{"action":"opened","issue":{"url":"https://api.github.com/repos/olikraus/u8g2/issues/603","repository_url":"https://api.github.com/repos/olikraus/u8g2","labels_url":"https://api.github.com/repos/olikraus/u8g2/issues/603/labels{/name}","comments_url":"https://api.github.com/repos/olikraus/u8g2/issues/603/comments","events_url":"https://api.github.com/repos/olikraus/u8g2/issues/603/events","html_url":"https://github.com/olikraus/u8g2/issues/603","id":320191981,"number":603,"title":"Drawing bitmap on heltec WiFi Lora 32 ESP.","user":{"login":"dmamalis","id":5211553,"avatar_url":"https://avatars1.githubusercontent.com/u/5211553?v=4","gravatar_id":"","url":"https://api.github.com/users/dmamalis","html_url":"https://github.com/dmamalis","followers_url":"https://api.github.com/users/dmamalis/followers","following_url":"https://api.github.com/users/dmamalis/following{/other_user}","gists_url":"https://api.github.com/users/dmamalis/gists{/gist_id}","starred_url":"https://api.github.com/users/dmamalis/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dmamalis/subscriptions","organizations_url":"https://api.github.com/users/dmamalis/orgs","repos_url":"https://api.github.com/users/dmamalis/repos","events_url":"https://api.github.com/users/dmamalis/events{/privacy}","received_events_url":"https://api.github.com/users/dmamalis/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-05-04T08:31:56Z","updated_at":"2018-05-04T08:31:56Z","closed_at":null,"author_association":"NONE","body":"I am having some problems trying to print an XBM file on the screen on the Heltec WiFi Lora 32 module.\r\nAny box I define seems to be printed half size with the bottom half not showing on the screen.\r\nI am using: \r\n```\r\n    #include <U8g2lib.h>\r\n```\r\nThe bitmap is:\r\n```\r\n    #define btm_1bit_width 32\r\n    #define btm_1bit_height 32\r\nstatic unsigned char btm_1bit_1bit_bits[] = {\r\n   0x07, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\t0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\r\n   0x07, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\t0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\r\n   0x07, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\t0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\r\n   0x07, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\t0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\r\n   0x07, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\t0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\r\n   0x07, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\t0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\r\n   0x07, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\t0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\r\n   0x07, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\t0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,\r\n  };\r\n```\r\n\r\nThe constructor is:\r\n```\r\nU8G2_SSD1306_128X64_NONAME_2_HW_I2C display(U8G2_R0,/*rst*/ 16, /*scl*/ 15, /*sda*/ 4);\r\n```\r\nThe display sequence is:\r\n```\r\ndisplay.clearBuffer();\r\ndisplay.drawXBMP(0,0,btm_1bit_width,btm_1bit_height,btm_1bit_bits);\r\ndisplay.sendBuffer();\r\n```\r\nI assume that this is a wrong configuration issue. Any tips?\r\n"}}
{"actor":{"display_login":"dmamalis"}}