hw/teleterra
14 years agoswitch to PIC16F722, add pull-up on MCLR as Microchip suggests pic origin/pic
Bdale Garbee [Sun, 4 Apr 2010 17:33:11 +0000 (11:33 -0600)]
switch to PIC16F722, add pull-up on MCLR as Microchip suggests

14 years agoadd a power switch, fix pic pwm pin assignments, add two more mounting holes
Bdale Garbee [Sun, 4 Apr 2010 15:57:54 +0000 (09:57 -0600)]
add a power switch, fix pic pwm pin assignments, add two more mounting holes

14 years agorework pin assignments per keithp, add additional dataflash parts
Bdale Garbee [Sun, 4 Apr 2010 07:35:26 +0000 (01:35 -0600)]
rework pin assignments per keithp, add additional dataflash parts

14 years agoadd connection from nav output on gps chip to cc1111
Bdale Garbee [Sun, 4 Apr 2010 04:31:21 +0000 (22:31 -0600)]
add connection from nav output on gps chip to cc1111

14 years agoadd test points on unused pins, etc
Bdale Garbee [Sun, 4 Apr 2010 04:09:27 +0000 (22:09 -0600)]
add test points on unused pins, etc

14 years agoradical redesign to be a single board incorporate relevant parts from
Bdale Garbee [Sun, 4 Apr 2010 03:58:43 +0000 (21:58 -0600)]
radical redesign to be a single board incorporate relevant parts from
TeleMetrum v1.0 design, plus a PIC as an SPI target to handle LCD and
joystick-style multi-way switch from Alps

14 years agomove from assembler to sdcc for program .. just a skeleton now! companion origin/companion
Bdale Garbee [Tue, 24 Nov 2009 14:28:13 +0000 (07:28 -0700)]
move from assembler to sdcc for program .. just a skeleton now!

14 years agoswitch serial to 4 pins compatible with SF GPS boards carrying v_lipo on
Bdale Garbee [Sun, 22 Nov 2009 17:13:19 +0000 (10:13 -0700)]
switch serial to 4 pins compatible with SF GPS boards carrying v_lipo on
pin 1, clean up some cruft in the database

14 years agofreshen to match current thinking, TM v0.2 companion interface pinout, etc
Bdale Garbee [Sun, 22 Nov 2009 17:00:42 +0000 (10:00 -0700)]
freshen to match current thinking, TM v0.2 companion interface pinout, etc

features now include:
  LCD, 4 LEDs and 4 pushbuttons for user interface
  backlight and contrast of the LCD driven by software-controlled PWM
  3-pin serial port at 3.3V levels

14 years agoupdate to reflect current thinking - 8 pin companion connector with 3.3v, etc
Bdale Garbee [Fri, 16 Oct 2009 19:16:07 +0000 (13:16 -0600)]
update to reflect current thinking - 8 pin companion connector with 3.3v, etc

14 years agotrim obsolete note
Bdale Garbee [Sun, 26 Apr 2009 23:47:22 +0000 (17:47 -0600)]
trim obsolete note

15 years agoembed components in schematic to avoid having to publish library today
Bdale Garbee [Sat, 18 Apr 2009 22:34:56 +0000 (16:34 -0600)]
embed components in schematic to avoid having to publish library today

15 years agoadding attributes, etc
Bdale Garbee [Sat, 18 Apr 2009 22:24:14 +0000 (16:24 -0600)]
adding attributes, etc

15 years agoapproaching v0.1 schematic, initial hack on an assembler source for firmware
Bdale Garbee [Sat, 18 Apr 2009 22:11:55 +0000 (16:11 -0600)]
approaching v0.1 schematic, initial hack on an assembler source for firmware

15 years agovoltage regulator added
Bdale Garbee [Sat, 18 Apr 2009 07:01:16 +0000 (01:01 -0600)]
voltage regulator added

15 years agonearly done with first pass, still need voltage regulator
Bdale Garbee [Sat, 18 Apr 2009 06:50:07 +0000 (00:50 -0600)]
nearly done with first pass, still need voltage regulator