mjb/altos/src/lpc, branch telegps-v0.3

altos: Wake up on LPC usart ISR only once

2013-08-17T15:45:06+00:00

Instead of waking up after every character, wait until the FIFO is empty to reduce overhead Signed-off-by: Keith Packard

altos: Set default LPC stack to 512 bytes, Em to 384 bytes

2013-08-17T15:44:01+00:00

The default for lpc has been raised to 512 bytes, but Em doesn't have enough RAM for that. Signed-off-by: Keith Packard

altos/lpc: Rename serial port to 'serial0'

2013-07-03T00:55:24+00:00

This lets existing serial port users find the right function. Signed-off-by: Keith Packard

altos/lpc: Add boot loader

2013-06-24T21:30:22+00:00

Support the USB boot loader, add USB pull-up support. Signed-off-by: Keith Packard

altos/lpc: Don't disable all interrupts when disabling one interrupt

2013-06-22T07:49:59+00:00

The nvic iser and icer registers read value indicates all enabled interrupts, icer writes disable the set interrupts. Re-writing icer with the current value ends up disabling all interrupts, not exactly what we wanted. Signed-off-by: Keith Packard

altos/lpc: Remove ao_usb_task structure

2013-06-22T07:49:59+00:00

It's not used Signed-off-by: Keith Packard

altos/lpc: Enable brown-out-detector

2013-06-22T07:49:59+00:00

Make sure the processor does something sensible when the power disappears. Signed-off-by: Keith Packard

altos/lpc: Get rid of ADC filter

2013-06-17T21:52:32+00:00

Now that the source of the Vcc noise has been identified, remove the unnecessary ADC filtering. Signed-off-by: Keith Packard

altos/lpc: Get the IRC turned off after boot time

2013-06-17T21:00:11+00:00

This involved carefully moving the USB away from the IRC before turning it off. Signed-off-by: Keith Packard

altos/lpc: Remove spurious semicolon

2013-06-17T05:31:58+00:00

Signed-off-by: Keith Packard