From f4125707399d11a7d80587659c464b9bcddb8c56 Mon Sep 17 00:00:00 2001 From: tmk Date: Thu, 7 Jun 2012 02:25:15 +0900 Subject: Moved files to common, protocol and doc directory --- protocol/pjrc/usb_keyboard.c | 120 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) create mode 100644 protocol/pjrc/usb_keyboard.c (limited to 'protocol/pjrc/usb_keyboard.c') diff --git a/protocol/pjrc/usb_keyboard.c b/protocol/pjrc/usb_keyboard.c new file mode 100644 index 0000000000..e057c77fa1 --- /dev/null +++ b/protocol/pjrc/usb_keyboard.c @@ -0,0 +1,120 @@ +/* USB Keyboard Plus Debug Channel Example for Teensy USB Development Board + * http://www.pjrc.com/teensy/usb_keyboard.html + * Copyright (c) 2009 PJRC.COM, LLC + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include +#include +#include "usb_keycodes.h" +#include "usb_keyboard.h" +#include "print.h" +#include "debug.h" +#include "util.h" +#include "host.h" + + +// protocol setting from the host. We use exactly the same report +// either way, so this variable only stores the setting since we +// are required to be able to report which setting is in use. +uint8_t usb_keyboard_protocol=1; + +// the idle configuration, how often we send the report to the +// host (ms * 4) even when it hasn't changed +// Windows and Linux set 0 while OS X sets 6(24ms) by SET_IDLE request. +uint8_t usb_keyboard_idle_config=125; + +// count until idle timeout +uint8_t usb_keyboard_idle_count=0; + +// 1=num lock, 2=caps lock, 4=scroll lock, 8=compose, 16=kana +volatile uint8_t usb_keyboard_leds=0; + + +static inline int8_t send_report(report_keyboard_t *report, uint8_t endpoint, uint8_t keys_start, uint8_t keys_end); + + +int8_t usb_keyboard_send_report(report_keyboard_t *report) +{ + int8_t result = 0; + +#ifdef NKRO_ENABLE + if (keyboard_nkro) + result = send_report(report, KBD2_ENDPOINT, 0, KBD2_REPORT_KEYS); + else +#endif + { + if (usb_keyboard_protocol) + result = send_report(report, KBD_ENDPOINT, 0, KBD_REPORT_KEYS); + else + result = send_report(report, KBD_ENDPOINT, 0, 6); + } + + if (result) return result; + usb_keyboard_idle_count = 0; + usb_keyboard_print_report(report); + return 0; +} + +void usb_keyboard_print_report(report_keyboard_t *report) +{ + if (!debug_keyboard) return; + print("keys: "); + for (int i = 0; i < REPORT_KEYS; i++) { phex(report->keys[i]); print(" "); } + print(" mods: "); phex(report->mods); print("\n"); +} + + +static inline int8_t send_report(report_keyboard_t *report, uint8_t endpoint, uint8_t keys_start, uint8_t keys_end) +{ + uint8_t intr_state, timeout; + + if (!usb_configured()) return -1; + intr_state = SREG; + cli(); + UENUM = endpoint; + timeout = UDFNUML + 50; + while (1) { + // are we ready to transmit? + if (UEINTX & (1<mods; +#ifdef NKRO_ENABLE + if (!keyboard_nkro) + UEDATX = 0; +#else + UEDATX = 0; +#endif + for (uint8_t i = keys_start; i < keys_end; i++) { + UEDATX = report->keys[i]; + } + UEINTX = 0x3A; + SREG = intr_state; + return 0; +} -- cgit v1.2.3