{"action":"created","issue":{"url":"https://api.github.com/repos/MarlinFirmware/Marlin/issues/1553","labels_url":"https://api.github.com/repos/MarlinFirmware/Marlin/issues/1553/labels{/name}","comments_url":"https://api.github.com/repos/MarlinFirmware/Marlin/issues/1553/comments","events_url":"https://api.github.com/repos/MarlinFirmware/Marlin/issues/1553/events","html_url":"https://github.com/MarlinFirmware/Marlin/issues/1553","id":59507378,"number":1553,"title":"Z_SAFE_HOMING X/Y_POINT","user":{"login":"woodsmoke","id":3832389,"avatar_url":"https://avatars.githubusercontent.com/u/3832389?v=3","gravatar_id":"","url":"https://api.github.com/users/woodsmoke","html_url":"https://github.com/woodsmoke","followers_url":"https://api.github.com/users/woodsmoke/followers","following_url":"https://api.github.com/users/woodsmoke/following{/other_user}","gists_url":"https://api.github.com/users/woodsmoke/gists{/gist_id}","starred_url":"https://api.github.com/users/woodsmoke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/woodsmoke/subscriptions","organizations_url":"https://api.github.com/users/woodsmoke/orgs","repos_url":"https://api.github.com/users/woodsmoke/repos","events_url":"https://api.github.com/users/woodsmoke/events{/privacy}","received_events_url":"https://api.github.com/users/woodsmoke/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":4,"created_at":"2015-03-02T16:46:16Z","updated_at":"2015-03-02T17:05:30Z","closed_at":null,"body":"Core XY printer, Marlin development downloaded 02/03/15. Arduino 1.05, Config: #1549 \r\n\r\n#define Z_SAFE_HOMING_X_POINT (X_MAX_LENGTH/2)\r\n#define Z_SAFE_HOMING_Y_POINT (Y_MAX_LENGTH/2) \r\n\r\nStart Printer, G28 XY, G28 Z    //Gives probe outside bed area error\r\nStart Printer, G28    //Homes XY, Moves to (X_MAX_LENGTH/2),(Y_MAX_LENGTH/2) and Homes Z correctly. \r\n\r\nHowever:\r\n\r\n#define Z_SAFE_HOMING_X_POINT (X_MAX_LENGTH/6)\r\n#define Z_SAFE_HOMING_Y_POINT (Y_MAX_LENGTH/77)    //Effectively arbitrary coordinates \r\n\r\nStart Printer, G28    //Homes XY, then Z, with no move to Safe Homing Point.\r\n\r\nAnd:\r\n\r\n#define Z_SAFE_HOMING_X_POINT 2\r\n#define Z_SAFE_HOMING_Y_POINT 30  //Same arbitrary coordinates but as integers\r\n\r\nStart Printer, G28    //Homes XY, then Z, with no move to Safe Homing Point.\r\n"},"comment":{"url":"https://api.github.com/repos/MarlinFirmware/Marlin/issues/comments/76752302","html_url":"https://github.com/MarlinFirmware/Marlin/issues/1553#issuecomment-76752302","issue_url":"https://api.github.com/repos/MarlinFirmware/Marlin/issues/1553","id":76752302,"user":{"login":"woodsmoke","id":3832389,"avatar_url":"https://avatars.githubusercontent.com/u/3832389?v=3","gravatar_id":"","url":"https://api.github.com/users/woodsmoke","html_url":"https://github.com/woodsmoke","followers_url":"https://api.github.com/users/woodsmoke/followers","following_url":"https://api.github.com/users/woodsmoke/following{/other_user}","gists_url":"https://api.github.com/users/woodsmoke/gists{/gist_id}","starred_url":"https://api.github.com/users/woodsmoke/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/woodsmoke/subscriptions","organizations_url":"https://api.github.com/users/woodsmoke/orgs","repos_url":"https://api.github.com/users/woodsmoke/repos","events_url":"https://api.github.com/users/woodsmoke/events{/privacy}","received_events_url":"https://api.github.com/users/woodsmoke/received_events","type":"User","site_admin":false},"created_at":"2015-03-02T17:05:30Z","updated_at":"2015-03-02T17:05:30Z","body":"    #if ((Z_SAFE_HOMING_X_POINT - X_PROBE_OFFSET_FROM_EXTRUDER) < 0 )\r\n\t     #error \"The Safe Z Homing Coordinates are outside the X axis range of travel\" \r\n\t  #endif\r\n    #if ((Z_SAFE_HOMING_Y_POINT - Y_PROBE_OFFSET_FROM_EXTRUDER) < 0 )\r\n\t     #error \"The Safe Z Homing Coordinates are outside the Y axis range of travel\" \r\n\t  #endif\r\n\t#else\r\n\r\nInserted around about line #1648 perhaps. It's an unlikely mistake to make really."}}