- atben.brd: made ground zones go all the way around the board corner
- atben.brd: added one more via to crystal ground
- atben.brd: don't let crystal ground zone crawl under chip corner
- atben.brd: don't let RF ground zone crawl under chip corner
- atben.sch, atben.cmp, atben.brd: CLKM test point would have been
inaccessible - reduced its size and moved it closer to the transceiver
- atben.brd: made board 0.2 mm longer to create room to disentangle
analog power and crystal
- atben.brd: moved upper left VDD via to allow chamfered corner to be
larger
- atben.brd: moved DVDD via further away from the board edge
- atben.brd: straightened AVDD trace
- atben.pro: commit noise
- atben.brd: increased separation between VDD and SLP_TR via in upper left
corner
- atben.brd: rearranged ground zone around above vias
- atben.brd: separated ground zones for RF and analog power
- atben.brd: made antenna ground wrap around contact
- atben.sch: removed C9 (only exists in Jonhanson's reference design;
neither Atmel not Wuerth have it; in experiments, no effect was
observed)
- atben.brd: rotated the transceiver by 90 degrees and redid layout
- atben.brd: aligned 8:10 card shape and antenna to metric (0.1 mm) grid
and adjusted outline accordingly
- atben.sch, atben.brd: version is now 20110215
- usb/usb.c: moved chip-specific functions to usb/atu2.c
- Makefile (USB_OBJS): added usb/atu2.c
- usb/usb.h, usb/usb.c, ep0.c: made argument to my_setup and user_setup
"const"
- usb/ubs.h (handle_setup): call from chip driver to generic stack
- usb/ubs.h (set_addr): call from generic stack to chip driver
- Makefile (atusb.elf): generate a new version iff generating a new
executable
- Makefile (atusb.bin): print the build number and the file size
- Makefile (clean): remove the various constituend files of the version
- Makefile (version.c): generate version.c
- version.h: definitions for the generated version.c
- ep0.c (build_number, build_date): removed dummy version information
and include version.h instead
- usb2/: renamed to usb/
- Makefile (FreakUSB): removed $(FreakUSB) and commented-out items for
FreakUSB
- Makefile: changed vpath from usb2/ to usb/
- Makefile (CFLAGS): changed include from -Iusb2 to -Iusb
- Makefile (CFLAGS): don't define NUM_EPS (it's already in usb/usb.c)
- atusb.brd: updated for schematics changes
- atusb.brd: rearranged component references and values for
printing/display
- atusb.brd: bumped version to 20110214
- usb.sch (R1): changed from 68 Ohm to 180 Ohm, to decrease BOM size
- atrf.sch (C17): changed from 1 pF to 2.2 pF (value is more common,
and it can only help to reduce harmonics)
- atusb.sch, usb.sch, atrf.sch: bumped version to 20110214
- atusb.cmp: updated
The Makefile didn't see the FreakUSB object files at the expected place,
so it always rebuild them.
- Makefile (USB_OBJS): removed paths from object file names
- Makefile: added vpaths for the FreakUSB source file locations
- Makefile (atusb.elf, clean): we no longer need $(notdir ...) for the
object files
- include/atrf.h (atrf_set_clkm), lib/atrf.c (atrf_set_clkm): set or
disable CLKM
- lib/driver.h (atrf_set_clkm_generic), lib/atrf.c (atrf_set_clkm_generic):
generic function to set CLKM without restrictions
- lib/driver.h (struct atrf_driver): added driver operation "set_clkm"
to set CLKM
- lib/atusb.c (atusb_set_clkm, atusb_driver): restrict CLKM on ATmega32U2
boards
- atrf-txrx/atrf-txrx.c (init_txrx): use atrf_set_clkm to set CLKM
- atrf-txrx/atrf-txrx.c (init_txrx, main): pass CLKM frequency in MHz
instead of code point
- atrf.c (struct atrf_dsc): added field "chip_id" to cache chip ID
- atrf.c (identify, atrf_identify): moved identification logic to new
function
- atrf.c (atrf_open, atrf_identify): cache chip ID when opening the
device and return ID from cache
- atusb.c (main), board.h (board_init), board.c (board_init): moved
clock and I/O initialization to board file
- board.h (led), board.c (led), atusb.c (main): abstracted LED setting
in function "led" instead of open-coding it
- spi.c (spi_init): set nSS to 1 before enabling the output, so that we
don't generate what looks like an empty SPI transaction
- atusb.brd: moved C14 and adjacent via 10 mil away from the transceive,
for improved solderability
- atusb.brd: moved nRST_RF via and trace by 5 mil, for better access to
the trace
- atusb.brd: reduced crystal front ground zone such that it does not
creep under XTAL2 corner (where it might meet exposed metal)
- board.h (read_irq), board.c: return status of the RF IRQ
- board.h (PIN, PIN_1, PIN_2): macros to read port pins
- ep0.c (my_setup): make ATUSB_POLL_INT return the real interrupt
- fw/include/atusb/ep0.h (HW_TYPE_110131): defined hardware type 2 for
ATmega32U2-based boards
- fw/ep0.c: define HW_TYPE as HW_TYPE_110131, not directly as 2
- fw2/atusb.c: include atusb/ep0.h instead of declaring ep0_init locally
- io.h: renamed to board.h
- Makefile (OBJS): added board.o
- atusb.c (reset_rf): moved to board.c
- board.h (reset_rf): give reset_rf a proper declaration
- atusb.c, ep.c, spi.c: include board.h instead of io.h
- ep0.c (do_usb_recv, usb_recv): implemented creepy buffer reception
- ep0.c (my_setup): added dummy for ATUSB_POLL_INT (always return 0)
- ep0.c (my_setup): send a zero-length packet at the end of
ATUSB_RF_RESET and ATUSB_REG_WRITE to indicate status stage
- Makefile (OBJS): added spi.o
- spi.h, spi.c, atusb.c: moved SPI functions to new file
- spi.h (spi), spi.c (spi), atusb.c (main): renamed function "spi" to
"spi_io"
- atusb.c (reset_rf, main): moved transceiver reset to separate function
- ./: basic framework to build a firmware that can enumerate
- usb/patches/: patches to make FreakUSB 0.7 compile cleanly and to make
it work in our context
- atben.brd: make traces inside 8:10 card slot go straight as long as
possible, to avoid shorts with exposed contacts
- atben.brd: removed "IEEE 802.15.4" and "CC-BY-SA" from copper layer
- atben.brd: reduced date code to two-digit year
- atben.brd: bumped version to 20110207
- usb.sch: cleaned up programming/auxiliary/LED signals
- usb.sch: swapped LED and nRST_RF (tracking the layout)
- atusb.brd: updated for corrected netlist
- atusb.brd: moved date code which overlapped with traces
- atusb.brd: reduced front RF and power ground zones to avoid ground
fill between transceiver pads
- atusb.brd: added ground traces around crystal to widen ground zone
