invalidate()
 			}
 		case <- tick.C:
 			w.Invalidate()