test_simm30_dram
diff hw/simm72tester.sch @ 4:1f8683589ee8
added readme and hardware
author | John Tsiombikas <nuclear@member.fsf.org> |
---|---|
date | Thu, 09 Mar 2017 08:45:11 +0200 |
parents | |
children |
line diff
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/hw/simm72tester.sch Thu Mar 09 08:45:11 2017 +0200 1.3 @@ -0,0 +1,897 @@ 1.4 +EESchema Schematic File Version 2 1.5 +LIBS:power 1.6 +LIBS:device 1.7 +LIBS:transistors 1.8 +LIBS:conn 1.9 +LIBS:linear 1.10 +LIBS:regul 1.11 +LIBS:74xx 1.12 +LIBS:cmos4000 1.13 +LIBS:adc-dac 1.14 +LIBS:memory 1.15 +LIBS:xilinx 1.16 +LIBS:microcontrollers 1.17 +LIBS:dsp 1.18 +LIBS:microchip 1.19 +LIBS:analog_switches 1.20 +LIBS:motorola 1.21 +LIBS:texas 1.22 +LIBS:intel 1.23 +LIBS:audio 1.24 +LIBS:interface 1.25 +LIBS:digital-audio 1.26 +LIBS:philips 1.27 +LIBS:display 1.28 +LIBS:cypress 1.29 +LIBS:siliconi 1.30 +LIBS:opto 1.31 +LIBS:atmel 1.32 +LIBS:contrib 1.33 +LIBS:valves 1.34 +LIBS:simm72tester 1.35 +LIBS:switches 1.36 +LIBS:ftdi 1.37 +EELAYER 25 0 1.38 +EELAYER END 1.39 +$Descr A4 11693 8268 1.40 +encoding utf-8 1.41 +Sheet 1 1 1.42 +Title "72pin-SIMM DRAM tester" 1.43 +Date "2017-03-09" 1.44 +Rev "" 1.45 +Comp "" 1.46 +Comment1 "firmware (hg): http://nuclear.mutantstargoat.com/hg/avr_test_simm72_dram" 1.47 +Comment2 "Creative Commons Attribution Share-Alike (CC BY-SA)" 1.48 +Comment3 "nuclear@member.fsf.org" 1.49 +Comment4 "Copyright (C) 2017 John Tsiombikas" 1.50 +$EndDescr 1.51 +$Comp 1.52 +L SIMM72P U3 1.53 +U 1 1 58C0CF5E 1.54 +P 9550 3700 1.55 +F 0 "U3" H 9550 4250 50 0000 C CNN 1.56 +F 1 "SIMM72P" H 10000 1700 50 0000 C CNN 1.57 +F 2 "Sockets:SIM72" H 9550 3700 50 0001 C CNN 1.58 +F 3 "" H 9550 3700 50 0000 C CNN 1.59 + 1 9550 3700 1.60 + 1 0 0 -1 1.61 +$EndComp 1.62 +$Comp 1.63 +L ATMEGA644P-P IC1 1.64 +U 1 1 58C0D04C 1.65 +P 6100 2700 1.66 +F 0 "IC1" H 5250 4580 50 0000 L BNN 1.67 +F 1 "ATMEGA644P-P" H 6500 750 50 0000 L BNN 1.68 +F 2 "Housings_DIP:DIP-40_W15.24mm_LongPads" H 6100 2700 50 0000 C CIN 1.69 +F 3 "" H 6100 2700 50 0000 C CNN 1.70 + 1 6100 2700 1.71 + 1 0 0 -1 1.72 +$EndComp 1.73 +Text Label 9350 1000 0 60 ~ 0 1.74 +D0 1.75 +Text Label 9350 1100 0 60 ~ 0 1.76 +D1 1.77 +Text Label 9350 1200 0 60 ~ 0 1.78 +D2 1.79 +Text Label 9350 1300 0 60 ~ 0 1.80 +D3 1.81 +Text Label 9350 1400 0 60 ~ 0 1.82 +D4 1.83 +Text Label 9350 1500 0 60 ~ 0 1.84 +D5 1.85 +Text Label 9350 1600 0 60 ~ 0 1.86 +D6 1.87 +Text Label 9350 1700 0 60 ~ 0 1.88 +D7 1.89 +Text Label 8400 1900 0 60 ~ 0 1.90 +A0 1.91 +Text Label 8400 2000 0 60 ~ 0 1.92 +A1 1.93 +Text Label 8400 2100 0 60 ~ 0 1.94 +A2 1.95 +Text Label 8400 2200 0 60 ~ 0 1.96 +A3 1.97 +Text Label 8400 2300 0 60 ~ 0 1.98 +A4 1.99 +Text Label 8400 2400 0 60 ~ 0 1.100 +A5 1.101 +Text Label 8400 2500 0 60 ~ 0 1.102 +A6 1.103 +Text Label 8400 2600 0 60 ~ 0 1.104 +A7 1.105 +Text Label 8400 2700 0 60 ~ 0 1.106 +A8 1.107 +Text Label 8400 2800 0 60 ~ 0 1.108 +A9 1.109 +Text Label 8400 2900 0 60 ~ 0 1.110 +A10 1.111 +Text Label 8400 3000 0 60 ~ 0 1.112 +A11 1.113 +NoConn ~ 10350 1900 1.114 +NoConn ~ 10350 2000 1.115 +NoConn ~ 10350 2100 1.116 +NoConn ~ 10350 2200 1.117 +NoConn ~ 10350 2300 1.118 +NoConn ~ 10350 2400 1.119 +NoConn ~ 10350 2500 1.120 +NoConn ~ 10350 2600 1.121 +NoConn ~ 10350 2800 1.122 +NoConn ~ 10350 2900 1.123 +NoConn ~ 10350 3000 1.124 +NoConn ~ 10350 3100 1.125 +NoConn ~ 10350 3200 1.126 +NoConn ~ 10350 3300 1.127 +NoConn ~ 10350 3400 1.128 +NoConn ~ 10350 3500 1.129 +NoConn ~ 10350 3700 1.130 +NoConn ~ 10350 3800 1.131 +NoConn ~ 10350 3900 1.132 +NoConn ~ 10350 4000 1.133 +NoConn ~ 10350 4100 1.134 +NoConn ~ 10350 4200 1.135 +NoConn ~ 10350 4300 1.136 +NoConn ~ 10350 4400 1.137 +NoConn ~ 8750 4600 1.138 +NoConn ~ 8750 4700 1.139 +NoConn ~ 8750 4800 1.140 +NoConn ~ 8750 4900 1.141 +NoConn ~ 8750 5100 1.142 +NoConn ~ 8750 5200 1.143 +NoConn ~ 8750 5300 1.144 +NoConn ~ 8750 5400 1.145 +Text GLabel 7200 3700 2 53 Input ~ 0 1.146 +RX 1.147 +Text GLabel 7200 3800 2 53 Output ~ 0 1.148 +TX 1.149 +NoConn ~ 7100 4000 1.150 +NoConn ~ 7100 4100 1.151 +NoConn ~ 7100 3200 1.152 +NoConn ~ 7100 3300 1.153 +NoConn ~ 7100 3400 1.154 +NoConn ~ 7100 3500 1.155 +$Comp 1.156 +L Crystal Y1 1.157 +U 1 1 58C0DB4D 1.158 +P 4950 1600 1.159 +F 0 "Y1" H 4950 1750 50 0000 C CNN 1.160 +F 1 "20MHz" H 4950 1450 50 0000 C CNN 1.161 +F 2 "Crystals:Crystal_HC49-SD_SMD" H 4950 1600 50 0001 C CNN 1.162 +F 3 "" H 4950 1600 50 0000 C CNN 1.163 + 1 4950 1600 1.164 + 0 1 1 0 1.165 +$EndComp 1.166 +$Comp 1.167 +L C C3 1.168 +U 1 1 58C0DC3E 1.169 +P 4650 1400 1.170 +F 0 "C3" H 4675 1500 50 0000 L CNN 1.171 +F 1 "22pF" H 4675 1300 50 0000 L CNN 1.172 +F 2 "Capacitors_SMD:C_0805_HandSoldering" H 4688 1250 50 0001 C CNN 1.173 +F 3 "" H 4650 1400 50 0000 C CNN 1.174 + 1 4650 1400 1.175 + 0 -1 -1 0 1.176 +$EndComp 1.177 +$Comp 1.178 +L C C4 1.179 +U 1 1 58C0DCDB 1.180 +P 4650 1800 1.181 +F 0 "C4" H 4500 1900 50 0000 L CNN 1.182 +F 1 "22pF" H 4450 1700 50 0000 L CNN 1.183 +F 2 "Capacitors_SMD:C_0805_HandSoldering" H 4688 1650 50 0001 C CNN 1.184 +F 3 "" H 4650 1800 50 0000 C CNN 1.185 + 1 4650 1800 1.186 + 0 -1 -1 0 1.187 +$EndComp 1.188 +$Comp 1.189 +L GND #PWR01 1.190 +U 1 1 58C0DE6D 1.191 +P 4500 1950 1.192 +F 0 "#PWR01" H 4500 1700 50 0001 C CNN 1.193 +F 1 "GND" H 4500 1800 50 0000 C CNN 1.194 +F 2 "" H 4500 1950 50 0000 C CNN 1.195 +F 3 "" H 4500 1950 50 0000 C CNN 1.196 + 1 4500 1950 1.197 + 1 0 0 -1 1.198 +$EndComp 1.199 +$Comp 1.200 +L SW_Push SW1 1.201 +U 1 1 58C0E11B 1.202 +P 4700 1000 1.203 +F 0 "SW1" H 4750 1100 50 0000 L CNN 1.204 +F 1 "SW_Push" H 4700 940 50 0000 C CNN 1.205 +F 2 "Buttons_Switches_ThroughHole:SW_PUSH_6mm" H 4700 1200 50 0001 C CNN 1.206 +F 3 "" H 4700 1200 50 0000 C CNN 1.207 + 1 4700 1000 1.208 + 1 0 0 -1 1.209 +$EndComp 1.210 +NoConn ~ 5100 2200 1.211 +$Comp 1.212 +L GND #PWR02 1.213 +U 1 1 58C0E60C 1.214 +P 6100 4700 1.215 +F 0 "#PWR02" H 6100 4450 50 0001 C CNN 1.216 +F 1 "GND" H 6100 4550 50 0000 C CNN 1.217 +F 2 "" H 6100 4700 50 0000 C CNN 1.218 +F 3 "" H 6100 4700 50 0000 C CNN 1.219 + 1 6100 4700 1.220 + 1 0 0 -1 1.221 +$EndComp 1.222 +$Comp 1.223 +L VCC #PWR03 1.224 +U 1 1 58C0E818 1.225 +P 6100 700 1.226 +F 0 "#PWR03" H 6100 550 50 0001 C CNN 1.227 +F 1 "VCC" H 6100 850 50 0000 C CNN 1.228 +F 2 "" H 6100 700 50 0000 C CNN 1.229 +F 3 "" H 6100 700 50 0000 C CNN 1.230 + 1 6100 700 1.231 + 1 0 0 -1 1.232 +$EndComp 1.233 +$Comp 1.234 +L C C10 1.235 +U 1 1 58C0EAE3 1.236 +P 7600 5550 1.237 +F 0 "C10" H 7625 5650 50 0000 L CNN 1.238 +F 1 "0.1uF" H 7625 5450 50 0000 L CNN 1.239 +F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7638 5400 50 0001 C CNN 1.240 +F 3 "" H 7600 5550 50 0000 C CNN 1.241 + 1 7600 5550 1.242 + 1 0 0 -1 1.243 +$EndComp 1.244 +$Comp 1.245 +L C C11 1.246 +U 1 1 58C0EB74 1.247 +P 7850 5550 1.248 +F 0 "C11" H 7875 5650 50 0000 L CNN 1.249 +F 1 "0.1uF" H 7875 5450 50 0000 L CNN 1.250 +F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7888 5400 50 0001 C CNN 1.251 +F 3 "" H 7850 5550 50 0000 C CNN 1.252 + 1 7850 5550 1.253 + 1 0 0 -1 1.254 +$EndComp 1.255 +$Comp 1.256 +L VCC #PWR04 1.257 +U 1 1 58C0EB9C 1.258 +P 7600 5400 1.259 +F 0 "#PWR04" H 7600 5250 50 0001 C CNN 1.260 +F 1 "VCC" H 7600 5550 50 0000 C CNN 1.261 +F 2 "" H 7600 5400 50 0000 C CNN 1.262 +F 3 "" H 7600 5400 50 0000 C CNN 1.263 + 1 7600 5400 1.264 + 1 0 0 -1 1.265 +$EndComp 1.266 +$Comp 1.267 +L GND #PWR05 1.268 +U 1 1 58C0EBC0 1.269 +P 7600 5700 1.270 +F 0 "#PWR05" H 7600 5450 50 0001 C CNN 1.271 +F 1 "GND" H 7600 5550 50 0000 C CNN 1.272 +F 2 "" H 7600 5700 50 0000 C CNN 1.273 +F 3 "" H 7600 5700 50 0000 C CNN 1.274 + 1 7600 5700 1.275 + 1 0 0 -1 1.276 +$EndComp 1.277 +$Comp 1.278 +L MAX232 U2 1.279 +U 1 1 58C0EE3F 1.280 +P 4850 6250 1.281 +F 0 "U2" H 4300 7300 50 0000 C CNN 1.282 +F 1 "MAX232" H 5350 7300 50 0000 C CNN 1.283 +F 2 "Housings_DIP:DIP-16_W7.62mm_LongPads" H 4850 6350 50 0001 C CNN 1.284 +F 3 "" H 4850 6350 50 0000 C CNN 1.285 + 1 4850 6250 1.286 + 1 0 0 -1 1.287 +$EndComp 1.288 +$Comp 1.289 +L DB9 J1 1.290 +U 1 1 58C0F109 1.291 +P 6500 6850 1.292 +F 0 "J1" H 6500 7400 50 0000 C CNN 1.293 +F 1 "DB9" H 6500 6300 50 0000 C CNN 1.294 +F 2 "Connect:DB9MC" H 6500 6850 50 0001 C CNN 1.295 +F 3 "" H 6500 6850 50 0000 C CNN 1.296 + 1 6500 6850 1.297 + 1 0 0 1 1.298 +$EndComp 1.299 +$Comp 1.300 +L USB_B P1 1.301 +U 1 1 58C0F316 1.302 +P 850 5850 1.303 +F 0 "P1" H 1050 5650 50 0000 C CNN 1.304 +F 1 "USB_B" H 800 6050 50 0000 C CNN 1.305 +F 2 "Connectors:USB_B" V 800 5750 50 0001 C CNN 1.306 +F 3 "" V 800 5750 50 0000 C CNN 1.307 + 1 850 5850 1.308 + 0 -1 -1 0 1.309 +$EndComp 1.310 +$Comp 1.311 +L FT232RL U1 1.312 +U 1 1 58C0F42C 1.313 +P 2250 6250 1.314 +F 0 "U1" H 1600 7150 50 0000 L CNN 1.315 +F 1 "FT232RL" H 2650 7150 50 0000 L CNN 1.316 +F 2 "Housings_SSOP:SSOP-28_5.3x10.2mm_Pitch0.65mm" H 2250 6250 50 0000 C CNN 1.317 +F 3 "" H 2250 6250 50 0000 C CNN 1.318 + 1 2250 6250 1.319 + 1 0 0 -1 1.320 +$EndComp 1.321 +$Comp 1.322 +L GND #PWR06 1.323 +U 1 1 58C0FC61 1.324 +P 6050 7250 1.325 +F 0 "#PWR06" H 6050 7000 50 0001 C CNN 1.326 +F 1 "GND" H 6050 7100 50 0000 C CNN 1.327 +F 2 "" H 6050 7250 50 0000 C CNN 1.328 +F 3 "" H 6050 7250 50 0000 C CNN 1.329 + 1 6050 7250 1.330 + 1 0 0 -1 1.331 +$EndComp 1.332 +$Comp 1.333 +L CP1 C2 1.334 +U 1 1 58C0FF88 1.335 +P 4050 5500 1.336 +F 0 "C2" H 4075 5600 50 0000 L CNN 1.337 +F 1 "1uF" H 4075 5400 50 0000 L CNN 1.338 +F 2 "Capacitors_SMD:c_elec_4x5.7" H 4050 5500 50 0001 C CNN 1.339 +F 3 "" H 4050 5500 50 0000 C CNN 1.340 + 1 4050 5500 1.341 + -1 0 0 -1 1.342 +$EndComp 1.343 +$Comp 1.344 +L CP1 C5 1.345 +U 1 1 58C1002B 1.346 +P 5650 5500 1.347 +F 0 "C5" H 5675 5600 50 0000 L CNN 1.348 +F 1 "1uF" H 5675 5400 50 0000 L CNN 1.349 +F 2 "Capacitors_SMD:c_elec_4x5.7" H 5650 5500 50 0001 C CNN 1.350 +F 3 "" H 5650 5500 50 0000 C CNN 1.351 + 1 5650 5500 1.352 + 1 0 0 -1 1.353 +$EndComp 1.354 +$Comp 1.355 +L CP1 C6 1.356 +U 1 1 58C1009D 1.357 +P 5800 6150 1.358 +F 0 "C6" H 5825 6250 50 0000 L CNN 1.359 +F 1 "1uF" H 5825 6050 50 0000 L CNN 1.360 +F 2 "Capacitors_SMD:c_elec_4x5.7" H 5800 6150 50 0001 C CNN 1.361 +F 3 "" H 5800 6150 50 0000 C CNN 1.362 + 1 5800 6150 1.363 + 0 1 -1 0 1.364 +$EndComp 1.365 +$Comp 1.366 +L CP1 C7 1.367 +U 1 1 58C100E6 1.368 +P 6050 5500 1.369 +F 0 "C7" H 6075 5600 50 0000 L CNN 1.370 +F 1 "1uF" H 6075 5400 50 0000 L CNN 1.371 +F 2 "Capacitors_SMD:c_elec_4x5.7" H 6050 5500 50 0001 C CNN 1.372 +F 3 "" H 6050 5500 50 0000 C CNN 1.373 + 1 6050 5500 1.374 + 1 0 0 1 1.375 +$EndComp 1.376 +$Comp 1.377 +L CP1 C8 1.378 +U 1 1 58C10158 1.379 +P 6050 6000 1.380 +F 0 "C8" H 6075 6100 50 0000 L CNN 1.381 +F 1 "1uF" H 6075 5900 50 0000 L CNN 1.382 +F 2 "Capacitors_SMD:c_elec_4x5.7" H 6050 6000 50 0001 C CNN 1.383 +F 3 "" H 6050 6000 50 0000 C CNN 1.384 + 1 6050 6000 1.385 + 1 0 0 -1 1.386 +$EndComp 1.387 +$Comp 1.388 +L GND #PWR07 1.389 +U 1 1 58C11D56 1.390 +P 6050 6150 1.391 +F 0 "#PWR07" H 6050 5900 50 0001 C CNN 1.392 +F 1 "GND" H 6050 6000 50 0000 C CNN 1.393 +F 2 "" H 6050 6150 50 0000 C CNN 1.394 +F 3 "" H 6050 6150 50 0000 C CNN 1.395 + 1 6050 6150 1.396 + 1 0 0 -1 1.397 +$EndComp 1.398 +Connection ~ 7600 5700 1.399 +Connection ~ 7600 5400 1.400 +Wire Wire Line 1.401 + 7350 5400 7850 5400 1.402 +Wire Wire Line 1.403 + 7350 5700 7850 5700 1.404 +Connection ~ 6100 700 1.405 +Wire Wire Line 1.406 + 5950 700 6250 700 1.407 +Connection ~ 6100 4700 1.408 +Wire Wire Line 1.409 + 6050 4700 6150 4700 1.410 +Wire Wire Line 1.411 + 4900 1000 5100 1000 1.412 +Connection ~ 4500 1400 1.413 +Connection ~ 4500 1800 1.414 +Wire Wire Line 1.415 + 4500 1000 4500 1950 1.416 +Connection ~ 4950 1400 1.417 +Wire Wire Line 1.418 + 4950 1400 4950 1450 1.419 +Connection ~ 4950 1800 1.420 +Wire Wire Line 1.421 + 4950 1750 4950 1800 1.422 +Wire Wire Line 1.423 + 4800 1800 5100 1800 1.424 +Wire Wire Line 1.425 + 4800 1400 5100 1400 1.426 +Wire Wire Line 1.427 + 7100 3800 7200 3800 1.428 +Wire Wire Line 1.429 + 7100 3700 7200 3700 1.430 +Wire Wire Line 1.431 + 8500 4400 8750 4400 1.432 +Wire Wire Line 1.433 + 8500 3900 8500 4400 1.434 +Wire Wire Line 1.435 + 7100 3900 8500 3900 1.436 +Wire Wire Line 1.437 + 8250 3650 8750 3650 1.438 +Wire Wire Line 1.439 + 8250 4200 8250 3650 1.440 +Wire Wire Line 1.441 + 7100 4200 8250 4200 1.442 +Wire Wire Line 1.443 + 8300 3550 8750 3550 1.444 +Wire Wire Line 1.445 + 8300 4300 8300 3550 1.446 +Wire Wire Line 1.447 + 7100 4300 8300 4300 1.448 +Wire Wire Line 1.449 + 8350 4200 8750 4200 1.450 +Wire Wire Line 1.451 + 8350 4400 8350 4200 1.452 +Wire Wire Line 1.453 + 7100 4400 8350 4400 1.454 +Wire Wire Line 1.455 + 10550 5300 10350 5300 1.456 +Wire Wire Line 1.457 + 10600 5200 10350 5200 1.458 +Wire Wire Line 1.459 + 10650 5100 10350 5100 1.460 +Wire Wire Line 1.461 + 10700 5000 10350 5000 1.462 +Wire Wire Line 1.463 + 10750 4900 10350 4900 1.464 +Wire Wire Line 1.465 + 10800 4800 10350 4800 1.466 +Wire Wire Line 1.467 + 10850 4700 10350 4700 1.468 +Wire Wire Line 1.469 + 10900 4600 10350 4600 1.470 +Wire Wire Line 1.471 + 7750 3000 8750 3000 1.472 +Wire Wire Line 1.473 + 7750 3100 7750 3000 1.474 +Wire Wire Line 1.475 + 7100 3100 7750 3100 1.476 +Wire Wire Line 1.477 + 7650 2900 8750 2900 1.478 +Wire Wire Line 1.479 + 7650 3000 7650 2900 1.480 +Wire Wire Line 1.481 + 7100 3000 7650 3000 1.482 +Wire Wire Line 1.483 + 7550 2800 8750 2800 1.484 +Wire Wire Line 1.485 + 7550 2900 7550 2800 1.486 +Wire Wire Line 1.487 + 7100 2900 7550 2900 1.488 +Wire Wire Line 1.489 + 7450 2700 8750 2700 1.490 +Wire Wire Line 1.491 + 7450 2800 7450 2700 1.492 +Wire Wire Line 1.493 + 7100 2800 7450 2800 1.494 +Wire Wire Line 1.495 + 7100 2600 8750 2600 1.496 +Wire Wire Line 1.497 + 7100 2500 8750 2500 1.498 +Wire Wire Line 1.499 + 7100 2400 8750 2400 1.500 +Wire Wire Line 1.501 + 7100 2300 8750 2300 1.502 +Wire Wire Line 1.503 + 7100 2200 8750 2200 1.504 +Wire Wire Line 1.505 + 7100 2100 8750 2100 1.506 +Wire Wire Line 1.507 + 7100 2000 8750 2000 1.508 +Wire Wire Line 1.509 + 7100 1900 8750 1900 1.510 +Wire Wire Line 1.511 + 10550 1700 10550 5300 1.512 +Wire Wire Line 1.513 + 7100 1700 10550 1700 1.514 +Wire Wire Line 1.515 + 10600 1600 10600 5200 1.516 +Wire Wire Line 1.517 + 7100 1600 10600 1600 1.518 +Wire Wire Line 1.519 + 10650 1500 10650 5100 1.520 +Wire Wire Line 1.521 + 7100 1500 10650 1500 1.522 +Wire Wire Line 1.523 + 10700 1400 10700 5000 1.524 +Wire Wire Line 1.525 + 7100 1400 10700 1400 1.526 +Wire Wire Line 1.527 + 10750 1300 10750 4900 1.528 +Wire Wire Line 1.529 + 7100 1300 10750 1300 1.530 +Wire Wire Line 1.531 + 10800 1200 10800 4800 1.532 +Wire Wire Line 1.533 + 7100 1200 10800 1200 1.534 +Wire Wire Line 1.535 + 10850 1100 10850 4700 1.536 +Wire Wire Line 1.537 + 7100 1100 10850 1100 1.538 +Wire Wire Line 1.539 + 10900 1000 10900 4600 1.540 +Wire Wire Line 1.541 + 7100 1000 10900 1000 1.542 +Wire Wire Line 1.543 + 5950 6150 6050 6150 1.544 +Wire Wire Line 1.545 + 6050 5650 6050 5850 1.546 +Wire Wire Line 1.547 + 6050 5850 5650 5850 1.548 +Wire Wire Line 1.549 + 6050 5350 6050 5050 1.550 +Wire Wire Line 1.551 + 6050 5050 4850 5050 1.552 +$Comp 1.553 +L VCC #PWR08 1.554 +U 1 1 58C12115 1.555 +P 4850 5000 1.556 +F 0 "#PWR08" H 4850 4850 50 0001 C CNN 1.557 +F 1 "VCC" H 4850 5150 50 0000 C CNN 1.558 +F 2 "" H 4850 5000 50 0000 C CNN 1.559 +F 3 "" H 4850 5000 50 0000 C CNN 1.560 + 1 4850 5000 1.561 + 1 0 0 -1 1.562 +$EndComp 1.563 +Wire Wire Line 1.564 + 4850 5050 4850 5000 1.565 +Connection ~ 4850 5050 1.566 +Connection ~ 6050 5850 1.567 +Connection ~ 6050 6150 1.568 +$Comp 1.569 +L GND #PWR09 1.570 +U 1 1 58C124AB 1.571 +P 4850 7450 1.572 +F 0 "#PWR09" H 4850 7200 50 0001 C CNN 1.573 +F 1 "GND" H 4850 7300 50 0000 C CNN 1.574 +F 2 "" H 4850 7450 50 0000 C CNN 1.575 +F 3 "" H 4850 7450 50 0000 C CNN 1.576 + 1 4850 7450 1.577 + 1 0 0 -1 1.578 +$EndComp 1.579 +NoConn ~ 6050 6450 1.580 +NoConn ~ 6050 6550 1.581 +NoConn ~ 6050 6750 1.582 +NoConn ~ 6050 6950 1.583 +NoConn ~ 6050 7050 1.584 +NoConn ~ 6050 7150 1.585 +NoConn ~ 5650 6550 1.586 +NoConn ~ 5650 6950 1.587 +NoConn ~ 4050 6550 1.588 +NoConn ~ 4050 6950 1.589 +$Comp 1.590 +L R R5 1.591 +U 1 1 58C13ABD 1.592 +P 3900 6750 1.593 +F 0 "R5" V 3980 6750 50 0000 C CNN 1.594 +F 1 "470" V 3900 6750 50 0000 C CNN 1.595 +F 2 "Resistors_SMD:R_0805_HandSoldering" V 3830 6750 50 0001 C CNN 1.596 +F 3 "" H 3900 6750 50 0000 C CNN 1.597 + 1 3900 6750 1.598 + 0 1 1 0 1.599 +$EndComp 1.600 +Wire Wire Line 1.601 + 3750 6350 4050 6350 1.602 +Text GLabel 3600 5300 1 53 Output ~ 0 1.603 +RX 1.604 +$Comp 1.605 +L R R3 1.606 +U 1 1 58C16686 1.607 +P 3200 5550 1.608 +F 0 "R3" V 3280 5550 50 0000 C CNN 1.609 +F 1 "470" V 3200 5550 50 0000 C CNN 1.610 +F 2 "Resistors_SMD:R_0805_HandSoldering" V 3130 5550 50 0001 C CNN 1.611 +F 3 "" H 3200 5550 50 0000 C CNN 1.612 + 1 3200 5550 1.613 + 0 1 -1 0 1.614 +$EndComp 1.615 +Wire Wire Line 1.616 + 3350 5550 3600 5550 1.617 +Text GLabel 3750 5300 1 53 Input ~ 0 1.618 +TX 1.619 +Wire Wire Line 1.620 + 3050 5650 3750 5650 1.621 +Wire Wire Line 1.622 + 1450 6950 1450 7250 1.623 +Wire Wire Line 1.624 + 1150 7250 2450 7250 1.625 +Connection ~ 2050 7250 1.626 +Connection ~ 2250 7250 1.627 +Connection ~ 2350 7250 1.628 +$Comp 1.629 +L GND #PWR010 1.630 +U 1 1 58C1928B 1.631 +P 2250 7300 1.632 +F 0 "#PWR010" H 2250 7050 50 0001 C CNN 1.633 +F 1 "GND" H 2250 7150 50 0000 C CNN 1.634 +F 2 "" H 2250 7300 50 0000 C CNN 1.635 +F 3 "" H 2250 7300 50 0000 C CNN 1.636 + 1 2250 7300 1.637 + 1 0 0 -1 1.638 +$EndComp 1.639 +Wire Wire Line 1.640 + 2250 7250 2250 7300 1.641 +Wire Wire Line 1.642 + 1150 5850 1450 5850 1.643 +Wire Wire Line 1.644 + 1150 5950 1450 5950 1.645 +$Comp 1.646 +L R R1 1.647 +U 1 1 58C19EED 1.648 +P 1150 6200 1.649 +F 0 "R1" V 1230 6200 50 0000 C CNN 1.650 +F 1 "4.7k" V 1150 6200 50 0000 C CNN 1.651 +F 2 "Resistors_SMD:R_0805_HandSoldering" V 1080 6200 50 0001 C CNN 1.652 +F 3 "" H 1150 6200 50 0000 C CNN 1.653 + 1 1150 6200 1.654 + 1 0 0 -1 1.655 +$EndComp 1.656 +Wire Wire Line 1.657 + 1150 6350 1300 6350 1.658 +Wire Wire Line 1.659 + 1300 6350 1300 6250 1.660 +Wire Wire Line 1.661 + 1300 6250 1450 6250 1.662 +$Comp 1.663 +L GND #PWR011 1.664 +U 1 1 58C1A019 1.665 +P 950 5400 1.666 +F 0 "#PWR011" H 950 5150 50 0001 C CNN 1.667 +F 1 "GND" H 950 5250 50 0000 C CNN 1.668 +F 2 "" H 950 5400 50 0000 C CNN 1.669 +F 3 "" H 950 5400 50 0000 C CNN 1.670 + 1 950 5400 1.671 + 1 0 0 -1 1.672 +$EndComp 1.673 +Wire Wire Line 1.674 + 1150 5400 1150 5750 1.675 +Wire Wire Line 1.676 + 1150 5400 950 5400 1.677 +Text Label 1150 5850 0 60 ~ 0 1.678 +USBD+ 1.679 +Text Label 1150 5950 0 60 ~ 0 1.680 +USBD- 1.681 +$Comp 1.682 +L R R2 1.683 +U 1 1 58C1A1B8 1.684 +P 1150 6500 1.685 +F 0 "R2" V 1230 6500 50 0000 C CNN 1.686 +F 1 "10k" V 1150 6500 50 0000 C CNN 1.687 +F 2 "Resistors_SMD:R_0805_HandSoldering" V 1080 6500 50 0001 C CNN 1.688 +F 3 "" H 1150 6500 50 0000 C CNN 1.689 + 1 1150 6500 1.690 + 1 0 0 -1 1.691 +$EndComp 1.692 +Connection ~ 1150 6350 1.693 +$Comp 1.694 +L C C1 1.695 +U 1 1 58C1A63C 1.696 +P 1300 5550 1.697 +F 0 "C1" H 1325 5650 50 0000 L CNN 1.698 +F 1 "0.1uF" H 1325 5450 50 0000 L CNN 1.699 +F 2 "Capacitors_SMD:C_0805_HandSoldering" H 1338 5400 50 0001 C CNN 1.700 +F 3 "" H 1300 5550 50 0000 C CNN 1.701 + 1 1300 5550 1.702 + 0 1 -1 0 1.703 +$EndComp 1.704 +Connection ~ 1150 5550 1.705 +NoConn ~ 750 5550 1.706 +Wire Wire Line 1.707 + 1150 6650 1150 7250 1.708 +Connection ~ 1450 7250 1.709 +NoConn ~ 1450 6450 1.710 +NoConn ~ 1450 6650 1.711 +$Comp 1.712 +L VCC #PWR012 1.713 +U 1 1 58C1B693 1.714 +P 2250 5250 1.715 +F 0 "#PWR012" H 2250 5100 50 0001 C CNN 1.716 +F 1 "VCC" H 2250 5400 50 0000 C CNN 1.717 +F 2 "" H 2250 5250 50 0000 C CNN 1.718 +F 3 "" H 2250 5250 50 0000 C CNN 1.719 + 1 2250 5250 1.720 + 1 0 0 -1 1.721 +$EndComp 1.722 +Wire Wire Line 1.723 + 2150 5250 2350 5250 1.724 +Connection ~ 2250 5250 1.725 +$Comp 1.726 +L R R4 1.727 +U 1 1 58C1BC19 1.728 +P 3200 6650 1.729 +F 0 "R4" V 3280 6650 50 0000 C CNN 1.730 +F 1 "10k" V 3200 6650 50 0000 C CNN 1.731 +F 2 "Resistors_SMD:R_0805_HandSoldering" V 3130 6650 50 0001 C CNN 1.732 +F 3 "" H 3200 6650 50 0000 C CNN 1.733 + 1 3200 6650 1.734 + 0 1 1 0 1.735 +$EndComp 1.736 +$Comp 1.737 +L LED D1 1.738 +U 1 1 58C1BCBF 1.739 +P 3400 6500 1.740 +F 0 "D1" H 3400 6600 50 0000 C CNN 1.741 +F 1 "LED" H 3400 6400 50 0000 C CNN 1.742 +F 2 "LEDs:LED_0805" H 3400 6500 50 0001 C CNN 1.743 +F 3 "" H 3400 6500 50 0000 C CNN 1.744 + 1 3400 6500 1.745 + 0 -1 -1 0 1.746 +$EndComp 1.747 +Wire Wire Line 1.748 + 3350 6650 3400 6650 1.749 +$Comp 1.750 +L VCC #PWR013 1.751 +U 1 1 58C1C3A6 1.752 +P 3400 6300 1.753 +F 0 "#PWR013" H 3400 6150 50 0001 C CNN 1.754 +F 1 "VCC" H 3400 6450 50 0000 C CNN 1.755 +F 2 "" H 3400 6300 50 0000 C CNN 1.756 +F 3 "" H 3400 6300 50 0000 C CNN 1.757 + 1 3400 6300 1.758 + 1 0 0 -1 1.759 +$EndComp 1.760 +NoConn ~ 3050 5750 1.761 +NoConn ~ 3050 5850 1.762 +NoConn ~ 3050 5950 1.763 +NoConn ~ 3050 6050 1.764 +NoConn ~ 3050 6150 1.765 +NoConn ~ 3050 6250 1.766 +NoConn ~ 3050 6550 1.767 +NoConn ~ 3050 6750 1.768 +NoConn ~ 3050 6850 1.769 +NoConn ~ 3050 6950 1.770 +Wire Wire Line 1.771 + 3600 5300 3600 6750 1.772 +Wire Wire Line 1.773 + 3750 5300 3750 6350 1.774 +Connection ~ 3750 5650 1.775 +Wire Wire Line 1.776 + 3600 6750 3750 6750 1.777 +Connection ~ 3600 5550 1.778 +Text Label 3750 5950 0 60 ~ 0 1.779 +TX 1.780 +Text Label 3600 6000 0 60 ~ 0 1.781 +RX 1.782 +$Comp 1.783 +L CONN_02X03 P2 1.784 +U 1 1 58C1F59F 1.785 +P 7800 3400 1.786 +F 0 "P2" H 7800 3600 50 0000 C CNN 1.787 +F 1 "ISP" H 7750 3200 50 0000 C CNN 1.788 +F 2 "Pin_Headers:Pin_Header_Straight_2x03" H 7800 2200 50 0001 C CNN 1.789 +F 3 "" H 7800 2200 50 0000 C CNN 1.790 + 1 7800 3400 1.791 + 1 0 0 -1 1.792 +$EndComp 1.793 +Wire Wire Line 1.794 + 7550 3300 7350 3300 1.795 +Wire Wire Line 1.796 + 7350 3300 7350 2500 1.797 +Connection ~ 7350 2500 1.798 +Wire Wire Line 1.799 + 7550 3400 7300 3400 1.800 +Wire Wire Line 1.801 + 7300 3400 7300 2600 1.802 +Connection ~ 7300 2600 1.803 +Text Label 4900 1000 0 60 ~ 0 1.804 +~RST 1.805 +Wire Wire Line 1.806 + 7550 3500 7350 3500 1.807 +Text Label 7350 3500 0 60 ~ 0 1.808 +~RST 1.809 +Wire Wire Line 1.810 + 8050 3400 8200 3400 1.811 +Wire Wire Line 1.812 + 8200 3400 8200 2400 1.813 +Connection ~ 8200 2400 1.814 +$Comp 1.815 +L VCC #PWR014 1.816 +U 1 1 58C20801 1.817 +P 8050 3300 1.818 +F 0 "#PWR014" H 8050 3150 50 0001 C CNN 1.819 +F 1 "VCC" H 8050 3450 50 0000 C CNN 1.820 +F 2 "" H 8050 3300 50 0000 C CNN 1.821 +F 3 "" H 8050 3300 50 0000 C CNN 1.822 + 1 8050 3300 1.823 + 1 0 0 -1 1.824 +$EndComp 1.825 +$Comp 1.826 +L GND #PWR015 1.827 +U 1 1 58C20877 1.828 +P 8050 3500 1.829 +F 0 "#PWR015" H 8050 3250 50 0001 C CNN 1.830 +F 1 "GND" H 8050 3350 50 0000 C CNN 1.831 +F 2 "" H 8050 3500 50 0000 C CNN 1.832 +F 3 "" H 8050 3500 50 0000 C CNN 1.833 + 1 8050 3500 1.834 + 1 0 0 -1 1.835 +$EndComp 1.836 +$Comp 1.837 +L C C9 1.838 +U 1 1 58C21007 1.839 +P 7350 5550 1.840 +F 0 "C9" H 7375 5650 50 0000 L CNN 1.841 +F 1 "0.1uF" H 7375 5450 50 0000 L CNN 1.842 +F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7388 5400 50 0001 C CNN 1.843 +F 3 "" H 7350 5550 50 0000 C CNN 1.844 + 1 7350 5550 1.845 + 1 0 0 -1 1.846 +$EndComp 1.847 +Text Notes 1650 2650 0 60 ~ 0 1.848 +This area intentionally left blank 1.849 +Wire Wire Line 1.850 + 5650 6750 5800 6750 1.851 +Wire Wire Line 1.852 + 5800 6750 5800 6850 1.853 +Wire Wire Line 1.854 + 5800 6850 6050 6850 1.855 +Wire Wire Line 1.856 + 6050 6650 5850 6650 1.857 +Wire Wire Line 1.858 + 5850 6650 5850 6350 1.859 +Wire Wire Line 1.860 + 5850 6350 5650 6350 1.861 +$Comp 1.862 +L VCC #PWR016 1.863 +U 1 1 58C2766B 1.864 +P 8750 3900 1.865 +F 0 "#PWR016" H 8750 3750 50 0001 C CNN 1.866 +F 1 "VCC" H 8750 4050 50 0000 C CNN 1.867 +F 2 "" H 8750 3900 50 0000 C CNN 1.868 +F 3 "" H 8750 3900 50 0000 C CNN 1.869 + 1 8750 3900 1.870 + 1 0 0 -1 1.871 +$EndComp 1.872 +Wire Wire Line 1.873 + 8750 3900 8750 4100 1.874 +Connection ~ 8750 4000 1.875 +Connection ~ 8750 3900 1.876 +$Comp 1.877 +L VCC #PWR017 1.878 +U 1 1 58C27B8D 1.879 +P 8750 3350 1.880 +F 0 "#PWR017" H 8750 3200 50 0001 C CNN 1.881 +F 1 "VCC" H 8750 3500 50 0000 C CNN 1.882 +F 2 "" H 8750 3350 50 0000 C CNN 1.883 +F 3 "" H 8750 3350 50 0000 C CNN 1.884 + 1 8750 3350 1.885 + 1 0 0 -1 1.886 +$EndComp 1.887 +Wire Wire Line 1.888 + 8750 3350 8750 3450 1.889 +Connection ~ 8750 3350 1.890 +Wire Wire Line 1.891 + 3400 6300 3400 6350 1.892 +Text Label 7550 4200 0 60 ~ 0 1.893 +~RAS3 1.894 +Text Label 7550 4300 0 60 ~ 0 1.895 +~RAS2 1.896 +Text Label 7550 4400 0 60 ~ 0 1.897 +~CAS3 1.898 +Text Label 7550 3900 0 60 ~ 0 1.899 +~WE 1.900 +$EndSCHEMATC