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added SONY NEWS keyboard NWP-5461 support.

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tmk 2012-01-06 01:37:33 +09:00
parent 7386c76191
commit 579991b927
8 changed files with 636 additions and 0 deletions
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56
sony_usb/Makefile.pjrc Normal file
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#
# Makefile for PJRC Teensy
#
# Target file name (without extension).
TARGET = news_usb_pjrc
# Directory common source filess exist
COMMON_DIR = ..
# Directory keyboard dependent files exist
TARGET_DIR = .
# keyboard dependent files
SRC = main.c \
keymap.c \
matrix.c \
led.c \
news.c
CONFIG_H = config_pjrc.h
# MCU name, you MUST set this to match the board you are using
# type "make clean" after changing this, so all files will be rebuilt
#MCU = at90usb162 # Teensy 1.0
MCU = atmega32u4 # Teensy 2.0
#MCU = at90usb646 # Teensy++ 1.0
#MCU = at90usb1286 # Teensy++ 2.0
# Processor frequency.
# Normally the first thing your program should do is set the clock prescaler,
# so your program will run at the correct speed. You should also set this
# variable to same clock speed. The _delay_ms() macro uses this, and many
# examples use this variable to calculate timings. Do not add a "UL" here.
F_CPU = 16000000
# Build Options
# *Comment out* to disable the options.
#
MOUSEKEY_ENABLE = yes # Mouse keys
EXTRAKEY_ENABLE = yes # Audio control and System control
NKRO_ENABLE = yes # USB Nkey Rollover
#---------------- Programming Options --------------------------
PROGRAM_CMD = teensy_loader_cli -mmcu=$(MCU) -w -v $(TARGET).hex
include $(COMMON_DIR)/pjrc.mk
include $(COMMON_DIR)/common.mk

66
sony_usb/config_pjrc.h Normal file
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/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CONFIG_H
#define CONFIG_H
/* controller configuration */
#include "controller_teensy.h"
#define VENDOR_ID 0xFEED
#define PRODUCT_ID 0x5021
#define MANUFACTURER t.m.k.
#define PRODUCT SONY NEWS keyboard converter
#define DESCRIPTION converts SONY NEWS protocol into USB
/* matrix size */
#define MATRIX_ROWS 16 // keycode bit: 3-0
#define MATRIX_COLS 8 // keycode bit: 6-4
/* key combination for command */
#define IS_COMMAND() ( \
keyboard_report->mods == (MOD_BIT(KB_LSHIFT) | MOD_BIT(KB_RSHIFT)) || \
keyboard_report->mods == (MOD_BIT(KB_LCTRL) | MOD_BIT(KB_RSHIFT)) \
)
/* mouse keys */
#ifdef MOUSEKEY_ENABLE
# define MOUSEKEY_DELAY_TIME 255
#endif
/* Asynchronous USART
* 8-data bit, non parity, 1-stop bit, no flow control
*/
#ifdef __AVR_ATmega32U4__
# define NEWS_KBD_RX_VECT USART1_RX_vect
# define NEWS_KBD_RX_DATA UDR1
# define NEWS_KBD_RX_BAUD 9600
# define NEWS_KBD_RX_UBBR ((F_CPU/(16UL*NEWS_KBD_RX_BAUD))-1)
# define NEWS_KBD_RX_INIT() do { \
UBRR1L = (uint8_t) NEWS_KBD_RX_UBBR; \
UBRR1H = (uint8_t) (NEWS_KBD_RX_UBBR>>8); \
UCSR1B |= (1<<RXCIE1) | (1<<RXEN1); \
} while(0)
#else
# error "USART configuration is needed."
#endif
#endif

125
sony_usb/keymap.c Normal file
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/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <stdbool.h>
#include <avr/pgmspace.h>
#include "usb_keycodes.h"
#include "util.h"
#include "keymap.h"
// Following macros help you to define a keymap with the form of actual keyboard layout.
/* SONY NEWS NWP-5461 */
#define KEYMAP( \
K7A, K01,K02,K03,K04,K05, K06,K07,K08,K09,K0A, K68,K69, K64,K65,K52, \
K0B,K0C,K0D,K0E,K0F,K10,K11,K12,K13,K14,K15,K16,K17,K18,K19, K6A, K4B,K4C,K4D,K4E, \
K1A,K1B,K1C,K1D,K1E,K1F,K20,K21,K22,K23,K24,K25,K26,K27, K6B, K4F,K50,K51,K56, \
K28,K29,K2A,K2B,K2C,K2D,K2E,K2F,K30,K31,K32,K33,K34, K35, K6C, K53,K54,K55,K5A, \
K36,K37,K38,K39,K3A,K3B,K3C,K3D,K3E,K3F,K40,K41, K42, K6D, K57,K59,K58, \
K43,K44,K45, K46, K47, K48,K49,K4A, K6E, K66,K5B,K5C,K5D \
) { \
{ KB_NO, KB_##K01, KB_##K02, KB_##K03, KB_##K04, KB_##K05, KB_##K06, KB_##K07 }, \
{ KB_##K08, KB_##K09, KB_##K0A, KB_##K0B, KB_##K0C, KB_##K0D, KB_##K0E, KB_##K0F }, \
{ KB_##K10, KB_##K11, KB_##K12, KB_##K13, KB_##K14, KB_##K15, KB_##K16, KB_##K17 }, \
{ KB_##K18, KB_##K19, KB_##K1A, KB_##K1B, KB_##K1C, KB_##K1D, KB_##K1E, KB_##K1F }, \
{ KB_##K20, KB_##K21, KB_##K22, KB_##K23, KB_##K24, KB_##K25, KB_##K26, KB_##K27 }, \
{ KB_##K28, KB_##K29, KB_##K2A, KB_##K2B, KB_##K2C, KB_##K2D, KB_##K2E, KB_##K2F }, \
{ KB_##K30, KB_##K31, KB_##K32, KB_##K33, KB_##K34, KB_##K35, KB_##K36, KB_##K37 }, \
{ KB_##K38, KB_##K39, KB_##K3A, KB_##K3B, KB_##K3C, KB_##K3D, KB_##K3E, KB_##K3F }, \
{ KB_##K40, KB_##K41, KB_##K42, KB_##K43, KB_##K44, KB_##K45, KB_##K46, KB_##K47 }, \
{ KB_##K48, KB_##K49, KB_##K4A, KB_##K4B, KB_##K4C, KB_##K4D, KB_##K4E, KB_##K4F }, \
{ KB_##K50, KB_##K51, KB_##K52, KB_##K53, KB_##K54, KB_##K55, KB_##K56, KB_##K57 }, \
{ KB_##K58, KB_##K59, KB_##K5A, KB_##K5B, KB_##K5C, KB_##K5D, KB_NO, KB_NO }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_##K64, KB_##K65, KB_##K66, KB_NO }, \
{ KB_##K68, KB_##K69, KB_##K6A, KB_##K6B, KB_##K6C, KB_##K6D, KB_##K6E, KB_NO }, \
{ KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, }, \
{ KB_NO, KB_NO, KB_##K7A, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO } \
}
// Assign Fn key(0-7) to a layer to which switch with the Fn key pressed.
static const uint8_t PROGMEM fn_layer[] = {
0, // Fn0
0, // Fn1
0, // Fn2
0, // Fn3
0, // Fn4
0, // Fn5
0, // Fn6
0 // Fn7
};
// Assign Fn key(0-7) to a keycode sent when release Fn key without use of the layer.
// See layer.c for details.
static const uint8_t PROGMEM fn_keycode[] = {
KB_NO, // Fn0
KB_NO, // Fn1
KB_NO, // Fn2
KB_NO, // Fn3
KB_NO, // Fn4
KB_NO, // Fn5
KB_NO, // Fn6
KB_NO // Fn7
};
static const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
/* 0: default
* ,---. ,------------------------, ,------------------------. ,---------.
* |Pow| | F1 | F2 | F3 | F4 | F5 | | F6 | F7 | F8 | F9 | F10| | F11| F12| ,-----------.
* `---' `------------------------' `------------------------' `---------' | *| /| +|
* ,-------------------------------------------------------------. ,---. ,---------------|
* |Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =| \| BS | |Hlp| | 7| 8| 9| -|
* |-------------------------------------------------------------| |---| |---------------|
* |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]|Del| | |Ins| | 4| 5| 6| ,|
* |---------------------------------------------------------' | |---| |---------------|
* |Ctrl | A| S| D| F| G| H| J| K| L| ;| '| `|Return| |Clr| | 1| 2| 3| |
* |-------------------------------------------------------------| |---| |-----------|Ent|
* |Shift | Z| X| C| V| B| N| M| ,| ,| /| |Shift | |PgU| | 0| .| Up| |
* |-------------------------------------------------------------| |---| |---------------|
* |Alt |Gui |Alt | Space | |Gui|App|Ctrl | |PgD| |Tab|Lef|Dow|Rig|
* `-------------------------------------------------------------' `---' `---------------'
*/
KEYMAP(
PWR, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PAST,PSLS,PPLS,
ESC, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, MINS,EQL, BSLS,BSPC, HELP, P7, P8, P9, PMNS,
TAB, Q, W, E, R, T, Y, U, I, O, P, LBRC,RBRC,DEL, INS, P4, P5, P6, PCMM,
CAPS,A, S, D, F, G, H, J, K, L, SCLN,QUOT,GRV, ENT, CLR, P1, P2, P3, PENT,
LSFT,Z, X, C, V, B, N, M, COMM,DOT, SLSH,RO, RSFT, PGUP, P0, PDOT,UP,
LCTL,LGUI,LALT, SPC, ERAS, RALT,RGUI,RCTL, PGDN, TAB, LEFT,DOWN,RGHT
),
};
uint8_t keymap_get_keycode(uint8_t layer, uint8_t row, uint8_t col)
{
return pgm_read_byte(&keymaps[(layer)][(row)][(col)]);
}
uint8_t keymap_fn_layer(uint8_t fn_bits)
{
return pgm_read_byte(&fn_layer[biton(fn_bits)]);
}
uint8_t keymap_fn_keycode(uint8_t fn_bits)
{
return pgm_read_byte(&fn_keycode[(biton(fn_bits))]);
}

26
sony_usb/led.c Normal file
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/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "stdint.h"
#include "news.h"
#include "led.h"
void led_set(uint8_t usb_led)
{
// not supported now
}

141
sony_usb/matrix.c Normal file
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/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <stdbool.h>
#include <avr/io.h>
#include <util/delay.h>
#include "print.h"
#include "util.h"
#include "news.h"
#include "matrix.h"
/*
* Matrix Array usage:
*
* ROW: 16
* COL:8
*
* 8bit wide
* +---------+
* 0|00 ... 07|
* 1|08 ... 0F|
* :| ... |
* :| ... |
* E|70 ... 77|
* F|78 ... 7F|
* +---------+
*
*/
static uint8_t matrix[MATRIX_ROWS];
#define ROW(code) ((code>>3)&0xF)
#define COL(code) (code&0x07)
static bool is_modified = false;
inline
uint8_t matrix_rows(void)
{
return MATRIX_ROWS;
}
inline
uint8_t matrix_cols(void)
{
return MATRIX_COLS;
}
void matrix_init(void)
{
news_init();
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;
return;
}
uint8_t matrix_scan(void)
{
is_modified = false;
uint8_t code;
code = news_recv();
if (code == 0) {
return 0;
}
phex(code); print(" ");
if (code&0x80) {
// break code
if (matrix_is_on(ROW(code), COL(code))) {
matrix[ROW(code)] &= ~(1<<COL(code));
is_modified = true;
}
} else {
// make code
if (!matrix_is_on(ROW(code), COL(code))) {
matrix[ROW(code)] |= (1<<COL(code));
is_modified = true;
}
}
return code;
}
bool matrix_is_modified(void)
{
return is_modified;
}
inline
bool matrix_has_ghost(void)
{
return false;
}
inline
bool matrix_is_on(uint8_t row, uint8_t col)
{
return (matrix[row] & (1<<col));
}
inline
uint8_t matrix_get_row(uint8_t row)
{
return matrix[row];
}
void matrix_print(void)
{
print("\nr/c 01234567\n");
for (uint8_t row = 0; row < matrix_rows(); row++) {
phex(row); print(": ");
pbin_reverse(matrix_get_row(row));
print("\n");
}
}
uint8_t matrix_key_count(void)
{
uint8_t count = 0;
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
count += bitpop(matrix[i]);
}
return count;
}

168
sony_usb/news.c Normal file
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/*
Copyright 2012 Jun WAKO <wakojun@gmail.com>
This software is licensed with a Modified BSD License.
All of this is supposed to be Free Software, Open Source, DFSG-free,
GPL-compatible, and OK to use in both free and proprietary applications.
Additions and corrections to this file are welcome.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of the copyright holders nor the names of
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdbool.h>
#include <avr/io.h>
#include <avr/interrupt.h>
#include "news.h"
void news_init(void)
{
NEWS_KBD_RX_INIT();
}
// RX ring buffer
#define RBUF_SIZE 8
static uint8_t rbuf[RBUF_SIZE];
static uint8_t rbuf_head = 0;
static uint8_t rbuf_tail = 0;
uint8_t news_recv(void)
{
uint8_t data = 0;
if (rbuf_head == rbuf_tail) {
return 0;
}
data = rbuf[rbuf_tail];
rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE;
return data;
}
// USART RX complete interrupt
ISR(NEWS_KBD_RX_VECT)
{
uint8_t next = (rbuf_head + 1) % RBUF_SIZE;
if (next != rbuf_tail) {
rbuf[rbuf_head] = NEWS_KBD_RX_DATA;
rbuf_head = next;
}
}
/*
SONY NEWS Keyboard Protocol
===========================
Resources
---------
Mouse protocol of NWA-5461(Japanese)
http://groups.google.com/group/fj.sys.news/browse_thread/thread/a01b3e3ac6ae5b2d
SONY NEWS Info(Japanese)
http://katsu.watanabe.name/doc/sonynews/
Pinouts
-------
EIA 232 male connector from NWP-5461
-------------
\ 1 2 3 4 5 /
\ 6 7 8 9 /
---------
1 VCC
2 BZ(Speaker)
3 Keyboard Data(from keyboard MCU TxD)
4 NC
5 FG
6 Unknown Input(to keyboard MCU RxD via schmitt trigger)
7 Mouse Data(from Mouse Ext connector)
8 Unknown Input(to Keyboard MCU Input via diode and buffer)
9 GND
NOTE: Two LED on keyboard are controlled by pin 6,8?
EIA 232 male connector from NWP-411A
-------------
\ 1 2 3 4 5 /
\ 6 7 8 9 /
---------
1 VCC
2 BZ(Speaker)
3 Keyboard Data(from keyboard MCU TxD)
4 NC
5 FG
6 NC
7 Mouse Data(from Mouse Ext connector)
8 NC
9 GND
NOTE: These are just from my guess and not confirmed.
Signaling
---------
~~~~~~~~~~ ____XOO0X111X222X333X444X555X666X777~~~~ ~~~~~~~
Idle Start LSB MSB Stop Idle
Idle: High
Start bit: Low
Stop bit: High
Bit order: LSB first
Baud rate: 9600
Interface: TTL level(5V) UART
NOTE: This is observed on NWP-5461 with its DIP switch all OFF.
Format
------
MSB LSB
7 6 5 4 3 2 1 0 bit
| | | | | | | |
| +-+-+-+-+-+-+-- scan code(00-7F)
+---------------- break flag: sets when released
Scan Codes
----------
SONY NEWS NWP-5461
,---. ,------------------------, ,------------------------. ,---------.
| 7A| | 01 | 02 | 03 | 04 | 05 | | 06 | 07 | 08 | 09 | 0A | | 68 | 69 | ,-----------.
`---' `------------------------' `------------------------' `---------' | 64| 65| 52|
,-------------------------------------------------------------. ,---. ,---------------|
| 0B| 0C| 0D| 0E| 0F| 10| 11| 12| 13| 14| 15| 16| 17| 18| 19 | | 6A| | 4B| 4C| 4D| 4E|
|-------------------------------------------------------------| |---| |---------------|
| 1A | 1B| 1C| 1D| 1E| 1F| 20| 21| 22| 23| 24| 25| 26| 27| | | 6B| | 4F| 50| 51| 56|
|---------------------------------------------------------' | |---| |---------------|
| 28 | 29| 2A| 2B| 2C| 2D| 2E| 2F| 30| 31| 32| 33| 34| 35 | | 6C| | 53| 54| 55| |
|-------------------------------------------------------------| |---| |-----------| 5A|
| 36 | 37| 38| 39| 3A| 3B| 3C| 3D| 3E| 3F| 40| 41| 42 | | 6D| | 57| 59| 58| |
|-------------------------------------------------------------| |---| |---------------|
| 43 | 44 | 45 | 46 | 47 | 48| 49| 4A | | 6E| | 66| 5B| 5C| 5D|
`-------------------------------------------------------------' `---' `---------------'
*/

51
sony_usb/news.h Normal file
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/*
Copyright 2012 Jun WAKO <wakojun@gmail.com>
This software is licensed with a Modified BSD License.
All of this is supposed to be Free Software, Open Source, DFSG-free,
GPL-compatible, and OK to use in both free and proprietary applications.
Additions and corrections to this file are welcome.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of the copyright holders nor the names of
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef NEWS_H
#define NEWS_H
/*
* Primitive PS/2 Library for AVR
*/
/* host role */
void news_init(void);
uint8_t news_recv(void);
/* device role */
#endif

3
usb_keycodes.h
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@ -67,6 +67,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define KB_APP KB_APPLICATION
#define KB_NUHS KB_NONUS_HASH
#define KB_NUBS KB_NONUS_BSLASH
#define KB_ERAS KB_ALT_ERASE,
#define KB_CLR KB_CLEAR
/* for Japanese */
#define KB_ZKHK KB_GRAVE
#define KB_RO KB_INT1
@ -86,6 +88,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define KB_P9 KB_KP_9
#define KB_P0 KB_KP_0
#define KB_PDOT KB_KP_DOT
#define KB_PCMM KB_KP_COMMA
#define KB_PSLS KB_KP_SLASH
#define KB_PAST KB_KP_ASTERISK
#define KB_PMNS KB_KP_MINUS