mirror of
https://github.com/netfun2000/lcd4linux.git
synced 2026-02-27 09:44:34 +08:00
add shuttle VFD driver
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@1022 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
This commit is contained in:
michux
@@ -99,6 +99,7 @@ drv_RouterBoard.c \
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drv_Sample.c \
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drv_st2205.c \
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drv_serdisplib.c \
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drv_ShuttleVFD.c \
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drv_SimpleLCD.c \
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drv_T6963.c \
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drv_Trefon.c \
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+19
-4
@@ -36,9 +36,9 @@ AC_ARG_WITH(
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[ G15, GLCD2USB, HD44780, IRLCD, LCD2USB, LCDLinux, LCDTerm,]
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[ LPH7508, LUIse, M50530, MatrixOrbital, MilfordInstruments,]
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[ Noritake, NULL, PNG, PPM, Pertelian, PHAnderson, picoLCD,]
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[ picoLCDGraphic, RouterBoard, Sample, serdisplib, SimpleLCD,]
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[ st2205, T6963, Trefon, ULA200, USBLCD, USBHUB, VNC,]
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[ WincorNixdorf, X11],
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[ picoLCDGraphic, RouterBoard, Sample, serdisplib, ShuttleVFD,]
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[ SimpleLCD, st2205, T6963, Trefon, ULA200, USBLCD, USBHUB,]
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[ VNC, WincorNixdorf, X11],
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drivers=$withval,
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drivers=all
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)
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@@ -92,6 +92,7 @@ for driver in $drivers; do
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SAMPLE="yes"
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ST2205="yes"
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SERDISPLIB="yes"
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SHUTTLEVFD="yes"
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SIMPLELCD="yes"
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T6963="yes"
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Trefon="yes"
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@@ -186,7 +187,6 @@ for driver in $drivers; do
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picoLCDGraphic)
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PICOLCDGRAPHIC=$val
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;;
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PNG)
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PNG=$val
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;;
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@@ -202,6 +202,9 @@ for driver in $drivers; do
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serdisplib)
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SERDISPLIB=$val;
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;;
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ShuttleVFD)
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SHUTTLEVFD=$val
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;;
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SimpleLCD)
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SIMPLELCD=$val
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;;
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@@ -576,6 +579,18 @@ if test "$SERDISPLIB" = "yes"; then
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fi
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fi
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if test "$SHUTTLEVFD" = "yes"; then
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if test "$has_usb" = "true"; then
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TEXT="yes"
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GPIO="yes"
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DRIVERS="$DRIVERS drv_ShuttleVFD.o"
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LIBUSB="yes"
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AC_DEFINE(WITH_SHUTTLEVFD,1,[ShuttleVFD driver])
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else
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AC_MSG_WARN(usb.h not found: ShuttleVFD driver disabled)
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fi
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fi
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if test "$SIMPLELCD" = "yes"; then
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TEXT="yes"
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SERIAL="yes"
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@@ -78,6 +78,7 @@ extern DRIVER drv_RouterBoard;
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extern DRIVER drv_Sample;
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extern DRIVER drv_st2205;
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extern DRIVER drv_serdisplib;
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extern DRIVER drv_ShuttleVFD;
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extern DRIVER drv_SimpleLCD;
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extern DRIVER drv_T6963;
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extern DRIVER drv_Trefon;
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@@ -185,6 +186,9 @@ DRIVER *Driver[] = {
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#ifdef WITH_ST2205
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&drv_st2205,
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#endif
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#ifdef WITH_SHUTTLEVFD
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&drv_ShuttleVFD,
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#endif
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#ifdef WITH_SERDISPLIB
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&drv_serdisplib,
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#endif
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@@ -0,0 +1,430 @@
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/* $Id: drv_Sample.c 975 2009-01-18 11:16:20Z michael $
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* $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/drv_Sample.c $
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*
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* Shuttle SG33G5M VFD lcd4linux driver
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*
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* Copyright (C) 2009 Matthieu Crapet <mcrapet@gmail.com>
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* based on the USBLCD driver.
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*
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* Shuttle SG33G5M VFD (20x1 character display. Each character cell is 5x8 pixels)
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* - The display is driven by Princeton Technologies PT6314 VFD controller
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* - Cypress CY7C63723C (receives USB commands and talk to VFD controller)
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*
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* LCD "prococol" : each message has a length of 8 bytes
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* - 1 nibble: command (0x1, 0x3, 0x7, 0x9, 0xD)
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* - 0x1 : clear text and icons (len=1)
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* - 0x7 : icons (len=4)
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* - 0x9 : text (len=7)
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* - 0xD : set clock data (len=7)
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* - 0x3 : display clock (internal feature) (len=1)
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* - 1 nibble: message length (0-7)
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* - 7 bytes : message data
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*
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* This file is part of LCD4Linux.
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*
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* LCD4Linux is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* LCD4Linux is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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/*
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*
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* exported fuctions:
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*
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* struct DRIVER drv_ShuttleVFD
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*
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#ifdef HAVE_USB_H
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#include <usb.h>
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#else
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#error "ShuttleVFD: libusb required"
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#endif
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#include "debug.h"
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#include "cfg.h"
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#include "qprintf.h"
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#include "udelay.h"
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#include "plugin.h"
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#include "widget.h"
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#include "widget_text.h"
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#include "widget_bar.h" // for DIRECTION
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#include "drv.h"
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#include "drv_generic_text.h"
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#include "drv_generic_gpio.h"
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/*
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* Some hardware definitions
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*/
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// VFD USB properties
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#define SHUTTLE_VFD_VENDOR_ID 0x051C
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#define SHUTTLE_VFD_PRODUCT_ID1 0x0003
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#define SHUTTLE_VFD_PRODUCT_ID2 0x0005 // IR-receiver included
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#define SHUTTLE_VFD_INTERFACE_NUM 1
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// VFD physical dimensions
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#define SHUTTLE_VFD_WIDTH 20
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#define SHUTTLE_VFD_HEIGHT 1
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// VFD USB control message
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#define SHUTTLE_VFD_PACKET_SIZE 8
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#define SHUTTLE_VFD_DATA_SIZE (SHUTTLE_VFD_PACKET_SIZE-1)
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#define SHUTTLE_VFD_SUCCESS_SLEEP_USEC 25600
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/* Global static data */
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static char Name[] = "ShuttleVFD";
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static usb_dev_handle *lcd;
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static unsigned char buffer[SHUTTLE_VFD_PACKET_SIZE];
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/* Issues with the display module:
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* - Can't set cursor position. Must save full buffer here.
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* - Can't get icons status (on or off). Must save status here.
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* - Clear command also clear text AND icons.
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*/
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static unsigned char fb[SHUTTLE_VFD_WIDTH * SHUTTLE_VFD_HEIGHT];
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static unsigned icons;
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/****************************************/
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/*** hardware dependant functions ***/
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/****************************************/
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/* look for device on USB bus */
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static int drv_ShuttleVFD_open(void)
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{
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struct usb_bus *bus;
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struct usb_device *dev;
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int vendor_id = SHUTTLE_VFD_VENDOR_ID;
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int interface = SHUTTLE_VFD_INTERFACE_NUM;
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lcd = NULL;
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usb_init();
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usb_find_busses();
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usb_find_devices();
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for (bus = usb_get_busses(); bus != NULL; bus = bus->next) {
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for (dev = bus->devices; dev != NULL; dev = dev->next) {
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if (dev->descriptor.idVendor == vendor_id && (
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(dev->descriptor.idProduct == SHUTTLE_VFD_PRODUCT_ID1) ||
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(dev->descriptor.idProduct == SHUTTLE_VFD_PRODUCT_ID2))) {
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unsigned int v = dev->descriptor.bcdDevice;
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info("%s: found ShuttleVFD V%1d%1d.%1d%1d on bus %s device %s", Name,
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(v & 0xF000) >> 12, (v & 0xF00) >> 8, (v & 0xF0) >> 4, (v & 0xF), bus->dirname, dev->filename);
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lcd = usb_open(dev);
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}
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}
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}
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if (lcd != NULL) {
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if (usb_claim_interface(lcd, interface) < 0) {
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usb_close(lcd);
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error("%s: usb_claim_interface() failed!", Name);
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error("%s: root permissions maybe required?", Name);
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return -1;
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}
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} else {
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error("%s: could not find ShuttleVFD", Name);
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return -1;
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}
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return 0;
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}
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static int drv_ShuttleVFD_close(void)
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{
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int interface = SHUTTLE_VFD_INTERFACE_NUM;
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usb_release_interface(lcd, interface);
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usb_close(lcd);
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return 0;
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}
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static void drv_ShuttleVFD_send(unsigned char packet[SHUTTLE_VFD_PACKET_SIZE])
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{
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if (usb_control_msg(lcd, 0x21, // requesttype
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0x09, // request
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0x0200, // value
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0x0001, // index
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(char *) packet, SHUTTLE_VFD_PACKET_SIZE, 100) == SHUTTLE_VFD_PACKET_SIZE) {
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udelay(SHUTTLE_VFD_SUCCESS_SLEEP_USEC);
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} else {
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debug("usb_control_msg failed");
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}
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}
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/* Clear full display and icons. */
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static void drv_ShuttleVFD_clear(void)
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{
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// Update local framebuffer mirror
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memset(fb, ' ', SHUTTLE_VFD_HEIGHT * SHUTTLE_VFD_WIDTH);
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buffer[0] = (1 << 4) + 1;
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buffer[1] = 0x1;
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drv_ShuttleVFD_send(buffer);
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}
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static void drv_ShuttleVFD_reset_cursor(void)
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{
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buffer[0] = (1 << 4) + 1;
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buffer[1] = 0x2;
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drv_ShuttleVFD_send(buffer);
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}
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/* text mode displays only */
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static void drv_ShuttleVFD_write(const int row, const int col, const char *data, int len)
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{
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unsigned char *p;
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int i;
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// Update local framebuffer mirror
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memcpy(fb + (row * SHUTTLE_VFD_WIDTH) + col, data, len);
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p = fb;
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len = SHUTTLE_VFD_WIDTH;
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drv_ShuttleVFD_reset_cursor();
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while (len > 0) {
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if (len > 7)
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buffer[0] = (9 << 4) + 7;
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else
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buffer[0] = (9 << 4) + len;
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for (i = 0; i < 7 && len--; i++) {
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buffer[i + 1] = *p++;
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}
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drv_ShuttleVFD_send(buffer);
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}
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}
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static void drv_ShuttleVFD_defchar(const int ascii, const unsigned char *matrix)
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{
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(void)matrix;
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debug("%s: not available (ascii=%d)", Name, ascii);
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}
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static int drv_ShuttleVFD_start(const char *section)
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{
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char *port;
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port = cfg_get(section, "Port", NULL);
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if (port == NULL || *port == '\0') {
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error("%s: no '%s.Port' entry from %s", Name, section, cfg_source());
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return -1;
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}
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if (strcasecmp(port, "libusb") != 0) {
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error("%s: libusb expected", Name);
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error("%s: compile lcd4linux with libusb support!", Name);
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return -1;
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}
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DROWS = SHUTTLE_VFD_HEIGHT;
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DCOLS = SHUTTLE_VFD_WIDTH;
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/* open communication with the display */
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if (drv_ShuttleVFD_open() < 0) {
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return -1;
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}
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drv_ShuttleVFD_clear(); /* clear display */
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return 0;
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}
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/* VFD Icons. Add +1 in lcd4linux.conf (GPO1..GPIO27)
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* 0: television
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* 1: cd/dvd
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* 2: music
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* 3: radio
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* 4: clock
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* 5: pause
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* 6: play
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* 7: record
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* 8: rewind
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* 9: camera
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* 10: mute
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* 11: repeat
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* 12: reverse
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* 13: fastforward
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* 14: stop
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* 15: volume 1
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* 16: volume 2
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* ...
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* 25: volume 11
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* 26: volume 12
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*/
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static int drv_ShuttleVFD_icons_set(const int num, const int val)
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{
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unsigned long value;
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if (num < 0 || num >= 27) {
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info("%s: num %d out of range (1..27)", Name, num);
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return -1;
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}
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// Special case for volume (icon n°16)
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if (num >= 15)
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value = (num - 15 + 1) << 15;
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else
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value = 1 << num;
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if (val > 0)
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icons |= value;
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else
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icons &= ~value;
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buffer[0] = (7 << 4) + 4;
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buffer[1] = (value >> 15) & 0x1F;
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buffer[2] = (value >> 10) & 0x1F;
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buffer[3] = (value >> 5) & 0x1F;
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buffer[4] = value & 0x1F; // each data byte is stored on 5 bits
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drv_ShuttleVFD_send(buffer);
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return 0;
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}
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/****************************************/
|
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/*** plugins ***/
|
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/****************************************/
|
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|
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/* none yet ! */
|
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|
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/****************************************/
|
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/*** widget callbacks ***/
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/****************************************/
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/* using drv_generic_text_draw(W) */
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/* using drv_generic_gpio_draw(W) */
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|
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/****************************************/
|
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/*** exported functions ***/
|
||||
/****************************************/
|
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|
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|
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/* supported Shuttle models */
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int drv_ShuttleVFD_list(void)
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{
|
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printf("Shuttle SG33G5M, Shuttle PF27 upgrade kit");
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return 0;
|
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}
|
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|
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|
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/* initialize driver & text display */
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int drv_ShuttleVFD_init(const char *section, const int quiet)
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{
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WIDGET_CLASS wc;
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int ret;
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info("%s: %s", Name, "$Rev: 975 $");
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|
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/* display preferences */
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XRES = 5; /* pixel width of one char */
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YRES = 8; /* pixel height of one char */
|
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CHARS = 0; /* number of user-defineable characters */
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CHAR0 = 0; /* ASCII of first user-defineable char */
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GOTO_COST = 2; /* number of bytes a goto command requires */
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GPOS = 15 + 12; /* Fancy icons on top of display */
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/* real worker functions */
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drv_generic_text_real_write = drv_ShuttleVFD_write;
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drv_generic_text_real_defchar = drv_ShuttleVFD_defchar;
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drv_generic_gpio_real_set = drv_ShuttleVFD_icons_set;
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/* start display */
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if ((ret = drv_ShuttleVFD_start(section)) != 0)
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return ret;
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if (!quiet) {
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char buffer[40];
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qprintf(buffer, sizeof(buffer), "%s %dx%d", Name, DCOLS, DROWS);
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if (drv_generic_text_greet(buffer, "Shuttle")) {
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sleep(3);
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drv_ShuttleVFD_clear();
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}
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}
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|
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/* initialize generic text driver */
|
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if ((ret = drv_generic_text_init(section, Name)) != 0)
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return ret;
|
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/* initialize generic GPIO driver */
|
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if ((ret = drv_generic_gpio_init(section, Name)) != 0)
|
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return ret;
|
||||
|
||||
/* register text widget */
|
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wc = Widget_Text;
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wc.draw = drv_generic_text_draw;
|
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widget_register(&wc);
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||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/* close driver & text display */
|
||||
int drv_ShuttleVFD_quit(const int quiet)
|
||||
{
|
||||
info("%s: shutting down.", Name);
|
||||
|
||||
/* clear display */
|
||||
drv_ShuttleVFD_clear();
|
||||
|
||||
/* say goodbye... */
|
||||
if (!quiet) {
|
||||
drv_generic_text_greet("goodbye!", NULL);
|
||||
}
|
||||
|
||||
drv_generic_text_quit();
|
||||
drv_generic_gpio_quit();
|
||||
|
||||
debug("closing connection");
|
||||
drv_ShuttleVFD_close();
|
||||
|
||||
return (0);
|
||||
}
|
||||
|
||||
|
||||
DRIVER drv_ShuttleVFD = {
|
||||
.name = Name,
|
||||
.list = drv_ShuttleVFD_list,
|
||||
.init = drv_ShuttleVFD_init,
|
||||
.quit = drv_ShuttleVFD_quit,
|
||||
};
|
||||
Reference in New Issue
Block a user