FreeCalypso > hg > fc-usbser-tools

annotate doc/Shipped-EEPROM-configs @ 61:7941a5e06d6a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
cp2102/baudtab-{gsm,std}: two important baud rate tables of interest
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 11 Sep 2023 21:11:41 +0000
parents 825d3303b886
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
37
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 There are a number of ready-made FTDI EEPROM config files shipped with
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 fc-usbser-tools package, intended to serve as inputs to ftee-gen* tools. This
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 article describes these shipped EEPROM configs.
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 duart28c and duart28s
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 =====================
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 FreeCalypso DUART28 is an FT2232D-based custom hardware adapter produced in
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 year 2020. There are two valid EEPROM configs for this adapter, named DUART28C
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 and DUART28S - see DUART28-EEPROM-config article for further details.
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 ft2232-example
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 ==============
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 This config file is an example EEPROM config for FT2232x chips, valid for both
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 FT2232C/D and FT2232H. It is intended to serve as a starting point for custom
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 FT2232x EEPROM configurations.
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 ft232r-example
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 ==============
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 This config file is an example EEPROM config for FT232R. It is intended to
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 serve as a starting point for custom FT232R EEPROM configs.
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 icestick
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 ========
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 Lattice iCEstick is a handy FPGA board with an FT2232H USB interface chip,
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 supporting SPI programming via MPSSE on Channel A and UART communication with
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 user logic via FT2232H Channel B. However, instead of programming this FT2232H
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 chip's EEPROM with a distinctive USB VID:PID which Linux kernel ftdi_sio driver
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 can recognize as a JTAG quirk, Lattice ships these boards with blank EEPROMs,
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 causing the usual well-known problems with unquirked ftdi_sio binding.
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 Our supplied EEPROM config named "icestick" is intended as the solution:
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 program it into the EEPROM on your iCEstick board, and the binding of ftdi_sio
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 driver becomes sensible, with a ttyUSB device created only for Channel B.
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 jtag-unbuf
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 ==========
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 This EEPROM config is meant for generic (non-specialized) FT2232D breakout
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 boards used as unbuffered JTAG adapters, as described in this old guide
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 from 2019:
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 https://www.freecalypso.org/hg/freecalypso-hwlab/file/tip/doc/Unbuffered-FT2232x-JTAG
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 mcu-host-bus
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 ============
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 This EEPROM config is meant for the same generic FT2232D breakout boards used
825d3303b886 doc/Shipped-EEPROM-configs: new article
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 in MCU host bus emulation mode, which takes up both channels and leaves no UART.