Menu
Home
People
Places
Arts
History
Plants & Animals
Science
Life & Culture
Technology
Reference.org
EOS (8-bit operating system)
open-in-new
<h2 id="overview">Overview</h2> <p>The functions are grouped into categories as follows.<a class="footnote-ref" id="fnref:2" href="#fn:2"><sup>2</sup></a><a class="footnote-ref" id="fnref:3" href="#fn:3"><sup>3</sup></a> </p> <h3>Executive calls</h3> <ul><li>eos_init</li> <li>eos_hard_init</li> <li>eos_hard_reset_net</li> <li>eos_delay_after_hard_reset</li> <li>eos_synchronize_clocks</li> <li>eos_scan_for_devices</li> <li>eos_relocate_pcb</li> <li>eos_soft_init</li> <li>eos_exit_to_smartwriter</li> <li>eos_switch_memory_banks</li></ul> <h3>Console Output</h3> <ul><li>eos_console_init</li> <li>eos_console_display_regular</li> <li>eos_console_display_special</li></ul> <h3>Printer Interface</h3> <ul><li>eos_print_character</li> <li>eos_print_buffer</li> <li>eos_printer_status</li> <li>eos_start_print_character</li> <li>eos_end_print_character</li></ul> <h3>Keyboard Interface</h3> <ul><li>eos_keyboard_status</li> <li>eos_read_keyboard</li> <li>eos_start_read_keyboard</li> <li>eos_end_read_keyboard</li></ul> <h3>File Operations</h3> <ul><li>eos_file_manager_init</li> <li>eos_check_directory_for_file</li> <li>eos_find_file_1</li> <li>eos_find_file_2</li> <li>eos_find_file_in_fcb</li> <li>eos_check_file_mode</li> <li>eos_make_file</li> <li>eos_update_file_in_directory</li> <li>eos_open_file</li> <li>eos_close_file</li> <li>eos_read_file</li> <li>eos_write_file</li> <li>eos_trim_file</li> <li>eos_initialize_directory</li> <li>eos_reset_file</li> <li>eos_get_date<a class="footnote-ref" id="fnref:4" href="#fn:4"><sup>4</sup></a></li> <li>eos_put_date</li> <li>eos_delete_file</li> <li>eos_rename_file</li></ul> <h3>Device Operations</h3> <ul><li>eos_find_pcb</li> <li>eos_find_dcb</li> <li>eos_request_device_status</li> <li>eos_get_device_status</li> <li>eos_soft_reset_device</li> <li>eos_soft_reset_keyboard</li> <li>eos_soft_reset_printer</li> <li>eos_read_block</li> <li>eos_read_one_block</li> <li>eos_start_read_one_block</li> <li>eos_end_read_one_block</li> <li>eos_write_block</li> <li>eos_write_one_block</li> <li>eos_start_write_one_block</li> <li>eos_end_write_one_block</li> <li>eos_start_read_character_device</li> <li>eos_end_read_character_device</li> <li>eos_read_character_device</li> <li>eos_start_write_character_device</li> <li>eos_end_write_character_device</li> <li>eos_write_character_device</li></ul> <h3>Video RAM Management</h3> <ul><li>eos_set_vdp_ports</li> <li>eos_set_vram_table_address</li> <li>eos_load_ascii_in_vdp</li> <li>eos_put_ascii_in_vdp</li> <li>eos_write_vram</li> <li>eos_read_vram</li> <li>eos_put_vram</li> <li>eos_get_vram</li> <li>eos_write_vdp_register</li> <li>eos_read_vdp_register</li> <li>eos_fill_vram</li> <li>eos_calculate_pattern_position</li> <li>eos_point_to_pattern_position</li> <li>eos_write_sprite_table</li></ul> <h3>Game Controllers</h3> <ul><li>eos_read_game_controller<a class="footnote-ref" id="fnref:5" href="#fn:5"><sup>5</sup></a></li> <li>eos_update_spinner</li></ul> <h3>Sound Routines</h3> <ul><li>eos_sound_init</li> <li>eos_sound_off</li> <li>eos_start_sound</li> <li>eos_play_sound</li> <li>eos_end_sound</li></ul> <h3>Subroutines</h3> <ul><li>eos_decrement_low_nibble</li> <li>eos_decrement_high_nibble</li> <li>eos_move_high_nibble_to_low_nibble</li> <li>eos_add_a_to_hl</li></ul> <h2 id="external-links">External links</h2> <ul><li><a href="https://console5.com/techwiki/images/b/b5/Coleco_ADAM_Technical_Reference_Manual.pdf">Technical Reference Manual</a> chapter 3</li> <li><a href="https://web.archive.org/web/20160709153713/http://drushel.cwru.edu/atm/eos52.asm.html">EOS-5 source code</a></li> <li><a href="https://www.z88dk.org/forum/viewtopic.php?p=19760">Boot code</a>, <a href="https://web.archive.org/web/20220105115303/http://smartbasic.net/forum/viewforum.php?f=5">Forum</a></li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>BASIC bindings <a href="https://web.archive.org/web/20170815223915/http://www.theadamresource.com/articles/smartbasic/mcode.html" target="_blank">https://web.archive.org/web/20170815223915/http://www.theadamresource.com/articles/smartbasic/mcode.html</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>EOS Programmer's Manual <a href="https://www.colecoadam.net/manuals%20&%20docs/e.o.s%20programming%20manual%20(199x)%20(guy%20cousineau).html" target="_blank">https://www.colecoadam.net/manuals%20&%20docs/e.o.s%20programming%20manual%20(199x)%20(guy%20cousineau).html</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>"Color label printer". <a href="https://labelbasic.ca/" target="_blank">https://labelbasic.ca/</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>"EOS Date Stamping by Alan Neeley". Archived from the original on 2017-08-15. <a href="https://web.archive.org/web/20170815223823/http://www.theadamresource.com/articles/eos/date_stamping.html" target="_blank">https://web.archive.org/web/20170815223823/http://www.theadamresource.com/articles/eos/date_stamping.html</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>"EOS Game Controller Input by Dr. Solomon Swift". Archived from the original on 2017-08-15. <a href="https://web.archive.org/web/20170815223017/http://www.theadamresource.com/articles/assembly/game_controller_input.html" target="_blank">https://web.archive.org/web/20170815223017/http://www.theadamresource.com/articles/assembly/game_controller_input.html</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> </ol>