1 | | = Gateworks Single Board Computers Revisions = |
2 | | [[PageOutline]] |
| 1 | {{{#!html |
| 2 | <div id="wikipage" class="trac-content"><h1 id="GateworksSingleBoardComputersRevisions">Gateworks Single Board Computers Revisions</h1> |
| 3 | <p> |
| 4 | </p><div class="wiki-toc"> |
| 5 | <ol> |
| 6 | <li> |
| 7 | <a href="#GateworksSingleBoardComputersRevisions">Gateworks Single Board Computers Revisions</a> |
| 8 | </li> |
| 9 | <li> |
| 10 | <a href="#VentanaFamily">Ventana Family</a> |
| 11 | <ol> |
| 12 | <li> |
| 13 | <a href="#GW51xx">GW51xx</a> |
| 14 | <ol> |
| 15 | <li> |
| 16 | <a href="#RevisionA">Revision A</a> |
| 17 | </li> |
| 18 | <li> |
| 19 | <a href="#RevisionB">Revision B</a> |
| 20 | </li> |
| 21 | <li> |
| 22 | <a href="#RevisionB.1">Revision B.1</a> |
| 23 | </li> |
| 24 | <li> |
| 25 | <a href="#RevisionC">Revision C</a> |
| 26 | </li> |
| 27 | <li> |
| 28 | <a href="#RevisionD">Revision D</a> |
| 29 | </li> |
| 30 | <li> |
| 31 | <a href="#RevisionE.1">Revision E.1</a> |
| 32 | </li> |
| 33 | <li> |
| 34 | <a href="#RevisionF">Revision F</a> |
| 35 | </li> |
| 36 | </ol> |
| 37 | </li> |
| 38 | <li> |
| 39 | <a href="#GW520x">GW520x</a> |
| 40 | <ol> |
| 41 | <li> |
| 42 | <a href="#RevisionA1">Revision A</a> |
| 43 | </li> |
| 44 | <li> |
| 45 | <a href="#RevisionA.1">Revision A.1</a> |
| 46 | </li> |
| 47 | <li> |
| 48 | <a href="#RevisionB.11">Revision B.1</a> |
| 49 | </li> |
| 50 | <li> |
| 51 | <a href="#RevisionC.1">Revision C.1</a> |
| 52 | </li> |
| 53 | <li> |
| 54 | <a href="#RevisionC.2">Revision C.2</a> |
| 55 | </li> |
| 56 | <li> |
| 57 | <a href="#RevisionD1">Revision D</a> |
| 58 | </li> |
| 59 | </ol> |
| 60 | </li> |
| 61 | <li> |
| 62 | <a href="#GW522x">GW522x</a> |
| 63 | <ol> |
| 64 | <li> |
| 65 | <a href="#RevisionA2">Revision A</a> |
| 66 | </li> |
| 67 | <li> |
| 68 | <a href="#RevisionA.11">Revision A.1</a> |
| 69 | </li> |
| 70 | <li> |
| 71 | <a href="#RevisionB1">Revision B</a> |
| 72 | </li> |
| 73 | <li> |
| 74 | <a href="#RevisionC1">Revision C</a> |
| 75 | </li> |
| 76 | <li> |
| 77 | <a href="#RevisionD2">Revision D</a> |
| 78 | </li> |
| 79 | <li> |
| 80 | <a href="#RevisionD.1">Revision D.1</a> |
| 81 | </li> |
| 82 | </ol> |
| 83 | </li> |
| 84 | <li> |
| 85 | <a href="#GW53xx">GW53xx</a> |
| 86 | <ol> |
| 87 | <li> |
| 88 | <a href="#RevisionA3">Revision A</a> |
| 89 | </li> |
| 90 | <li> |
| 91 | <a href="#RevisionA.12">Revision A.1</a> |
| 92 | </li> |
| 93 | <li> |
| 94 | <a href="#RevisionB2">Revision B</a> |
| 95 | </li> |
| 96 | <li> |
| 97 | <a href="#RevisionC2">Revision C</a> |
| 98 | </li> |
| 99 | <li> |
| 100 | <a href="#RevisionD3">Revision D</a> |
| 101 | </li> |
| 102 | <li> |
| 103 | <a href="#RevisionE">Revision E</a> |
| 104 | </li> |
| 105 | <li> |
| 106 | <a href="#RevisionF1">Revision F</a> |
| 107 | </li> |
| 108 | </ol> |
| 109 | </li> |
| 110 | <li> |
| 111 | <a href="#GW54xx">GW54xx</a> |
| 112 | <ol> |
| 113 | <li> |
| 114 | <a href="#RevisionB3">Revision B</a> |
| 115 | </li> |
| 116 | <li> |
| 117 | <a href="#RevisionC3">Revision C</a> |
| 118 | </li> |
| 119 | <li> |
| 120 | <a href="#RevisionD4">Revision D</a> |
| 121 | </li> |
| 122 | <li> |
| 123 | <a href="#RevisionE1">Revision E</a> |
| 124 | </li> |
| 125 | <li> |
| 126 | <a href="#RevisionE.11">Revision E.1</a> |
| 127 | </li> |
| 128 | <li> |
| 129 | <a href="#RevisionF2">Revision F</a> |
| 130 | </li> |
| 131 | </ol> |
| 132 | </li> |
| 133 | <li> |
| 134 | <a href="#GW551x">GW551x</a> |
| 135 | <ol> |
| 136 | <li> |
| 137 | <a href="#RevisionA.13">Revision A.1</a> |
| 138 | </li> |
| 139 | <li> |
| 140 | <a href="#RevisionB4">Revision B</a> |
| 141 | </li> |
| 142 | <li> |
| 143 | <a href="#RevisionC4">Revision C</a> |
| 144 | </li> |
| 145 | <li> |
| 146 | <a href="#RevisionC.11">Revision C.1</a> |
| 147 | </li> |
| 148 | <li> |
| 149 | <a href="#RevisionD5">Revision D</a> |
| 150 | </li> |
| 151 | </ol> |
| 152 | </li> |
| 153 | <li> |
| 154 | <a href="#GW552x">GW552x</a> |
| 155 | <ol> |
| 156 | <li> |
| 157 | <a href="#RevisionA.2">Revision A.2</a> |
| 158 | </li> |
| 159 | <li> |
| 160 | <a href="#RevisionB5">Revision B</a> |
| 161 | </li> |
| 162 | <li> |
| 163 | <a href="#RevisionC5">Revision C</a> |
| 164 | </li> |
| 165 | <li> |
| 166 | <a href="#RevisionC.12">Revision C.1</a> |
| 167 | </li> |
| 168 | </ol> |
| 169 | </li> |
| 170 | <li> |
| 171 | <a href="#GW553x">GW553x</a> |
| 172 | <ol> |
| 173 | <li> |
| 174 | <a href="#RevisionB6">Revision B</a> |
| 175 | </li> |
| 176 | </ol> |
| 177 | </li> |
| 178 | </ol> |
| 179 | </li> |
| 180 | <li> |
| 181 | <a href="#LagunaFamily">Laguna Family</a> |
| 182 | <ol> |
| 183 | <li> |
| 184 | <a href="#GW2388">GW2388</a> |
| 185 | </li> |
| 186 | </ol> |
| 187 | </li> |
| 188 | <li> |
| 189 | <a href="#OtherSBCFamilies">Other SBC Families</a> |
| 190 | </li> |
| 191 | </ol> |
| 192 | </div><p> |
| 193 | </p> |
| 194 | <p> |
| 195 | This page is to describe the difference between hardware revisions. |
| 196 | </p> |
| 197 | <h1 id="VentanaFamily">Ventana Family</h1> |
| 198 | <h2 id="GW51xx">GW51xx</h2> |
| 199 | <h3 id="RevisionA">Revision A</h3> |
| 200 | <p> |
| 201 | Date: 04/19/2013 |
| 202 | </p> |
| 203 | <ul><li>Initial release |
| 204 | </li></ul><h3 id="RevisionB">Revision B</h3> |
| 205 | <p> |
| 206 | Date: 09/17/2013 |
| 207 | </p> |
| 208 | <ul><li>Add VDD_HIGH to GSC analog input for voltage monitoring |
| 209 | </li><li>Select GPS 4800 baud NMEA protocol by default |
| 210 | </li><li>Reduce voltage drop for USB OTG VBUS |
| 211 | </li><li>Adjust 5V boost converter feedback resistors for more accurate 5V |
| 212 | </li><li>Add i.MX6 GPIO control of mini-PCIe <a class="missing wiki">WiFi?</a> disable |
| 213 | </li><li>Move mounting holes to match other Ventana boards |
| 214 | </li><li>Improve HDMI and OTG connectors footprints |
| 215 | </li><li>Modify JTAG route from a star to a daisy chain topology |
| 216 | </li></ul><h3 id="RevisionB.1">Revision B.1</h3> |
| 217 | <p> |
| 218 | Date: 11/08/2013 |
| 219 | </p> |
| 220 | <ul><li>Eliminate possible high input voltage on the switching supply enable input by removing unnecessary R34 pullup |
| 221 | </li></ul><h3 id="RevisionC">Revision C</h3> |
| 222 | <p> |
| 223 | Date: 09/04/2014 |
| 224 | </p> |
| 225 | <ul><li>Add diode to prevent power backfeed when board is powered off and a USB cable is plugged in to a powered host (see <a class="wiki" href="/wiki/ventana/errata#hw8">Errata HW8</a>) |
| 226 | </li><li>Connect GPS PPS signal to reserved pin 49 on Mini-PCIe socket through unloaded configuration resistor |
| 227 | </li><li>Change GSC VDD_HIGH connection to include a divide-by-two resistive divider since voltage exceeds analog-to-digital converter 2.5V reference |
| 228 | </li><li>Add GSC analog input option to DIO |
| 229 | </li><li>Replace U15 input power supply to increase operating voltage range and improved manufacturability |
| 230 | </li><li>Ground RTC XTAL input to eliminate noise causing pre-mature watchdog resets (see <a class="wiki" href="/wiki/ventana/errata#hw7">Errata HW7</a>) |
| 231 | </li></ul><p> |
| 232 | |
| 233 | </p> |
| 234 | <h3 id="RevisionD">Revision D</h3> |
| 235 | <p> |
| 236 | Date: 03/05/2015 |
| 237 | </p> |
| 238 | <ul><li>Add optional 3.3V primary power supply bypass connector to power the board with well regulated 3.3V +/-5% input |
| 239 | </li><li>Move watchdog timer from WDOG2_B to WDOG1_B for mainstream Linux support |
| 240 | </li><li>Add 32.768KHz crystal to processor real time clock for increased watchdog timer and Linux time of day accuracy |
| 241 | </li><li>Reduce PORJ pullup resistor value for faster rise time |
| 242 | </li><li>Improve inductor footprints for improved manufacturability |
| 243 | </li></ul><h3 id="RevisionE.1">Revision E.1</h3> |
| 244 | <p> |
| 245 | Date: 12/23/2015 |
| 246 | </p> |
| 247 | <ul><li>Add series resistor between battery positive and reverse current diode for UL two level protection |
| 248 | </li><li>Reduce PCIe clock jitter to GEN2 levels by adding a clock generator providing the CPU and PCIe socket clock input (see <a class="wiki" href="/wiki/ventana/errata#hw14">Errata HW14</a>) |
| 249 | </li><li>Add processor external watchdog support by connecting WDOG_B to PMIC PWRON input |
| 250 | </li></ul><h3 id="RevisionF">Revision F</h3> |
| 251 | <p> |
| 252 | Date: 10/17/2016: |
| 253 | </p> |
| 254 | <ul><li>Reduce emissions / EMI on RGMII clock signal with 22 ohm series resistor |
| 255 | </li><li>Replaced GbE crystal for increased lifespan |
| 256 | </li></ul><h2 id="GW520x">GW520x</h2> |
| 257 | <h3 id="RevisionA1">Revision A</h3> |
| 258 | <p> |
| 259 | Date: 10/18/2013 |
| 260 | </p> |
| 261 | <ul><li>Initial Release |
| 262 | </li></ul><h3 id="RevisionA.1">Revision A.1</h3> |
| 263 | <p> |
| 264 | Date: 10/18/2013 |
| 265 | </p> |
| 266 | <ul><li>Replace decoupling capacitors on the clock buffer input with series resistors for improved PCIe clock performance. |
| 267 | </li></ul><h3 id="RevisionB.11">Revision B.1</h3> |
| 268 | <p> |
| 269 | Date: 1/30/2014 |
| 270 | </p> |
| 271 | <ul><li>Add WiFi disable signal to all Mini-PCIe sockets through zero ohm resistors |
| 272 | </li><li>Add optional load JST 1x2x2mm connector under the pushbutton switch |
| 273 | </li><li>Add ability to route USB OTG to miniPCIe socket instead of front-panel via GPIO |
| 274 | </li><li>Replace 2-pin tamper switch connector with 3-pin connector to support CAN Bus, RS485, TTL serial and tamper switch option |
| 275 | </li><li>Add optional CAN Bus transceiver |
| 276 | </li><li>Add optional RS485 transceiver |
| 277 | </li><li>Add optional TTL serial bypass resistors |
| 278 | </li><li>Add option for 3.3V and 5V power to one pin of the digital I/O connector through unloaded configuration resistors |
| 279 | </li></ul><h3 id="RevisionC.1">Revision C.1</h3> |
| 280 | <p> |
| 281 | Date: 3/31/2015 |
| 282 | </p> |
| 283 | <ul><li>Replace obsolete J2 uSD/SIM socket with functionally equivalent socket |
| 284 | </li><li>Replace 3.3V TVS arrays with 2.5V arrays for improved protection |
| 285 | </li><li>Add 3.3V voltage translator to both 2.5V PCISKTx_RSTJ signals for increased voltage margin |
| 286 | </li><li>Remove capacitor on tamper switch input to reduce switch debounce time constant |
| 287 | </li><li>Add Schottky diode to USB_H1_VBUS net to prevent i.MX6 backfeed when board is powered off and active USB cable is plugged in |
| 288 | </li><li>Connect I2C3 bus to the digital I/O connector through unloaded configuration resistors |
| 289 | </li><li>Connect GPS PPS signal to reserved pin on both Mini-PCIe sockets through unloaded configuration resistors |
| 290 | </li><li>Add changes to support SOM application, (a) add CAN bus transceiver bypass resistors, (b) add RS232 transceiver bypass resistors, (c) add connector under uSD/SIM socket to support SD, USB, battery voltage, and reset, (d) add 2-pin power input connector |
| 291 | </li><li>Add "USB" to PCIe socket silkscreen for clarification |
| 292 | </li></ul><h3 id="RevisionC.2">Revision C.2</h3> |
| 293 | <p> |
| 294 | Date: 4/3/2015 |
| 295 | </p> |
| 296 | <ul><li>Add 100 ohm differential PCIe clock termination resistor for improved PCIe clock compliance. |
| 297 | </li></ul><h3 id="RevisionD1">Revision D</h3> |
| 298 | <p> |
| 299 | Date: 2/18/2016 |
| 300 | </p> |
| 301 | <ul><li>Move watchdog timer from WDOG2_B to WDOG1_B for mainstream Linux support |
| 302 | </li><li>Add 32.768KHz crystal to processor real time clock for increased watchdog timer and Linux time of day accuracy |
| 303 | </li><li>Replace audio codec logic ground connection with two zero ohm configuration resistors for connecting to analog ground by default audio connector J11.5 as an option |
| 304 | </li><li>Add optional GSC analog input to J4.1 connector through divide by two configuration resistors unloading the series resistor for backwards compatibility |
| 305 | </li><li>Add optional 4-pin friction latching connector for micro-B OTG connector |
| 306 | </li><li>Add optional OTG ID pulldown resistor to configure OTG port for host operation when optional 4-pin connector is loaded |
| 307 | </li><li>Reduce PORJ pullup resistor value for faster rise time |
| 308 | </li><li>Add series resistor between battery positive and reverse current diode for UL two level protection |
| 309 | </li><li>Add processor watchdog support by connecting WDOG_B to PMIC PWRON input |
| 310 | </li><li>Add support for UHS-1 MMC cards to run at their full speed capability |
| 311 | </li><li>Reduce PCIe clock jitter to GEN2 levels by replacing clock buffer with clock generator and connecting clock output back to processor PCIe clock input |
| 312 | </li><li>Replace RGMII_TXCLK series resistor with 22.1 ohm device and add second 22.1 series resistor to RGMII_RXCLK to reduce radiated emissions |
| 313 | </li><li>Improve processor core voltage rails by adding on 22uF capacitor to both VDD_ARM and VDD_SOC and widening copper fills |
| 314 | </li><li>Update SIM/uSD socket footprint and move 0.2mm closer to board edge for improved manufacturing |
| 315 | </li><li>Move USB signals away from SIM/uSD mounting tab slot to improve fabrication processes |
| 316 | </li></ul><h2 id="GW522x">GW522x</h2> |
| 317 | <h3 id="RevisionA2">Revision A</h3> |
| 318 | <p> |
| 319 | Date: 01/29/2015 |
| 320 | </p> |
| 321 | <ul><li>Initial release |
| 322 | </li></ul><h3 id="RevisionA.11">Revision A.1</h3> |
| 323 | <p> |
| 324 | Date: 04/21/2015 |
| 325 | </p> |
| 326 | <ul><li>Improve PCIe clock termination |
| 327 | </li></ul><h3 id="RevisionB1">Revision B</h3> |
| 328 | <p> |
| 329 | Date: 04/29/2015 |
| 330 | </p> |
| 331 | <ul><li>Reduce PORJ pullup resistor value for faster rise time |
| 332 | </li><li>Improve PCIe clock termination |
| 333 | </li><li>Add processor watchdog support by connecting WDOG_B to PMIC PWRON input (see <a class="wiki" href="/wiki/ventana/errata#hw12">Errata HW12</a>) |
| 334 | </li><li>Add support for UHS-1 MMC cards to run at their full speed capability (see <a class="wiki" href="/wiki/ventana/errata#hw16">Errata HW16</a>) |
| 335 | </li><li>Correct the SPI connector bottom side silkscreen pin labels |
| 336 | </li></ul><h3 id="RevisionC1">Revision C</h3> |
| 337 | <p> |
| 338 | Date: 07/22/2015 |
| 339 | </p> |
| 340 | <ul><li>Add series resistor between battery positive and reverse current diode for UL two level protection |
| 341 | </li><li>Reduce PCIe clock jitter to GEN2 levels by replacing clock buffer with clock generator and connecting clock output back to processor PCIe clock input (see <a class="wiki" href="/wiki/ventana/errata#hw14">Errata HW14</a>) |
| 342 | </li><li>Replace RGMII_TXCLK series resistor with 22.1 ohm device and add second 22.1 series resistor to RGMII_RXCLK to reduce radiated emissions |
| 343 | </li><li>Add optional 3.3V primary power supply bypass connector to power the board with well regulated 3.3V +/-5% input |
| 344 | </li><li>Improve processor core voltage rails by adding on 22uF capacitor to both VDD_ARM and VDD_SOC and widening copper fills |
| 345 | </li></ul><h3 id="RevisionD2">Revision D</h3> |
| 346 | <p> |
| 347 | Date: 01/04/2017: |
| 348 | </p> |
| 349 | <ul><li>Add wide range linear regulator for powering the GSC battery from the input voltage when board power is turned off to extend battery life |
| 350 | </li><li>Add option for external GSC battery connector |
| 351 | </li><li>Replaced GbE crystal for increased lifespan |
| 352 | </li></ul><h3 id="RevisionD.1">Revision D.1</h3> |
| 353 | <p> |
| 354 | Date: 01/06/2017: |
| 355 | </p> |
| 356 | <ul><li>Add LDO output capacitor. |
| 357 | </li></ul><h2 id="GW53xx">GW53xx</h2> |
| 358 | <h3 id="RevisionA3">Revision A</h3> |
| 359 | <p> |
| 360 | Date: 12/17/2013 |
| 361 | </p> |
| 362 | <ul><li>Initial revision |
| 363 | </li></ul><h3 id="RevisionA.12">Revision A.1</h3> |
| 364 | <p> |
| 365 | Date: 12/17/2013 |
| 366 | </p> |
| 367 | <ul><li>Replace decoupling capacitors on the clock buffer input with series resistors for improved PCIe clock performance |
| 368 | </li></ul><h3 id="RevisionB2">Revision B</h3> |
| 369 | <p> |
| 370 | Date: 12/05/2013 |
| 371 | </p> |
| 372 | <ul><li>Add resistor load option for I2C support via DIO connector |
| 373 | </li></ul><h3 id="RevisionC2">Revision C</h3> |
| 374 | <p> |
| 375 | Date: 07/29/2015 |
| 376 | </p> |
| 377 | <ul><li>Replace obsolete J2 uSD/SIM socket with functionally equivalent socket |
| 378 | </li><li>Improved RJ45 TVS arrays |
| 379 | </li><li>Add 3.3V voltage translator to 2.5V PCISKTx_RSTJ signals for increased voltage margin |
| 380 | </li><li>Remove capacitor on tamper switch input to reduce switch debounce time constant (see <a class="wiki" href="/wiki/ventana/errata#hw4">Errata HW4</a>) |
| 381 | </li><li>Add Schottky diode to USB_H1_VBUS net to prevent i.MX6 backfeed when board is powered off and active USB cable is plugged in (see <a class="wiki" href="/wiki/ventana/errata#hw8">Errata HW8</a>) |
| 382 | </li><li>Connect GPS PPS signal to reserved pin on both Mini-PCIe sockets pin 49 through unloaded configuration resistors |
| 383 | </li><li>Add optional GSC analog input to J10.4 connector through divide by two configuration resistors unloading the series resistor for backwards compatibility |
| 384 | </li><li>Increase USB boost converter power to 1.6A max current (see <a class="wiki" href="/wiki/ventana/errata#hw6">Errata HW6</a>) |
| 385 | </li></ul><h3 id="RevisionD3">Revision D</h3> |
| 386 | <p> |
| 387 | Date: 10/10/2014 |
| 388 | </p> |
| 389 | <ul><li>Move watchdog timer from WDOG2_B to WDOG1_B for mainstream Linux support |
| 390 | </li><li>Add 32.768KHz crystal to processor real time clock for increased watchdog timer and Linux time of day accuracy |
| 391 | </li><li>Replace audio codec logic ground connection with two zero ohm configuration resistors for connecting to analog ground by default and audio connector as an option |
| 392 | </li><li>Add option to bypass CAN bus transceiver to provide additional TTL UARt |
| 393 | </li><li>Add option to bypass RS232 transceiver |
| 394 | </li></ul><h3 id="RevisionE">Revision E</h3> |
| 395 | <p> |
| 396 | Date: 03/31/2015 |
| 397 | </p> |
| 398 | <ul><li>Reduce PORJ pullup resistor value for faster rise time |
| 399 | </li><li>Improve processor core voltage rails by adding on 22uF capacitor to both VDD_ARM and VDD_SOC and widening copper fills |
| 400 | </li><li>Reduce PCIe clock jitter to GEN2 levels by replacing clock buffer with clock generator and connecting clock output back to processor PCIe clock input (see <a class="wiki" href="/wiki/ventana/errata#hw14">Errata HW14</a>) |
| 401 | </li><li>Add processor external watchdog support by connecting WDOG_B to PMIC PWRON input |
| 402 | </li><li>Add support for UHS-1 MMC cards to run at their full speed capability (see <a class="wiki" href="/wiki/ventana/errata#hw16">Errata HW16</a>) |
| 403 | </li></ul><h3 id="RevisionF1">Revision F</h3> |
| 404 | <ul><li>Improve 5V Boost Supply for powering CAN, HDMI, and LVDS. (see Resolves <a class="wiki" href="/wiki/ventana/errata#HW18GW53xx-CDE5Vinrushcurrentlimitedat100mA">Errata HW18</a> |
| 405 | </li><li>Reduce emissions / EMI on RGMII clock signal with 22 ohm series resistor |
| 406 | </li><li>Improve voltage rails with larger traces and capacitors for greater stability when operating in LDO-Bypass mode |
| 407 | </li><li>Improve USB host connector durability |
| 408 | </li></ul><h2 id="GW54xx">GW54xx</h2> |
| 409 | <h3 id="RevisionB3">Revision B</h3> |
| 410 | <p> |
| 411 | Date: 03/14/2013 |
| 412 | </p> |
| 413 | <ul><li>Initial Revision |
| 414 | </li></ul><h3 id="RevisionC3">Revision C</h3> |
| 415 | <p> |
| 416 | Date: 07/16/2013 |
| 417 | </p> |
| 418 | <ul><li>Add optional 3.3V primary power supply bypass connector to power the board with well regulated 3.3V +/-5% input |
| 419 | </li><li>Fix Analog Video input functionality (see <a class="wiki" href="/wiki/ventana/errata#hw1">Errata HW1</a>) |
| 420 | </li><li>Fix GPS Antenna Short Protection (see <a class="wiki" href="/wiki/ventana/errata#hw2">Errata HW2</a>) |
| 421 | </li><li>Replace MMA8451 accelerometer with FXOS8700 accelerometer/magnetometer |
| 422 | </li><li>Replace GSP with Wi2Wi Wi2Wi W2SG0008i for improved functionality |
| 423 | </li><li>Replace UART handshake with additional UART tx/rx and made previous hardware handshaking a resistor loading option |
| 424 | </li></ul><h3 id="RevisionD4">Revision D</h3> |
| 425 | <p> |
| 426 | Date: 01/13/2014 |
| 427 | </p> |
| 428 | <ul><li>Add optional serial console bypass to the RS485 connector |
| 429 | </li><li>Add PoE diodes to second Ethernet connector for increased functionality |
| 430 | </li><li>Add i.MX6 GPIO control of mini-PCIe <a class="missing wiki">WiFi?</a> disable |
| 431 | </li><li>Add installed SIM card outline to silkscreen for ease of use |
| 432 | </li></ul><h3 id="RevisionE1">Revision E</h3> |
| 433 | <p> |
| 434 | Date: 6/28/2016: |
| 435 | </p> |
| 436 | <ul><li>Add diode to prevent power backfeed when board is powered off and a USB cable is plugged in to a powered host (see <a class="wiki" href="/wiki/ventana/errata#hw8">Errata HW8</a>) |
| 437 | </li><li>Connect GPS PPS signal to reserved pin 49 of J9 (Top right) and J10 (Bottomr left/center) Mini-PCIe sockets through unloaded configuration resistors as a build option |
| 438 | </li><li>Add 3.3V voltage translator to miniPCIe socket PERST# signals for increased voltage margin |
| 439 | </li><li>Unload capacitor C473 to resolve issue with off-board tamper signal (see <a class="wiki" href="/wiki/ventana/errata#hw4">Errata HW4</a>) |
| 440 | </li><li>Add 32.768KHz crystal to processor real time clock for increased watchdog timer and Linux time of day accuracy |
| 441 | </li><li>Add ability to bypass CAN transceiver through loadable resistors |
| 442 | </li><li>Add ability to bypass UART2 RS232 transceiver through loadable resistors |
| 443 | </li><li>Improved GPS Antenna short circuit fault monitoring by lowering trip threshold to allow for higher power active antennas |
| 444 | </li><li>Replace audio codec logic ground connection with two zero ohm configuration resistors for connecting to analog ground by default audio connector J28.5 as an option |
| 445 | </li><li>Add 0 to 5V GSC analog input available via 3-byte register at 0x1A to previously unused J27.4 connector |
| 446 | </li><li>Add resistor loading option to provide 3.3V to J16.3 |
| 447 | </li><li>Add resistor loading option to provide 5.0V to J16.4 |
| 448 | </li><li>Add series resistor between battery positive and reverse current diode for UL two level protection |
| 449 | </li><li>Add processor watchdog support by connecting WDOG2_B to PMIC PWRON input (see <a class="wiki" href="/wiki/ventana/errata#hw12">Errata HW12</a>) |
| 450 | </li><li>Reduce PCIe clock jitter to GEN2 levels by routing clock generator output back to processor PCIe clock input (see <a class="wiki" href="/wiki/ventana/errata#hw14">Errata HW14</a>) |
| 451 | </li><li>Add support for UHS-1 MMC cards to run at their full speed capability (see <a class="wiki" href="/wiki/ventana/errata#hw16">Errata HW16</a>) |
| 452 | </li><li>Add a reset generator to improve signalling during board reset |
| 453 | </li><li>Improve processor core voltage rails by adding on 22uF capacitor to both VDD_ARM and VDD_SOC and widening copper fills for greater stability when operating in LDO-Bypass mode as well as supporting higher frequency processors |
| 454 | </li><li>Reduce emissions / EMI on RGMII clock signal with 22 ohm series resistor |
| 455 | </li><li>Improve USB host connector durability |
| 456 | </li><li>Add SPI support via J32 ((ECSPI2 SS0) (see <a class="wiki" href="/wiki/SPI">SPI</a>)) |
| 457 | </li></ul><h3 id="RevisionE.11">Revision E.1</h3> |
| 458 | <p> |
| 459 | Date: 6/29/2016: |
| 460 | </p> |
| 461 | <ul><li>Increase VDD_1P8 current flow with soldered wire |
| 462 | </li></ul><h3 id="RevisionF2">Revision F</h3> |
| 463 | <p> |
| 464 | Date: 11/01/2016: |
| 465 | </p> |
| 466 | <ul><li>Increase VDD_1P8 trace width to remove need for wire from Revision E.1 |
| 467 | </li></ul><h2 id="GW551x">GW551x</h2> |
| 468 | <h3 id="RevisionA.13">Revision A.1</h3> |
| 469 | <p> |
| 470 | Date: 01/08/2015 |
| 471 | </p> |
| 472 | <ul><li>Initial release |
| 473 | </li></ul><h3 id="RevisionB4">Revision B</h3> |
| 474 | <p> |
| 475 | Date: 02/18/2015 |
| 476 | </p> |
| 477 | <ul><li>Move passives further from mounting holes |
| 478 | </li><li>Increase spacing between the HDMI input and HDMI output connectors |
| 479 | </li><li>Reduce PORJ pullup resistor value for faster rise time |
| 480 | </li><li>Improve HDMI video input to allow YUV422 semi-planar input allowing 1080p@60Hz (see <a class="wiki" href="/wiki/ventana/errata#hw9">Errata HW9</a>) |
| 481 | </li><li>Fix USB OTG device mode (see <a class="wiki" href="/wiki/ventana/errata#hw10">Errata HW10</a>) |
| 482 | </li></ul><h3 id="RevisionC4">Revision C</h3> |
| 483 | <p> |
| 484 | Date: 10/06/2016: |
| 485 | </p> |
| 486 | <ul><li>Add series resistor between battery positive and reverse current diode for UL two level protection |
| 487 | </li><li>Add processor external watchdog support by connecting WDOG_B to PMIC PWRON input (see [<a class="wiki" href="/wiki/ventana/errata#hw12">wiki:ventana/errata#hw12</a> Errata HW12) |
| 488 | </li><li>Reduce PCIe clock jitter to GEN2 levels by adding a clock generator providing the CPU and PCIe socket clock input (see <a class="wiki" href="/wiki/ventana/errata#hw14">Errata HW14</a>) |
| 489 | </li><li>Adjust processor drive on CPU crystal for increased lifespan |
| 490 | </li><li>Improve processor core voltage rails by adding on 22uF capacitor to both VDD_ARM and VDD_SOC and widening copper fills |
| 491 | </li></ul><h3 id="RevisionC.11">Revision C.1</h3> |
| 492 | <p> |
| 493 | Date: 02/10/2017: |
| 494 | </p> |
| 495 | <ul><li>Fix HS/CLK on HDMI Input |
| 496 | </li></ul><h3 id="RevisionD5">Revision D</h3> |
| 497 | <p> |
| 498 | Date: 03/02/2017: |
| 499 | </p> |
| 500 | <ul><li>Fix YUV422 semi-planar HDMI input to support 1080p60 |
| 501 | </li></ul><h2 id="GW552x">GW552x</h2> |
| 502 | <h3 id="RevisionA.2">Revision A.2</h3> |
| 503 | <p> |
| 504 | Date: 11/19/2014 |
| 505 | </p> |
| 506 | <ul><li>Initial release |
| 507 | </li></ul><h3 id="RevisionB5">Revision B</h3> |
| 508 | <p> |
| 509 | Date: 07/29/2015 |
| 510 | </p> |
| 511 | <ul><li>Add diode to prevent power backfeed when board is powered off and a USB cable is plugged in to a powered host (see <a class="wiki" href="/wiki/ventana/errata#hw8">Errata HW8</a>) |
| 512 | </li><li>Add 3.3V voltage translator to 2.5V PCISKTx_RSTJ signals for increased voltage margin |
| 513 | </li><li>Move watchdog timer from WDOG2_B to WDOG1_B for mainstream Linux support |
| 514 | </li><li>Add 32.768KHz crystal to processor real time clock for increased watchdog timer and Linux time of day accuracy |
| 515 | </li><li>move barrel jack to the opposite side of the power supply to eliminate interface between HDMI and barrel jack mating connectors |
| 516 | </li><li>add software controllable USB switch to configure one of the panel USB ports for either host or device |
| 517 | </li></ul><h3 id="RevisionC5">Revision C</h3> |
| 518 | <p> |
| 519 | Date: 03/29/2016 |
| 520 | </p> |
| 521 | <ul><li>Reduce PORJ pullup resistor value for faster rise time |
| 522 | </li><li>Add series resistor between battery positive and reverse current diode for UL two level protection |
| 523 | </li><li>Adjust processor drive on CPU crystal for increased lifespan |
| 524 | </li><li>Improve processor core voltage rails by adding on 22uF capacitor to both VDD_ARM and VDD_SOC and widening copper fills |
| 525 | </li><li>Add processor external watchdog support by connecting WDOG_B to PMIC PWRON input |
| 526 | </li><li>Reduce PCIe clock jitter to GEN2 levels by adding a clock generator providing the CPU and PCIe socket clock input (see <a class="wiki" href="/wiki/ventana/errata#hw14">Errata HW14</a>) |
| 527 | </li><li>Add resistor load option for SPI support via J8 ((ECSPI3 J8.1:SS0# J8.2:SCLK, J8.17:MOSI, J8.18:MISO see <a class="wiki" href="/wiki/SPI">SPI</a>)) |
| 528 | </li><li>Add resistor load option for I2C support via J8 ((I2C3: J8.17:SCL, J8.18:SDA)) |
| 529 | </li><li>Move battery to reduce heat impact on it's lifespan |
| 530 | </li><li>Replace J8 10pin connector with 20pin connector |
| 531 | </li></ul><h3 id="RevisionC.12">Revision C.1</h3> |
| 532 | <p> |
| 533 | Date: 10/18/2016 |
| 534 | </p> |
| 535 | <ul><li>Replace J8 20pin connector with 10pin connector (20pin connector available as option) |
| 536 | </li></ul><h2 id="GW553x">GW553x</h2> |
| 537 | <h3 id="RevisionB6">Revision B</h3> |
| 538 | <p> |
| 539 | Date: 08/30/2016 |
| 540 | </p> |
| 541 | <ul><li>Add processor external watchdog support by connecting WDOG_B to PMIC PWRON input |
| 542 | </li><li>Replace 2-pin connector with reset switch for standard product (2-pin connector is optional) |
| 543 | </li><li>Replace 2-pin connector with user LED (2-pin connector is optional) |
| 544 | </li></ul><h1 id="LagunaFamily">Laguna Family</h1> |
| 545 | <h2 id="GW2388">GW2388</h2> |
| 546 | <p> |
| 547 | Please see <a class="ext-link" href="http://www.gateworks.com/usermanuals"><span class="icon"></span>GW2388 User Manual</a> and view revision notes at the end. |
| 548 | </p> |
| 549 | <p> |
| 550 | Please contact support |
| 551 | </p> |
| 552 | <h1 id="OtherSBCFamilies">Other SBC Families</h1> |
| 553 | <p> |
| 554 | Please contact support |
| 555 | </p> |
4 | | This page is to describe the difference between hardware revisions. |
5 | | |
6 | | = Ventana Family = |
7 | | |
8 | | == GW51xx == |
9 | | |
10 | | == GW520x == |
11 | | === Revision A === |
12 | | Date: 10/18/2013 |
13 | | |
14 | | * Initial Release |
15 | | |
16 | | === Revision A.1 === |
17 | | Date: 10/18/2013 |
18 | | * Replace decoupling capacitors on the clock buffer input with series resistors for improved PCIe clock performance. |
19 | | |
20 | | === Revision B.1 === |
21 | | Date: 1/30/2014 |
22 | | * Add !WiFi disable signal to all Mini-PCIe sockets through zero ohm resistors |
23 | | * Add optional load JST 1x2x2mm connector under the pushbutton switch |
24 | | * Add ability to route USB OTG to miniPCIe socket instead of front-panel via GPIO |
25 | | * Replace 2-pin tamper switch connector with 3-pin connector to support CAN Bus, RS485, TTL serial and tamper switch option |
26 | | * Add optional CAN Bus transceiver |
27 | | * Add optional RS485 transceiver |
28 | | * Add optional TTL serial bypass resistors |
29 | | * Add option for 3.3V and 5V power to one pin of the digital I/O connector through unloaded configuration resistors |
30 | | |
31 | | === Revision C.1 === |
32 | | Date: 3/31/2015 |
33 | | * Replace obsolete J2 uSD/SIM socket with functionally equivalent socket |
34 | | * Replace 3.3V TVS arrays with 2.5V arrays for improved protection |
35 | | * Add 3.3V voltage translator to both 2.5V PCISKTx_RSTJ signals for increased voltage margin |
36 | | * Remove capacitor on tamper switch input to reduce switch debounce time constant |
37 | | * Add Schottky diode to USB_H1_VBUS net to prevent i.MX6 backfeed when board is powered off and active USB cable is plugged in |
38 | | * Connect I2C3 bus to the digital I/O connector through unloaded configuration resistors |
39 | | * Connect GPS PPS signal to reserved pin on both Mini-PCIe sockets through unloaded configuration resistors |
40 | | * Add changes to support SOM application, (a) add CAN bus transceiver bypass resistors, (b) add RS232 transceiver bypass resistors, (c) add connector under uSD/SIM socket to support SD, USB, battery voltage, and reset, (d) add 2-pin power input connector |
41 | | * Add "USB" to PCIe socket silkscreen for clarification |
42 | | |
43 | | === Revision C.2 === |
44 | | Date: 4/3/2015 |
45 | | * Add 100 ohm differential PCIe clock termination resistor for improved PCIe clock compliance. |
46 | | |
47 | | === Revision D === |
48 | | Date: 2/18/2016 |
49 | | * Move watchdog timer from WDOG2_B to WDOG1_B for mainstream Linux support |
50 | | * Add 32.768KHz crystal to processor real time clock for increased watchdog timer and Linux time of day accuracy |
51 | | * Replace audio codec logic ground connection with two zero ohm configuration resistors for connecting to analog ground by default audio connector J11.5 as an option |
52 | | * Add optional GSC analog input to J4.1 connector through divide by two configuration resistors unloading the series resistor for backwards compatibility |
53 | | * Add optional 4-pin friction latching connector for micro-B OTG connector |
54 | | * Add optional OTG ID pulldown resistor to configure OTG port for host operation when optional 4-pin connector is loaded |
55 | | * Reduce PORJ pullup resistor value for faster rise time |
56 | | * Add series resistor between battery positive and reverse current diode for UL two level protection |
57 | | * Add processor watchdog support by connecting WDOG_B to PMIC PWRON input |
58 | | * Add support for UHS-1 MMC cards to run at their full speed capability |
59 | | * Reduce PCIe clock jitter to GEN2 levels by replacing clock buffer with clock generator and connecting clock output back to processor PCIe clock input |
60 | | * Replace RGMII_TXCLK series resistor with 22.1 ohm device and add second 22.1 series resistor to RGMII_RXCLK to reduce radiated emissions |
61 | | * Improve processor core voltage rails by adding on 22uF capacitor to both VDD_ARM and VDD_SOC and widening copper fills |
62 | | * Update SIM/uSD socket footprint and move 0.2mm closer to board edge for improved manufacturing |
63 | | * Move USB signals away from SIM/uSD mounting tab slot to improve fabrication processes |
64 | | |
65 | | |
66 | | |
67 | | == GW53xx == |
68 | | === Revision F === |
69 | | * Improve 5V Boost Supply for powering CAN, HDMI, and LVDS. (see Resolves [wiki:ventana/errata#HW18GW53xx-CDE5Vinrushcurrentlimitedat100mA Errata HW18] |
70 | | * Reduce emissions / EMI on RGMII clock signal with 22 ohm series resistor |
71 | | * Improve voltage rails with larger traces and capacitors for greater stability when operating in LDO-Bypass mode |
72 | | * Improve USB host connector durability |
73 | | |
74 | | == GW54xx == |
75 | | |
76 | | === Revision E === |
77 | | Date: 6/28/2016: |
78 | | * Add diode to prevent power backfeed when board is powered off and a USB cable is plugged in to a powered host (see [wiki:ventana/errata#hw8 Errata HW8]) |
79 | | * Connect GPS PPS signal to reserved pin 49 of J9 (Top right) and J10 (Bottomr left/center) Mini-PCIe sockets through unloaded configuration resistors as a build option |
80 | | * Add 3.3V voltage translator to miniPCIe socket PERST# signals for increased voltage margin |
81 | | * Unload capacitor C473 to resolve issue with off-board tamper signal (see [wiki:ventana/errata#hw4 Errata HW4]) |
82 | | * Add 32.768KHz crystal to processor real time clock for increased watchdog timer and Linux time of day accuracy |
83 | | * Add ability to bypass CAN transceiver through loadable resistors |
84 | | * Add ability to bypass UART2 RS232 transceiver through loadable resistors |
85 | | * Improved GPS Antenna short circuit fault monitoring by lowering trip threshold to allow for higher power active antennas |
86 | | * Replace audio codec logic ground connection with two zero ohm configuration resistors for connecting to analog ground by default audio connector J28.5 as an option |
87 | | * Add 0 to 5V GSC analog input available via 3-byte register at 0x1A to previously unused J27.4 connector |
88 | | * Add resistor loading option to provide 3.3V to J16.3 |
89 | | * Add resistor loading option to provide 5.0V to J16.4 |
90 | | * Add series resistor between battery positive and reverse current diode for UL two level protection |
91 | | * Add processor watchdog support by connecting WDOG2_B to PMIC PWRON input (see [wiki:ventana/errata#hw12 Errata HW12]) |
92 | | * Reduce PCIe clock jitter to GEN2 levels by routing clock generator output back to processor PCIe clock input (see [wiki:ventana/errata#hw14 Errata HW14]) |
93 | | * Add support for UHS-1 MMC cards to run at their full speed capability (see [wiki:ventana/errata#hw16 Errata HW16]) |
94 | | * Add a reset generator to improve signalling during board reset |
95 | | * Improve processor core voltage rails by adding on 22uF capacitor to both VDD_ARM and VDD_SOC and widening copper fills for greater stability when operating in LDO-Bypass mode as well as supporting higher frequency processors |
96 | | * Reduce emissions / EMI on RGMII clock signal with 22 ohm series resistor |
97 | | * Improve USB host connector durability |
98 | | * Add SPI support via J32 |
99 | | |
100 | | == GW551x == |
101 | | |
102 | | == GW552x == |
103 | | |
104 | | = Laguna Family = |
105 | | |
106 | | Please contact support |
107 | | |
108 | | = Other SBC Families = |
109 | | |
110 | | Please contact support |
| 557 | }}} |