#include "project.h"

static const uint8_t font8x8[][8] = {
  {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,},
  {0x7e, 0x81, 0x95, 0xb1, 0xb1, 0x95, 0x81, 0x7e,},
  {0x7e, 0xff, 0xeb, 0xcf, 0xcf, 0xeb, 0xff, 0x7e,},
  {0x0e, 0x1f, 0x3f, 0x7e, 0x3f, 0x1f, 0x0e, 0x00,},
  {0x08, 0x1c, 0x3e, 0x7f, 0x3e, 0x1c, 0x08, 0x00,},
  {0x38, 0x38, 0x9f, 0xff, 0x9f, 0x38, 0x38, 0x00,},
  {0x10, 0x38, 0xbc, 0xff, 0xbc, 0x38, 0x10, 0x00,},
  {0x00, 0x00, 0x18, 0x3c, 0x3c, 0x18, 0x00, 0x00,},
  {0xff, 0xff, 0xe7, 0xc3, 0xc3, 0xe7, 0xff, 0xff,},
  {0x00, 0x3c, 0x66, 0x42, 0x42, 0x66, 0x3c, 0x00,},
  {0xff, 0xc3, 0x99, 0xbd, 0xbd, 0x99, 0xc3, 0xff,},
  {0x70, 0x88, 0x88, 0x88, 0x89, 0x7d, 0x03, 0x0f,},
  {0x00, 0x4e, 0x51, 0xf1, 0xf1, 0x51, 0x4e, 0x00,},
  {0xc0, 0xe0, 0x7f, 0x05, 0x05, 0x05, 0x05, 0x07,},
  {0xc0, 0xe0, 0x7f, 0x05, 0x05, 0x65, 0x75, 0x3f,},
  {0x5a, 0x5a, 0x3c, 0xe7, 0xe7, 0x3c, 0x5a, 0x5a,},
  {0x7f, 0x3e, 0x3e, 0x1c, 0x1c, 0x08, 0x08, 0x00,},
  {0x08, 0x08, 0x1c, 0x1c, 0x3e, 0x3e, 0x7f, 0x00,},
  {0x00, 0x24, 0x66, 0xff, 0xff, 0x66, 0x24, 0x00,},
  {0x00, 0x00, 0x5f, 0x00, 0x00, 0x5f, 0x00, 0x00,},
  {0x06, 0x09, 0x09, 0x7f, 0x01, 0x01, 0x7f, 0x01,},
  {0x40, 0xda, 0xa7, 0xa5, 0xe5, 0x59, 0x03, 0x02,},
  {0x00, 0x70, 0x70, 0x70, 0x70, 0x70, 0x70, 0x00,},
  {0x80, 0x94, 0xb6, 0xff, 0xff, 0xb6, 0x94, 0x80,},
  {0x00, 0x0c, 0x06, 0x7f, 0x06, 0x0c, 0x00, 0x00,},
  {0x00, 0x18, 0x30, 0x7f, 0x30, 0x18, 0x00, 0x00,},
  {0x08, 0x08, 0x08, 0x2a, 0x3e, 0x1c, 0x08, 0x00,},
  {0x08, 0x1c, 0x3e, 0x2a, 0x08, 0x08, 0x08, 0x00,},
  {0x00, 0x3c, 0x20, 0x20, 0x20, 0x20, 0x20, 0x00,},
  {0x08, 0x1c, 0x3e, 0x08, 0x08, 0x3e, 0x1c, 0x08,},
  {0x30, 0x38, 0x3c, 0x3e, 0x3c, 0x38, 0x30, 0x00,},
  {0x06, 0x0e, 0x1e, 0x3e, 0x1e, 0x0e, 0x06, 0x00,},
  {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0x5f, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x07, 0x00, 0x00, 0x07, 0x00, 0x00,},
  {0x00, 0x14, 0x7f, 0x14, 0x14, 0x7f, 0x14, 0x00,},
  {0x00, 0x24, 0x2a, 0x6b, 0x6b, 0x2a, 0x12, 0x00,},
  {0x00, 0x46, 0x26, 0x10, 0x08, 0x64, 0x62, 0x00,},
  {0x30, 0x4a, 0x45, 0x4d, 0x32, 0x48, 0x48, 0x00,},
  {0x00, 0x00, 0x04, 0x03, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x1c, 0x22, 0x41, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x41, 0x22, 0x1c, 0x00, 0x00, 0x00,},
  {0x08, 0x2a, 0x1c, 0x1c, 0x1c, 0x2a, 0x08, 0x00,},
  {0x00, 0x08, 0x08, 0x3e, 0x08, 0x08, 0x00, 0x00,},
  {0x00, 0x00, 0x80, 0x60, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00,},
  {0x00, 0x00, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x00,},
  {0x00, 0x3e, 0x61, 0x51, 0x49, 0x45, 0x3e, 0x00,},
  {0x00, 0x44, 0x42, 0x7f, 0x40, 0x40, 0x00, 0x00,},
  {0x00, 0x62, 0x51, 0x51, 0x49, 0x49, 0x66, 0x00,},
  {0x00, 0x22, 0x41, 0x49, 0x49, 0x49, 0x36, 0x00,},
  {0x10, 0x18, 0x14, 0x52, 0x7f, 0x50, 0x10, 0x00,},
  {0x00, 0x27, 0x45, 0x45, 0x45, 0x45, 0x39, 0x00,},
  {0x00, 0x3c, 0x4a, 0x49, 0x49, 0x49, 0x30, 0x00,},
  {0x00, 0x03, 0x01, 0x71, 0x09, 0x05, 0x03, 0x00,},
  {0x00, 0x36, 0x49, 0x49, 0x49, 0x49, 0x36, 0x00,},
  {0x00, 0x06, 0x49, 0x49, 0x49, 0x29, 0x1e, 0x00,},
  {0x00, 0x00, 0x00, 0x66, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x80, 0x66, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x08, 0x14, 0x22, 0x41, 0x00, 0x00, 0x00,},
  {0x00, 0x24, 0x24, 0x24, 0x24, 0x24, 0x24, 0x00,},
  {0x00, 0x00, 0x00, 0x41, 0x22, 0x14, 0x08, 0x00,},
  {0x00, 0x02, 0x01, 0x01, 0x51, 0x09, 0x06, 0x00,},
  {0x00, 0x3e, 0x41, 0x5d, 0x55, 0x55, 0x1e, 0x00,},
  {0x00, 0x7c, 0x12, 0x11, 0x11, 0x12, 0x7c, 0x00,},
  {0x00, 0x41, 0x7f, 0x49, 0x49, 0x49, 0x36, 0x00,},
  {0x00, 0x1c, 0x22, 0x41, 0x41, 0x41, 0x22, 0x00,},
  {0x00, 0x41, 0x7f, 0x41, 0x41, 0x22, 0x1c, 0x00,},
  {0x00, 0x41, 0x7f, 0x49, 0x5d, 0x41, 0x63, 0x00,},
  {0x00, 0x41, 0x7f, 0x49, 0x1d, 0x01, 0x03, 0x00,},
  {0x00, 0x1c, 0x22, 0x41, 0x51, 0x51, 0x72, 0x00,},
  {0x00, 0x7f, 0x08, 0x08, 0x08, 0x08, 0x7f, 0x00,},
  {0x00, 0x00, 0x41, 0x7f, 0x41, 0x00, 0x00, 0x00,},
  {0x00, 0x30, 0x40, 0x40, 0x41, 0x3f, 0x01, 0x00,},
  {0x00, 0x41, 0x7f, 0x08, 0x14, 0x22, 0x41, 0x40,},
  {0x00, 0x41, 0x7f, 0x41, 0x40, 0x40, 0x60, 0x00,},
  {0x00, 0x7f, 0x01, 0x02, 0x04, 0x02, 0x01, 0x7f,},
  {0x00, 0x7f, 0x01, 0x02, 0x04, 0x08, 0x7f, 0x00,},
  {0x00, 0x3e, 0x41, 0x41, 0x41, 0x41, 0x3e, 0x00,},
  {0x00, 0x41, 0x7f, 0x49, 0x09, 0x09, 0x06, 0x00,},
  {0x00, 0x1e, 0x21, 0x21, 0x31, 0x21, 0x5e, 0x40,},
  {0x00, 0x41, 0x7f, 0x49, 0x19, 0x29, 0x46, 0x00,},
  {0x00, 0x26, 0x49, 0x49, 0x49, 0x49, 0x32, 0x00,},
  {0x00, 0x03, 0x01, 0x41, 0x7f, 0x41, 0x01, 0x03,},
  {0x00, 0x3f, 0x40, 0x40, 0x40, 0x40, 0x3f, 0x00,},
  {0x00, 0x0f, 0x10, 0x20, 0x40, 0x20, 0x10, 0x0f,},
  {0x00, 0x3f, 0x40, 0x40, 0x38, 0x40, 0x40, 0x3f,},
  {0x00, 0x41, 0x22, 0x14, 0x08, 0x14, 0x22, 0x41,},
  {0x00, 0x01, 0x02, 0x44, 0x78, 0x44, 0x02, 0x01,},
  {0x00, 0x43, 0x61, 0x51, 0x49, 0x45, 0x43, 0x61,},
  {0x00, 0x7f, 0x41, 0x41, 0x41, 0x00, 0x00, 0x00,},
  {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x00,},
  {0x00, 0x41, 0x41, 0x41, 0x7f, 0x00, 0x00, 0x00,},
  {0x08, 0x04, 0x02, 0x01, 0x02, 0x04, 0x08, 0x00,},
  {0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,},
  {0x00, 0x00, 0x00, 0x03, 0x04, 0x00, 0x00, 0x00,},
  {0x00, 0x20, 0x54, 0x54, 0x54, 0x54, 0x78, 0x40,},
  {0x00, 0x01, 0x7f, 0x30, 0x48, 0x48, 0x48, 0x30,},
  {0x00, 0x38, 0x44, 0x44, 0x44, 0x44, 0x28, 0x00,},
  {0x00, 0x30, 0x48, 0x48, 0x48, 0x31, 0x7f, 0x40,},
  {0x00, 0x38, 0x54, 0x54, 0x54, 0x54, 0x18, 0x00,},
  {0x00, 0x00, 0x48, 0x7e, 0x49, 0x01, 0x02, 0x00,},
  {0x00, 0x98, 0xa4, 0xa4, 0xa4, 0xa4, 0x78, 0x04,},
  {0x00, 0x41, 0x7f, 0x08, 0x04, 0x04, 0x78, 0x00,},
  {0x00, 0x00, 0x44, 0x7d, 0x40, 0x00, 0x00, 0x00,},
  {0x00, 0x60, 0x80, 0x80, 0x80, 0x84, 0x7d, 0x00,},
  {0x00, 0x01, 0x7f, 0x10, 0x28, 0x44, 0x40, 0x00,},
  {0x00, 0x00, 0x41, 0x7f, 0x40, 0x00, 0x00, 0x00,},
  {0x00, 0x7c, 0x04, 0x04, 0x78, 0x04, 0x04, 0x78,},
  {0x00, 0x7c, 0x08, 0x04, 0x04, 0x04, 0x78, 0x00,},
  {0x00, 0x38, 0x44, 0x44, 0x44, 0x44, 0x38, 0x00,},
  {0x00, 0x84, 0xfc, 0x98, 0x24, 0x24, 0x18, 0x00,},
  {0x00, 0x18, 0x24, 0x24, 0x98, 0xfc, 0x84, 0x00,},
  {0x00, 0x44, 0x7c, 0x48, 0x04, 0x04, 0x18, 0x00,},
  {0x00, 0x48, 0x54, 0x54, 0x54, 0x54, 0x24, 0x00,},
  {0x00, 0x04, 0x04, 0x3f, 0x44, 0x44, 0x20, 0x00,},
  {0x00, 0x3c, 0x40, 0x40, 0x40, 0x20, 0x7c, 0x00,},
  {0x00, 0x0c, 0x10, 0x20, 0x40, 0x20, 0x10, 0x0c,},
  {0x00, 0x3c, 0x40, 0x40, 0x38, 0x40, 0x40, 0x3c,},
  {0x00, 0x44, 0x28, 0x10, 0x28, 0x44, 0x00, 0x00,},
  {0x00, 0x9c, 0xa0, 0xa0, 0xa0, 0xa0, 0x7c, 0x00,},
  {0x00, 0x44, 0x64, 0x54, 0x4c, 0x44, 0x00, 0x00,},
  {0x00, 0x08, 0x08, 0x36, 0x41, 0x41, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0x77, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x41, 0x41, 0x36, 0x08, 0x08, 0x00,},
  {0x00, 0x02, 0x01, 0x01, 0x02, 0x02, 0x01, 0x00,},
  {0x00, 0x70, 0x48, 0x44, 0x42, 0x44, 0x48, 0x70,},
  {0x00, 0x0e, 0x91, 0x91, 0xb1, 0xb1, 0x4a, 0x00,},
  {0x00, 0x3a, 0x40, 0x40, 0x40, 0x7a, 0x40, 0x00,},
  {0x00, 0x38, 0x54, 0x54, 0x55, 0x55, 0x18, 0x00,},
  {0x00, 0x22, 0x55, 0x55, 0x55, 0x79, 0x42, 0x00,},
  {0x00, 0x21, 0x54, 0x54, 0x54, 0x78, 0x41, 0x00,},
  {0x00, 0x20, 0x55, 0x55, 0x54, 0x78, 0x40, 0x00,},
  {0x00, 0x20, 0x54, 0x55, 0x54, 0x78, 0x40, 0x00,},
  {0x00, 0x18, 0x24, 0xa4, 0xa4, 0xe4, 0x40, 0x00,},
  {0x00, 0x3a, 0x55, 0x55, 0x55, 0x55, 0x1a, 0x00,},
  {0x00, 0x39, 0x54, 0x54, 0x54, 0x54, 0x19, 0x00,},
  {0x00, 0x38, 0x55, 0x55, 0x54, 0x54, 0x18, 0x00,},
  {0x00, 0x00, 0x01, 0x44, 0x7c, 0x41, 0x00, 0x00,},
  {0x02, 0x01, 0x45, 0x7d, 0x41, 0x01, 0x02, 0x00,},
  {0x00, 0x00, 0x01, 0x45, 0x7c, 0x40, 0x00, 0x00,},
  {0x00, 0x79, 0x14, 0x12, 0x12, 0x14, 0x79, 0x00,},
  {0x00, 0x70, 0x28, 0x2b, 0x2b, 0x28, 0x70, 0x00,},
  {0x00, 0x44, 0x7c, 0x54, 0x55, 0x45, 0x00, 0x00,},
  {0x00, 0x20, 0x54, 0x54, 0x58, 0x38, 0x54, 0x54,},
  {0x00, 0x7c, 0x0a, 0x09, 0x09, 0x7f, 0x49, 0x49,},
  {0x00, 0x30, 0x4a, 0x49, 0x49, 0x4a, 0x30, 0x00,},
  {0x00, 0x32, 0x48, 0x48, 0x48, 0x48, 0x32, 0x00,},
  {0x00, 0x30, 0x49, 0x4a, 0x48, 0x48, 0x30, 0x00,},
  {0x00, 0x38, 0x42, 0x41, 0x41, 0x42, 0x38, 0x00,},
  {0x00, 0x38, 0x41, 0x42, 0x40, 0x40, 0x38, 0x00,},
  {0x00, 0x1a, 0xa0, 0xa0, 0xa0, 0xa0, 0x7a, 0x00,},
  {0x00, 0x19, 0x24, 0x42, 0x42, 0x24, 0x19, 0x00,},
  {0x00, 0x3d, 0x40, 0x40, 0x40, 0x40, 0x3d, 0x00,},
  {0x00, 0x18, 0x24, 0x24, 0xe7, 0x24, 0x24, 0x00,},
  {0x00, 0x68, 0x5e, 0x49, 0x41, 0x42, 0x20, 0x00,},
  {0x00, 0x15, 0x16, 0x7c, 0x16, 0x15, 0x00, 0x00,},
  {0x81, 0xff, 0x85, 0x05, 0x17, 0xfa, 0x90, 0x50,},
  {0x40, 0x88, 0x88, 0x7f, 0x09, 0x09, 0x02, 0x00,},
  {0x00, 0x20, 0x54, 0x54, 0x55, 0x79, 0x40, 0x00,},
  {0x00, 0x00, 0x00, 0x44, 0x7d, 0x41, 0x00, 0x00,},
  {0x00, 0x30, 0x48, 0x48, 0x4a, 0x49, 0x30, 0x00,},
  {0x00, 0x38, 0x40, 0x40, 0x44, 0x42, 0x38, 0x00,},
  {0x00, 0x7a, 0x09, 0x09, 0x0a, 0x0a, 0x71, 0x00,},
  {0x00, 0x7a, 0x09, 0x11, 0x22, 0x42, 0x79, 0x00,},
  {0x00, 0x26, 0x29, 0x29, 0x29, 0x2f, 0x28, 0x00,},
  {0x00, 0x26, 0x29, 0x29, 0x29, 0x26, 0x00, 0x00,},
  {0x00, 0x30, 0x48, 0x45, 0x40, 0x40, 0x20, 0x00,},
  {0x00, 0x38, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00,},
  {0x00, 0x08, 0x08, 0x08, 0x08, 0x08, 0x38, 0x00,},
  {0x4a, 0x2f, 0x18, 0x88, 0xd4, 0xca, 0xa9, 0xb0,},
  {0x4a, 0x2f, 0x18, 0x28, 0x34, 0x2a, 0xfd, 0x20,},
  {0x00, 0x00, 0x00, 0x7a, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x08, 0x14, 0x22, 0x08, 0x14, 0x22, 0x00,},
  {0x00, 0x22, 0x14, 0x08, 0x22, 0x14, 0x08, 0x00,},
  {0xaa, 0x00, 0x55, 0x00, 0xaa, 0x00, 0x55, 0x00,},
  {0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x55, 0xaa, 0x55,},
  {0xdd, 0xff, 0xaa, 0x77, 0xdd, 0xaa, 0xff, 0x77,},
  {0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0x00,},
  {0x10, 0x10, 0x10, 0xff, 0x00, 0x00, 0x00, 0x00,},
  {0x14, 0x14, 0x14, 0xff, 0x00, 0x00, 0x00, 0x00,},
  {0x10, 0x10, 0x10, 0xff, 0x00, 0xff, 0x00, 0x00,},
  {0x10, 0x10, 0x10, 0xf0, 0x10, 0xf0, 0x00, 0x00,},
  {0x14, 0x14, 0x14, 0xfc, 0x00, 0x00, 0x00, 0x00,},
  {0x14, 0x14, 0x14, 0xf7, 0x00, 0xff, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0xff, 0x00, 0xff, 0x00, 0x00,},
  {0x14, 0x14, 0x14, 0xf4, 0x04, 0xfc, 0x00, 0x00,},
  {0x14, 0x14, 0x14, 0x17, 0x10, 0x1f, 0x00, 0x00,},
  {0x10, 0x10, 0x10, 0x1f, 0x10, 0x1f, 0x00, 0x00,},
  {0x14, 0x14, 0x14, 0x1f, 0x00, 0x00, 0x00, 0x00,},
  {0x10, 0x10, 0x10, 0xf0, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0x1f, 0x10, 0x10, 0x10, 0x10,},
  {0x10, 0x10, 0x10, 0x1f, 0x10, 0x10, 0x10, 0x10,},
  {0x10, 0x10, 0x10, 0xf0, 0x10, 0x10, 0x10, 0x10,},
  {0x00, 0x00, 0x00, 0xff, 0x10, 0x10, 0x10, 0x10,},
  {0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,},
  {0x10, 0x10, 0x10, 0xff, 0x10, 0x10, 0x10, 0x10,},
  {0x00, 0x00, 0x00, 0xff, 0x14, 0x14, 0x14, 0x14,},
  {0x00, 0x00, 0x00, 0xff, 0x00, 0xff, 0x10, 0x10,},
  {0x00, 0x00, 0x00, 0x1f, 0x10, 0x17, 0x14, 0x14,},
  {0x00, 0x00, 0x00, 0xfc, 0x04, 0xf4, 0x14, 0x14,},
  {0x14, 0x14, 0x14, 0x17, 0x10, 0x17, 0x14, 0x14,},
  {0x14, 0x14, 0x14, 0xf4, 0x04, 0xf4, 0x14, 0x14,},
  {0x00, 0x00, 0x00, 0xff, 0x00, 0xf7, 0x14, 0x14,},
  {0x14, 0x14, 0x14, 0x14, 0x14, 0x14, 0x14, 0x14,},
  {0x14, 0x14, 0x14, 0xf7, 0x00, 0xf7, 0x14, 0x14,},
  {0x14, 0x14, 0x14, 0x17, 0x14, 0x14, 0x14, 0x14,},
  {0x10, 0x10, 0x10, 0x1f, 0x10, 0x1f, 0x10, 0x10,},
  {0x14, 0x14, 0x14, 0xf4, 0x14, 0x14, 0x14, 0x14,},
  {0x10, 0x10, 0x10, 0xf0, 0x10, 0xf0, 0x10, 0x10,},
  {0x00, 0x00, 0x00, 0x1f, 0x10, 0x1f, 0x10, 0x10,},
  {0x00, 0x00, 0x00, 0x1f, 0x14, 0x14, 0x14, 0x14,},
  {0x00, 0x00, 0x00, 0xfc, 0x14, 0x14, 0x14, 0x14,},
  {0x00, 0x00, 0x00, 0xf0, 0x10, 0xf0, 0x10, 0x10,},
  {0x10, 0x10, 0x10, 0xff, 0x10, 0xff, 0x10, 0x10,},
  {0x14, 0x14, 0x14, 0xff, 0x14, 0x14, 0x14, 0x14,},
  {0x10, 0x10, 0x10, 0x1f, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0xf0, 0x10, 0x10, 0x10, 0x10,},
  {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,},
  {0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0, 0xf0,},
  {0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff,},
  {0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f,},
  {0x00, 0x38, 0x44, 0x44, 0x28, 0x10, 0x28, 0x44,},
  {0x00, 0xfc, 0x2a, 0x2a, 0x2a, 0x2a, 0x14, 0x00,},
  {0x00, 0x7e, 0x02, 0x02, 0x02, 0x02, 0x06, 0x00,},
  {0x00, 0x04, 0x02, 0x7e, 0x02, 0x7e, 0x02, 0x02,},
  {0x00, 0x63, 0x55, 0x49, 0x49, 0x41, 0x63, 0x00,},
  {0x00, 0x38, 0x44, 0x44, 0x3c, 0x04, 0x04, 0x00,},
  {0x80, 0x7e, 0x10, 0x10, 0x10, 0x0e, 0x10, 0x00,},
  {0x00, 0x04, 0x02, 0x02, 0x7c, 0x04, 0x02, 0x02,},
  {0x00, 0x99, 0xa5, 0xe7, 0xa5, 0x99, 0x00, 0x00,},
  {0x00, 0x1c, 0x2a, 0x49, 0x49, 0x2a, 0x1c, 0x00,},
  {0x00, 0x4c, 0x72, 0x01, 0x01, 0x72, 0x4c, 0x00,},
  {0x00, 0x30, 0x4a, 0x4d, 0x4d, 0x49, 0x30, 0x00,},
  {0x1c, 0x22, 0x22, 0x14, 0x08, 0x14, 0x22, 0x1c,},
  {0x80, 0x58, 0x24, 0x34, 0x2c, 0x26, 0x19, 0x00,},
  {0x00, 0x00, 0x1c, 0x2a, 0x49, 0x49, 0x00, 0x00,},
  {0x00, 0x7e, 0x01, 0x01, 0x01, 0x01, 0x7e, 0x00,},
  {0x00, 0x2a, 0x2a, 0x2a, 0x2a, 0x2a, 0x2a, 0x00,},
  {0x00, 0x44, 0x44, 0x5f, 0x44, 0x44, 0x00, 0x00,},
  {0x00, 0x40, 0x40, 0x51, 0x4a, 0x44, 0x40, 0x00,},
  {0x00, 0x40, 0x44, 0x4a, 0x51, 0x40, 0x40, 0x00,},
  {0x00, 0x00, 0x00, 0xfe, 0x01, 0x01, 0x06, 0x00,},
  {0x60, 0x80, 0x80, 0x7f, 0x00, 0x00, 0x00, 0x00,},
  {0x00, 0x08, 0x08, 0x6b, 0x6b, 0x08, 0x08, 0x00,},
  {0x00, 0x24, 0x12, 0x12, 0x24, 0x24, 0x12, 0x00,},
  {0x00, 0x06, 0x09, 0x09, 0x06, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00, 0x00,},
  {0x20, 0x20, 0x40, 0x80, 0xff, 0x01, 0x01, 0x01,},
  {0x00, 0x1f, 0x01, 0x01, 0x01, 0x1e, 0x00, 0x00,},
  {0x00, 0x12, 0x19, 0x15, 0x12, 0x00, 0x00, 0x00,},
  {0x00, 0x00, 0x3c, 0x3c, 0x3c, 0x3c, 0x00, 0x00,},
  {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,},
};

void
font8x8_put_ch (uint8_t *vram, unsigned ch, unsigned x, unsigned y)
{
  unsigned shift = y & 7;
  unsigned page = y >> 3;
  unsigned xe;

  if (x >= SSD1306_WIDTH) return;

  xe = x + 8;

  if (xe > SSD1306_WIDTH) xe = SSD1306_WIDTH;


  x += page * SSD1306_WIDTH;
  xe += page * SSD1306_WIDTH;

  oled_blit_strip (vram, x, xe, 0xff << shift, shift, font8x8[ch]);

  if (shift) {
    x += SSD1306_WIDTH;
    xe += SSD1306_WIDTH;
    shift = 8 - shift;
    oled_blit_strip (vram, x, xe, 0xff >> shift, -shift, font8x8[ch]);
  }

}


void
font8x8_put_str (uint8_t *vram, char *str, unsigned x, unsigned y)
{
  while (*str) {
    font8x8_put_ch (vram, * (str++), x, y);
    x += 8;
  }
}