From fe855c31aebefceb069f404d94ce2d56370033e6 Mon Sep 17 00:00:00 2001 From: ottelo <33122175+ottelo9@users.noreply.github.com> Date: Thu, 14 Dec 2023 18:50:30 +0100 Subject: [PATCH] [SC64][DOCS] Update 06_build_guide.md (#55) Add few useful notes. --- docs/06_build_guide.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/docs/06_build_guide.md b/docs/06_build_guide.md index 0973e92..c00f4dd 100644 --- a/docs/06_build_guide.md +++ b/docs/06_build_guide.md @@ -66,12 +66,12 @@ You can skip this step if PCB assembly service was used in previous steps. **Please read the following instructions carefully before proceeding with programming.** -For initial programming you are going to need a PC and a USB to UART (serial) adapter (3.3V signaling is required). +For initial programming you are going to need a PC and a USB to UART (serial) adapter (3.3V signaling is required, e.g. TTL-232R-3V3). These steps assume you are using modern Windows OS (version 10 or higher). As for software, here's list of required applications: - [FT_PROG](https://ftdichip.com/utilities/#ft_prog) - FTDI FT232H EEPROM programming software - - [Python 3](https://www.python.org/downloads/) with `pip3` - necessary for initial programming script: `primer.py` + - [Python 3](https://www.python.org/downloads/) with `pip3` - necessary for initial programming script: `primer.py` (windows install: check option add python to PATH) Programming must be done in specific order for `primer.py` script to work correctly. @@ -88,14 +88,14 @@ Your SC64 should be ready for next programming step. Second, program FPGA, microcontroller and bootloader: 1. Disconnect SC64 board from power (unplug USB-C cable) - 2. Connect serial adapter to `TX/RX/GND` pads marked on the PCB + 2. Connect serial UART/TTL adapter to `TX/RX/GND` pads marked on the PCB. Cross connection TX -> RX, RX -> TX! 3. Connect serial adapter to the PC 4. Check in device manager which port number `COMx` is assigned to serial adapter 5. Connect SC64 board to the PC with USB-C cable (***IMPORTANT:*** connect it to the same computer as serial adapter) 6. Locate `primer.py` script in root folder 7. Make sure these files are located in the same folder as `primer.py` script: `requirements.txt`, `sc64-firmware-{version}.bin` 8. Run `pip3 install -r requirements.txt` to install required python packages - 9. Run `python3 primer.py COMx sc64-firmware-{version}.bin` (replace `COMx` with port located in step **4**) + 9. Run `python3 primer.py COMx sc64-firmware-{version}.bin` (replace `COMx` with port located in step **4**). On Windows it's python instead of python3. 10. Follow the instructions on the screen 11. Wait until programming process has finished (**DO NOT STOP PROGRAMMING PROCESS OR DISCONNECT SC64 BOARD FROM PC**, doing so might irrecoverably break programming through UART header and you would need to program FPGA and/or microcontroller with separate dedicated programming interfaces through *Tag-Connect* connector on the PCB)