Nested layout a bit more as per instructions
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hillbilly1.php
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hillbilly1.php
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>DAVIAC: A relay computer</title>
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<link rel="stylesheet" href="style.css" type="text/css">
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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</head>
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<body>
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<div id="background">
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<div class="grid-container">
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<?php include("header.php"); ?>
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<?php include("sidebar.php"); ?>
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<div id="main-text" class="main">
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<h2> The Hillibilly1 Assembler </h2>
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<p> The DOS binary and potentially source code will be provided at a later date </p>
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<p> The program's <a href="/hillbilly1/Hillbilly1.txt">help output</a> provides some usage info and the assembler -> machine code mappings reproduced here: </p>
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<pre>
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Relay Computer Assembler: Ver. Beta 0.4.3
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Valid assembler codes:
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ADD : 22 00100010
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AND : 26 00100110
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BRA : 60 01100000
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BRN : 48 01001000
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BRNN : 54 01010100
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BRNO : 5c 01011100
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BRNP : 50 01010000
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BRNZ : 4c 01001100
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BRO : 58 01011000
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BRP : 44 01000100
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BRZ : 40 01000000
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DEF :
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EQU :
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HALT : 08 00001000
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INCB,A : 2c 00101100
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INCB,C : 2e 00101110
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LDAA : a0 10100000
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LDAB : a1 10100001
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LDAC : a2 10100010
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LDDA : a8 10101000
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LDDB : a9 10101001
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LDDC : aa 10101010
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LDIA : 98 10011000
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LDIB : 99 10011001
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LDIC : 9a 10011010
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MOVA,B : c1 11000001
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MOVA,C : c2 11000010
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MOVA,MH : c3 11000011
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MOVA,ML : c4 11000100
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MOVAD+,PC: ec 11101100
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MOVB,A : c8 11001000
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MOVB,C : ca 11001010
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MOVB,MH : cb 11001011
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MOVB,ML : cc 11001100
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MOVC,A : d0 11010000
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MOVC,B : d1 11010001
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MOVC,MH : d3 11010011
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MOVC,ML : d4 11010100
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MOVM,PC : de 11011110
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MOVPC,AD+: f5 11110101
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MOVZ,A : f8 11111000
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MOVZ,B : f9 11111001
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MOVZ,C : fa 11111010
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MOVZ,MH : fb 11111011
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MOVZ,ML : fc 11111100
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NOP : 00 00000000
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NOTA,B : 29 00101001
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NOTA,C : 2a 00101010
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ORG :
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RESET : 04 00000100
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ROLB,A : 34 00110100
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ROLB,C : 36 00110110
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RORA,B : 31 00110001
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RORA,C : 32 00110010
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STAA : 84 10000100
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STAB : 8c 10001100
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STAC : 94 10010100
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STAZ : bc 10111100
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STDA : 85 10000101
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STDB : 8d 10001101
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STDC : 95 10010101
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WAIT : 0c 00001100
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\ :
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</pre>
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<p> <a href="/hillbilly1/ADD16.asm">Here</a> is an example 16 bit adder program for the DAVIAC-1:</p>
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<pre>
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\ RAM Variables
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ORG 0800H \RAM at 0800h
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DEF X_Lo *1
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DEF X_Hi *1
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DEF Y_Lo *1
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DEF Y_Hi *1
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DEF Z_Lo *1
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DEF Z_Hi *1
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DEF Carry_Lo *1
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DEF Carry_Hi *1
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ORG 0400h
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\
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\ load some numbers
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\
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\ Put numbers in X and Y at 0800H by hand from Control Panel.
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\
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\
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\ 16bit ADD X + Y -> Z + Carry_Hi
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\
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\
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NOP
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ADD16:
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WAIT
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STAZ Carry_Lo \Clear lo carry
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LDAA X_Lo
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LDAB Y_Lo
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ADD \ADD lo bytes
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STAC Z_Lo \store partial sum
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BRNO ADD16J1: \test OVF bit to see if Carry required
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LDIA 01h \must be OVF, set a Carry_Lo
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STAA Carry_Lo
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ADD16J1:
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STAZ Carry_Hi \Clear hi carry
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LDAA X_Hi
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LDAB Y_Hi
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ADD \ADD hi bytes
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STAC Z_Hi \store hi partial sum
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BRNO ADD16J2:
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LDAA 01h \might be a hi carry
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STAA Carry_Hi
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ADD16J2:
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MOVC,A
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LDAB Carry_Lo \include any lo carry
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ADD
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STAC Z_Hi
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BRNO ADD16J3:
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LDAA 01h
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STAA Carry_Hi \which may trigger a hi carry
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ADD16J3:
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\
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BRA ADD16:
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\
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\ end of ADD16p
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</pre>
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<p> The Assembler produces the <a href="/hillbilly1/ADD16.hex">Hex</a> and a <a href="/hillbilly1/ADD16.lst">run list</a>.
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</div>
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<?php include("footer.php"); ?>
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</div>
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</div>
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</body>
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</html>
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@ -0,0 +1,36 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>DAVIAC: A relay computer</title>
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<link rel="stylesheet" href="style.css" type="text/css">
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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</head>
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<body>
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<div id="background">
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<div class="grid-container">
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<?php include("header.php"); ?>
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<?php include("sidebar.php"); ?>
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<div id="main-text" class="main">
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<h2>Assembler and Loader </h2>
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<p> The DOS binary of the assembler and potentially source code will be provided at a later date </p>
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<p> The program's <a href="/hillbilly1/Hillbilly1.txt">help output</a> provides some usage info and the assembler -> machine code mappings </p>
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<h2>Programming Examples</h2>
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<ul>
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<li>Adding 2 16 bit numbers</li>
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<li><ul>
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<li><a href="hillbilly1/ADD16.ASM">ADD16.ASM</a></li>
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<li><a href="hillboilly1/ADD16.LST">ADD16.LST</a></li>
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<li><a href="ADD16.hex">ADD16.HEX</a></li>
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</ul></li>
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<li>More soon</li>
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</ul>
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<?php include("footer.php"); ?>
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</div>
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</div>
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</body>
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</html>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>DAVIAC: A relay computer</title>
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<link rel="stylesheet" href="style.css" type="text/css">
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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</head>
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<body>
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<div id="background">
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<div class="grid-container">
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<?php include("header.php"); ?>
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<?php include("sidebar.php"); ?>
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<div id="main-text" class="main">
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<h2>Schematics</h2>
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<p> PDF links </p>
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<ul>
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<li><a href="pdf/CPUA-SCH-PDF.pdf">CPU A</a></li>
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<li><a href="pdf/CPUB-SCH-PDF.pdf">CPU B</a></li>
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<li><a href="pdf/PC12-SCH-PDF.pdf">PC</a></li>
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<li><a href="pdf/REGS-SCH-PDF.pdf">Registers / ALU</a></li>
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<li><a href="pdf/RAM32-SCH-PDF.pdf">RAM</a></li>
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<li><a href="pdf/Clock.pdf">Clock</a></li>
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<li><a href="pdf/RF8.pdf">Scratch RAM and IO</a></li>
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<li><a href="pdf/ROM.pdf">ROM</a></li>
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<li><a href="pdf/Timing-PDF.pdf">Instruction Timing</a></li>
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</ul>
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</div>
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<?php include("footer.php"); ?>
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</div>
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</div>
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</body>
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</html>
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24
sidebar.php
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sidebar.php
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<li><a href="https://www.youtube.com/watch?v=kpphEr-eF_I">Clock Generator Update</a></li>
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<li><a href="https://www.youtube.com/watch?v=93PHxVpPLxA">Software Toolchain with Sunny the dog</a></li>
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</ul>
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<h3><a href="/DAVIAC-1-pics.php">Pictures of built boards</a></h3>
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<h3>Schematics (link to PDF) </h3>
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<ul>
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<li><a href="pdf/CPUA-SCH-PDF.pdf">CPU A</a></li>
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<li><a href="pdf/CPUB-SCH-PDF.pdf">CPU B</a></li>
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<li><a href="pdf/PC12-SCH-PDF.pdf">PC</a></li>
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<li><a href="pdf/REGS-SCH-PDF.pdf">Registers / ALU</a></li>
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<li><a href="pdf/RAM32-SCH-PDF.pdf">RAM</a></li>
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<li><a href="pdf/Clock.pdf">Clock</a></li>
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<li><a href="pdf/RF8.pdf">Scratch RAM and IO</a></li>
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<li><a href="pdf/ROM.pdf">ROM</a></li>
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<li><a href="pdf/Timing-PDF.pdf">Instruction Timing</a></li>
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</ul>
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<h3>Programming</h3>
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<ul>
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<li><a href="hillbilly1.php">Hillbilly1 Assembler</a></li>
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<li>Adding 2 16 bit numbers</li>
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<li><ul><li>ADD16.ASM</li>
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<li>ADD16.LST</li>
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<li>ADD16.hex</li></ul></li>
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</ul>
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<h3><a href="DAVIAC-1-pics.php">Pictures of built and installed boards</a></h3>
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<h3><a href="schematics.php">Schematics</a></h3>
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<h3><a href="programming.php">Programming
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<div class="hidden-mobile">
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<h3>Coming Soon</h3>
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<ul>
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