From bc623500a6d4ef6825d33990563e644810154d66 Mon Sep 17 00:00:00 2001 From: Michel Pollet Date: Wed, 6 Jun 2012 07:47:01 +0100 Subject: [PATCH] simduino: Updated readme Since it now uses a pty directly Signed-off-by: Michel Pollet --- examples/board_simduino/.gitignore | 1 + examples/board_simduino/README | 21 ++++++++------------- 2 files changed, 9 insertions(+), 13 deletions(-) create mode 100644 examples/board_simduino/.gitignore diff --git a/examples/board_simduino/.gitignore b/examples/board_simduino/.gitignore new file mode 100644 index 0000000..a8a0dce --- /dev/null +++ b/examples/board_simduino/.gitignore @@ -0,0 +1 @@ +*.bin diff --git a/examples/board_simduino/README b/examples/board_simduino/README index fe6dd69..069ceb2 100644 --- a/examples/board_simduino/README +++ b/examples/board_simduino/README @@ -1,30 +1,25 @@ This will emulate an arduino. Right now it loads the bootloader, then wait on it's "serial port" -(a UDP socket on port 4321) until someone programs it... eventualy it timesout and run the previous +(a pseudo tty) until someone programs it... eventualy it timesout and run the previous app that was programmed. -To actualy program it, you need "socat" to make a bridge between avrdude and simavr. - -% socat -d -d PTY UDP:localhost:4321 - 2009/12/24 16:19:26 socat[26974] N PTY is /dev/pts/10 - 2009/12/24 16:19:26 socat[26974] N opening connection to AF=2 127.0.0.1:4321 - 2009/12/24 16:19:26 socat[26974] N successfully connected from local address AF=2 127.0.0.1:48246 - 2009/12/24 16:19:26 socat[26974] N starting data transfer loop with FDs [3,3] and [6,6] Once that bridge is setup, launch simduino: % ./simduino Starting atmega328 - flashend 7fff ramend 08ff e2end 03ff atmega328 init - avr_flash_init init SPM 0057 - read_ihex_file: ./ATmegaBOOT_168_atmega328.ihex, unsupported check type 03 + read_ihex_file: ATmegaBOOT_168_atmega328.ihex, unsupported check type 03 Booloader 7800: 1950 - uart_udp_init bridge on port 4321 - UART-0 configured to 0010 = 58823 baud + uart_pty_init bridge on port *** /dev/pts/11 *** + uart_pty_connect: /tmp/simavr-uart0 now points to /dev/pts/11 + note: export SIMAVR_UART_XTERM=1 and install picocom to get a terminal + UART-0 configured to 0010 = 58823 bps (x1), 5 data 1 stop + Roughtly 136 usec per bytes What that is done, you have a few seconds to program it: -% avrdude -p m328p -c arduino -P /dev/pts/10 -U flash:w:atmega328p_dummy_blinky.hex +% avrdude -p m328p -c arduino -P /tmp/simavr-uart0 -U flash:w:atmega328p_dummy_blinky.hex avrdude: AVR device initialized and ready to accept instructions -- 2.39.5