{
  "format": "evn-blocks",
  "version": 3,
  "title": "7-segment display: every block",
  "needs": "the 7-segment display on I2C port 1",
  "description": "Every 7-segment block once: numbers with and without a point, text, the colon of a clock, the brightness, and a blank display at the end.",
  "workspace": {
    "blocks": {
      "languageVersion": 0,
      "blocks": [
        {
          "type": "evn_setup_start",
          "x": 30,
          "y": 30,
          "next": {
            "block": {
              "type": "evn_seven_setup",
              "fields": {
                "PORT": "1"
              }
            }
          }
        },
        {
          "type": "evn_program_start",
          "x": 30,
          "y": 115,
          "next": {
            "block": {
              "type": "evn_comment",
              "fields": {
                "TEXT": "text: up to 4 letters; only letters a segment display can draw (no K, M, V, W, X ...)"
              },
              "next": {
                "block": {
                  "type": "evn_seven_text",
                  "fields": {
                    "PORT": "1"
                  },
                  "inputs": {
                    "TEXT": {
                      "shadow": {
                        "type": "text",
                        "fields": {
                          "TEXT": "HELP"
                        }
                      }
                    }
                  },
                  "next": {
                    "block": {
                      "type": "evn_wait",
                      "inputs": {
                        "TIME": {
                          "shadow": {
                            "type": "math_number",
                            "fields": {
                              "NUM": 1500
                            }
                          }
                        }
                      },
                      "next": {
                        "block": {
                          "type": "evn_comment",
                          "fields": {
                            "TEXT": "numbers: whole numbers -999 .. 9999, and decimals"
                          },
                          "next": {
                            "block": {
                              "type": "evn_seven_number",
                              "fields": {
                                "PORT": "1"
                              },
                              "inputs": {
                                "NUMBER": {
                                  "shadow": {
                                    "type": "math_number",
                                    "fields": {
                                      "NUM": -42
                                    }
                                  }
                                }
                              },
                              "next": {
                                "block": {
                                  "type": "evn_wait",
                                  "inputs": {
                                    "TIME": {
                                      "shadow": {
                                        "type": "math_number",
                                        "fields": {
                                          "NUM": 1500
                                        }
                                      }
                                    }
                                  },
                                  "next": {
                                    "block": {
                                      "type": "evn_seven_number",
                                      "fields": {
                                        "PORT": "1"
                                      },
                                      "inputs": {
                                        "NUMBER": {
                                          "shadow": {
                                            "type": "math_number",
                                            "fields": {
                                              "NUM": 3.14159
                                            }
                                          }
                                        }
                                      },
                                      "next": {
                                        "block": {
                                          "type": "evn_wait",
                                          "inputs": {
                                            "TIME": {
                                              "shadow": {
                                                "type": "math_number",
                                                "fields": {
                                                  "NUM": 1500
                                                }
                                              }
                                            }
                                          },
                                          "next": {
                                            "block": {
                                              "type": "evn_comment",
                                              "fields": {
                                                "TEXT": "a clock: 12:34 is the text 1234 with the colon on"
                                              },
                                              "next": {
                                                "block": {
                                                  "type": "evn_seven_text",
                                                  "fields": {
                                                    "PORT": "1"
                                                  },
                                                  "inputs": {
                                                    "TEXT": {
                                                      "shadow": {
                                                        "type": "text",
                                                        "fields": {
                                                          "TEXT": "1234"
                                                        }
                                                      }
                                                    }
                                                  },
                                                  "next": {
                                                    "block": {
                                                      "type": "evn_seven_colon",
                                                      "fields": {
                                                        "PORT": "1",
                                                        "ON": "True"
                                                      },
                                                      "next": {
                                                        "block": {
                                                          "type": "evn_wait",
                                                          "inputs": {
                                                            "TIME": {
                                                              "shadow": {
                                                                "type": "math_number",
                                                                "fields": {
                                                                  "NUM": 1500
                                                                }
                                                              }
                                                            }
                                                          },
                                                          "next": {
                                                            "block": {
                                                              "type": "evn_seven_colon",
                                                              "fields": {
                                                                "PORT": "1",
                                                                "ON": "False"
                                                              },
                                                              "next": {
                                                                "block": {
                                                                  "type": "evn_comment",
                                                                  "fields": {
                                                                    "TEXT": "brightness 1 (dim) .. 16 (bright, where it starts)"
                                                                  },
                                                                  "next": {
                                                                    "block": {
                                                                      "type": "controls_for",
                                                                      "fields": {
                                                                        "VAR": {
                                                                          "id": "v_level"
                                                                        }
                                                                      },
                                                                      "inputs": {
                                                                        "FROM": {
                                                                          "shadow": {
                                                                            "type": "math_number",
                                                                            "fields": {
                                                                              "NUM": 1
                                                                            }
                                                                          }
                                                                        },
                                                                        "TO": {
                                                                          "shadow": {
                                                                            "type": "math_number",
                                                                            "fields": {
                                                                              "NUM": 16
                                                                            }
                                                                          }
                                                                        },
                                                                        "BY": {
                                                                          "shadow": {
                                                                            "type": "math_number",
                                                                            "fields": {
                                                                              "NUM": 1
                                                                            }
                                                                          }
                                                                        },
                                                                        "DO": {
                                                                          "block": {
                                                                            "type": "evn_seven_brightness",
                                                                            "fields": {
                                                                              "PORT": "1"
                                                                            },
                                                                            "inputs": {
                                                                              "LEVEL": {
                                                                                "block": {
                                                                                  "type": "variables_get",
                                                                                  "fields": {
                                                                                    "VAR": {
                                                                                      "id": "v_level"
                                                                                    }
                                                                                  }
                                                                                }
                                                                              }
                                                                            },
                                                                            "next": {
                                                                              "block": {
                                                                                "type": "evn_seven_number",
                                                                                "fields": {
                                                                                  "PORT": "1"
                                                                                },
                                                                                "inputs": {
                                                                                  "NUMBER": {
                                                                                    "block": {
                                                                                      "type": "variables_get",
                                                                                      "fields": {
                                                                                        "VAR": {
                                                                                          "id": "v_level"
                                                                                        }
                                                                                      }
                                                                                    }
                                                                                  }
                                                                                },
                                                                                "next": {
                                                                                  "block": {
                                                                                    "type": "evn_wait",
                                                                                    "inputs": {
                                                                                      "TIME": {
                                                                                        "shadow": {
                                                                                          "type": "math_number",
                                                                                          "fields": {
                                                                                            "NUM": 200
                                                                                          }
                                                                                        }
                                                                                      }
                                                                                    }
                                                                                  }
                                                                                }
                                                                              }
                                                                            }
                                                                          }
                                                                        }
                                                                      },
                                                                      "next": {
                                                                        "block": {
                                                                          "type": "evn_comment",
                                                                          "fields": {
                                                                            "TEXT": "the end: a blank display"
                                                                          },
                                                                          "next": {
                                                                            "block": {
                                                                              "type": "evn_seven_clear",
                                                                              "fields": {
                                                                                "PORT": "1"
                                                                              }
                                                                            }
                                                                          }
                                                                        }
                                                                      }
                                                                    }
                                                                  }
                                                                }
                                                              }
                                                            }
                                                          }
                                                        }
                                                      }
                                                    }
                                                  }
                                                }
                                              }
                                            }
                                          }
                                        }
                                      }
                                    }
                                  }
                                }
                              }
                            }
                          }
                        }
                      }
                    }
                  }
                }
              }
            }
          }
        }
      ]
    },
    "variables": [
      {
        "name": "level",
        "id": "v_level"
      }
    ]
  }
}