<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">First ‘final’ v3.3 sample received (the one that also went to the certification lab):<div class=""><br class=""></div><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;" class=""><div class=""><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">rst:0xc (SW_CPU_RESET),boot:0x1b (SPI_FAST_FLASH_BOOT)</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">configsip: 0, SPIWP:0xee</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">mode:DIO, clock div:2</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">load:0x3fff0018,len:4</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">load:0x3fff001c,len:4796</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">load:0x40078000,len:0</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">load:0x40078000,len:14896</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">entry 0x40078d74</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1062) psram: This chip is ESP32-D0WD</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1062) spiram: Found 64MBit SPI RAM device</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1062) spiram: SPI RAM mode: flash 40m sram 40m</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1065) spiram: PSRAM initialized, cache is in low/high (2-core) mode.</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1072) cpu_start: Pro cpu up.</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1076) cpu_start: Application information:</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1081) cpu_start: Project name: ovms3</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1086) cpu_start: App version: 3.2.016-393-g07db2f8d</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1092) cpu_start: Compile time: Sep 16 2021 21:09:48</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1099) cpu_start: ELF file SHA256: 8aa1db50ae1ea15d...</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1105) cpu_start: ESP-IDF: v3.3.4-848-g1ff5e24b1</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1111) cpu_start: Starting app cpu, entry point is 0x40081720</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1103) cpu_start: App cpu up.</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1989) spiram: SPI SRAM memory test OK</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1989) heap_init: Initializing. RAM available for dynamic allocation:</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1989) heap_init: At 3FFAE6E0 len 00001920 (6 KiB): DRAM</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (1996) heap_init: At 3FFBE250 len 00021DB0 (135 KiB): DRAM</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (2002) heap_init: At 3FFE0440 len 00003AE0 (14 KiB): D/IRAM</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (2008) heap_init: At 3FFE4350 len 0001BCB0 (111 KiB): D/IRAM</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (2015) heap_init: At 4009D5A4 len 00002A5C (10 KiB): IRAM</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (2021) cpu_start: Pro cpu start user code</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">I (2026) spiram: Adding pool of 4096K of external SPI memory to heap allocator</span></font></div></div><div class=""><font face="Andale Mono" class=""><span style="font-style: normal; font-size: 14px;" class="">...</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-size: 14px;" class="">Welcome to the Open Vehicle Monitoring System (OVMS) - Async Console<br class="">Firmware: 3.2.016-393-g07db2f8d/factory/main<br class="">Hardware: OVMS WIFI BLE BT cores=2 rev=ESP32/3</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-size: 14px;" class="">...</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-size: 14px;" class="">OVMS# module memory<br class="">Free 8-bit 103580/273840, 32-bit 6440/10796, SPIRAM 3460832/4194252</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-size: 14px;" class="">...</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-size: 14px;" class="">Module<br class=""> Version: 3.2.016-393-g07db2f8d/factory/main (build idf v3.3.4-848-g1ff5e24b1 Sep 16 2021 21:12:48)<br class=""> Hardware: OVMS WIFI BLE BT cores=2 rev=ESP32/3</span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-size: 14px;" class=""><br class=""></span></font></div><div class=""><font face="Andale Mono" class=""><span style="font-size: 14px;" class="">$ esptool.py --port /dev/tty.usbserial-0001 --baud 115200 chip_id<br class="">esptool.py v2.8<br class="">Serial port /dev/tty.usbserial-0001<br class="">Connecting....<br class="">Detecting chip type... ESP32<br class="">Chip is ESP32D0WDQ5 (revision 3)<br class="">Features: WiFi, BT, Dual Core, 240MHz, VRef calibration in efuse, Coding Scheme None<br class="">Crystal is 40MHz</span></font></div></blockquote><div class=""><div><br class=""></div><div>Michael should be very happy with that @ESP32D0WDQ5 (revision 3).</div><div><br class=""></div><div>I’m working through the other tests now, but so far so good.</div><div><br class=""></div><div>Regards, Mar.</div><div><br class=""><blockquote type="cite" class=""><div class="">On 14 Sep 2021, at 3:01 PM, Mark Webb-Johnson <<a href="mailto:mark@webb-johnson.net" class="">mark@webb-johnson.net</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html; charset=utf-8" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Progress update…<div class=""><br class=""></div><div class="">I’ve completed the basic support for plugin modem drivers and SIM7600 in the for-v3.3 branch, and it seems stable on my bench and car (although I never saw many problems before with this). I would still appreciate it if others could test and feedback any crashes they get. You can get the update OTA from <a href="http://api.openvehicles.com/" class="">api.openvehicles.com</a> by setting tag ‘pre’.</div><div class=""><br class=""></div><div class="">We’ve also completed the testing of the hardware. The DTR low-power control option seems to be working well (but will require firmware support later). The ‘final’ list of hardware changes are as follows:</div><div class=""><br class=""></div><div class=""><div class="" style="caret-color: rgb(0, 0, 0);"><ul class="MailOutline"><li class="">Main Board:</li><ul class=""><li class="">Silkscreen label “OVMS V3.3” (with date of production batch)</li><li class="">Change to improved internal antenna cables for GSM and GPS</li><li class="">Strengthen soldering on micro USB connector</li><li class="">Strengthen soldering on power supply capacitors</li><li class="">WROVER module to use revision 3 ESP32</li><li class="">Add 0.1uF capacitor to 12v measuring voltage divider ADC input (<a href="https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/peripherals/adc.html#minimizing-noise" class="">https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/peripherals/adc.html#minimizing-noise</a>)<br class=""><br class=""></li></ul><li class="">Modem Board:</li><ul class=""><li class="">Silkscreen label “OVMS MDM V3.3” (with date of production batch)</li><li class="">Add support for SIM7600 module</li><li class="">Fixed DTR support</li><li class="">Improve/check voltage regulator and capacitor protection</li><li class="">Reduce brightness of blue LED by at least 50%</li><li class="">Airplane mode pin fix (working ok now, but safer to pull up/down properly)</li><li class="">Confirm PWRKEY circuit tuning<br class=""><br class=""></li></ul><li class="">Enclosure</li><ul class=""><li class="">Product label - just one label with CE and FCC certification for global use</li></ul></ul></div><div class=""><br class=""></div><div class="">We are now producing a few final samples of the above to go to the certification labs for CE, FCC, and ROHS testing later this month. We hope that certification will take 6 to 8 weeks and be complete around the end of November. Once that is done, we should be able to go to full production in time for Christmas. Pricing will be confirmed early December, but likely more expensive than v3.2 due to the extra cost for SIM7600G and certification fees.</div><div class=""><br class=""></div><div class="">Stock of existing SIM5360 modules are as follows:</div><div class=""><br class=""></div><div class=""><ul class="MailOutline"><li class="">EU kits; in stock at open energy monitor (but selling out fast and likely to be unavailable soon).</li><li class="">US kits; in stock at Medlock, Fasttech, and Open Vehicles (HK).</li></ul></div><div class=""><br class=""></div><div class="">Regards, Mark</div><div class=""><br class=""><blockquote type="cite" class=""><div class="">On 30 Aug 2021, at 2:03 PM, Mark Webb-Johnson <<a href="mailto:mark@webb-johnson.net" class="">mark@webb-johnson.net</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html; charset=us-ascii" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">I now have two prototypes of the 4G modem using SIM7600G R2 chip for OVMS v3.<div class=""><br class=""></div><div class="">One is for my own work, but willing to send the other free to a volunteer developer willing to spend time working with me to develop and test this new option. Obviously looking for someone who has spent some time on the OVMS code base, with a good history of contributions to the project and a willingness to work on improving the cellular modem driver.</div><div class=""><br class=""></div><div class="">Any volunteers? Please eMail me directly (<a href="mailto:mark@openvehicles.com" class="">mark@openvehicles.com</a>).</div><div class=""><br class=""></div><div class="">Regards, Mark.<br class=""><div class=""><br class=""></div><div class=""><span id="cid:695D7B54-C1D3-4F03-81C1-0F8FF0869289" class=""><IMG_9926.png></span></div><div class=""><br class=""><blockquote type="cite" class=""><div class="">On 17 Aug 2021, at 1:30 PM, Mark Webb-Johnson <<a href="mailto:mark@webb-johnson.net" class="">mark@webb-johnson.net</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html; charset=us-ascii" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">For the 4G modem options we need to go through FCC, CE, and ROHS certification. Minimising/eliminating the changes to the main board simplifies this (and brings down the exorbitant costs) but if there is anything urgent / necessary, now is the time to do it.<div class=""><br class=""></div><div class=""><div style="caret-color: rgb(0, 0, 0);" class="">The goal here is to maintain 100% compatibility with existing OVMS main boards, to keep this is a simple and relatively cheap upgrade of the modem board.</div></div><div class=""><br class=""></div><div class="">So far, I have come up with this minimal list:</div><div class=""><br class=""></div><div class=""><ol class="MailOutline"><li class="">Main board v3.3: Improve soldering of micro USB port. Bigger solder pads, and more solder to secure it better.<br class=""><br class=""></li><li class="">Modem board v1.3: Add support for SIM7600 module.<br class=""><br class=""></li><li class="">Modem board v1.3: Fix support for DTR sleep/awake support.</li></ol></div><div class=""><br class=""></div><div class="">Is there anything else required for this update?</div><div class=""><br class=""></div><div class="">Regards, Mark.</div><div class=""><br class=""></div></div>_______________________________________________<br class="">OvmsDev mailing list<br class=""><a href="mailto:OvmsDev@lists.openvehicles.com" class="">OvmsDev@lists.openvehicles.com</a><br class=""><a href="http://lists.openvehicles.com/mailman/listinfo/ovmsdev" class="">http://lists.openvehicles.com/mailman/listinfo/ovmsdev</a><br class=""></div></blockquote></div><br class=""></div></div>_______________________________________________<br class="">OvmsDev mailing list<br class=""><a href="mailto:OvmsDev@lists.openvehicles.com" class="">OvmsDev@lists.openvehicles.com</a><br class=""><a href="http://lists.openvehicles.com/mailman/listinfo/ovmsdev" class="">http://lists.openvehicles.com/mailman/listinfo/ovmsdev</a><br class=""></div></blockquote></div><br class=""></div></div>_______________________________________________<br class="">OvmsDev mailing list<br class=""><a href="mailto:OvmsDev@lists.openvehicles.com" class="">OvmsDev@lists.openvehicles.com</a><br class="">http://lists.openvehicles.com/mailman/listinfo/ovmsdev<br class=""></div></blockquote></div><br class=""></div></body></html>