Adding build target for Tytera MD-390 radio

meson.build

@@ -134,12 +134,24 @@ md380_src = src + stm32f405_src + ['platform/drivers/display/HX83XX_MDxx380.c',
                                    'platform/drivers/keyboard/keyboard_MDxx380.c',
                                    'platform/drivers/ADC/ADC1_MDxx380.c',
                                    'platform/drivers/tones/toneGenerator_MDxx380.c',
-                                   'platform/targets/MD380/platform.c',
+                                   'platform/targets/MD-380/platform.c',
                                    'openrtx/src/graphics/graphics_rgb565.c']
 
+md380_inc = inc + stm32f405_inc + ['platform/targets/MD-380']
 md380_def = def + stm32f405_def
 
-md380_inc = inc + stm32f405_inc + ['platform/targets/MD380']
+
+## TYT MD390
+md390_src = src + stm32f405_src + ['platform/drivers/display/HX83XX_MDxx380.c',
+                                   'platform/drivers/keyboard/keyboard_MDxx380.c',
+                                   'platform/drivers/ADC/ADC1_MDxx380.c',
+                                   'platform/drivers/tones/toneGenerator_MDxx380.c',
+                                   'platform/targets/MD-390/platform.c',
+                                   'openrtx/src/graphics/graphics_rgb565.c']
+
+md390_inc = inc + stm32f405_inc + ['platform/targets/MD-390']
+md390_def = def + stm32f405_def
+
 
 
 ## TYT MD-UV380
@@ -149,9 +161,9 @@ mduv380_src = src + stm32f405_src + ['platform/drivers/display/HX83XX_MDxx380.c'
                                      'platform/targets/MD-UV380/platform.c',
                                      'openrtx/src/graphics/graphics_rgb565.c']
 
+mduv380_inc = inc + stm32f405_inc + ['platform/targets/MD-UV380']
 mduv380_def = def + stm32f405_def
 
-mduv380_inc = inc + stm32f405_inc + ['platform/targets/MD-UV380']
 
 ##
 ## Compilation defines
@@ -182,6 +194,15 @@ foreach k, v : md380_def
   endif
 endforeach
 
+md390_args = []
+foreach k, v : md390_def
+  if v == ''
+    md390_args += '-D@0@'.format(k)
+  else
+    md390_args += '-D@0@=@1@'.format(k, v)
+  endif
+endforeach
+
 mduv380_args = []
 foreach k, v : mduv380_def
   if v == ''
@@ -202,6 +223,10 @@ md380_opts = {'sources': md380_src,
               'link_args' : '-Wl,-T../platform/mcu/STM32F4xx/linker_script.ld',
               'include_directories': md380_inc}
 
+md390_opts = {'sources': md390_src,
+              'c_args': md390_args,
+              'link_args' : '-Wl,-T../platform/mcu/STM32F4xx/linker_script.ld',
+              'include_directories': md390_inc}
 
 mduv380_opts = {'sources': mduv380_src,
                 'c_args': mduv380_args,
@@ -224,7 +249,7 @@ targets = [
    'load_addr': '0x0800C000'},
 
   {'name': 'md390',
-   'opts': md380_opts,
+   'opts': md390_opts,
    'flashable': true,
    'wrap': 'MD390',
    'load_addr': '0x0800C000'},

platform/drivers/ADC/ADC1_MDxx380.c

@@ -34,7 +34,7 @@ void adc1_init()
      * - PB0: RSSI level
      */
     gpio_setMode(AIN_VBAT,   INPUT_ANALOG);
-    #ifdef PLATFORM_MD380
+    #if defined(PLATFORM_MD380) || defined(PLATFORM_MD390)
     gpio_setMode(AIN_VOLUME, INPUT_ANALOG);
     gpio_setMode(AIN_MIC,    INPUT_ANALOG);
     gpio_setMode(AIN_RSSI,   INPUT_ANALOG);
@@ -64,7 +64,7 @@ void adc1_init()
               | ADC_CR2_ADON;
 
     /* Scan sequence config. */
-    #ifdef PLATFORM_MD380
+    #if defined(PLATFORM_MD380) || defined(PLATFORM_MD390)
     ADC1->SQR1 = 3 << 20;    /* Four channels to be converted          */
     ADC1->SQR3 |= (1 << 0)   /* CH1, battery voltage on PA1            */
                |  (8 << 5)   /* CH8, RSSI value on PB0                 */

platform/targets/MD-390/hwconfig.h

@@ -0,0 +1,78 @@
+/***************************************************************************
+ *   Copyright (C) 2020 by Federico Amedeo Izzo IU2NUO,                    *
+ *                         Niccolò Izzo IU2KIN                             *
+ *                         Silvano Seva IU2KWO                             *
+ *                                                                         *
+ *   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 3 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 HWCONFIG_H
+#define HWCONFIG_H
+
+#include <stm32f4xx.h>
+
+#define PLATFORM_MD390
+
+/* Screen dimensions */
+#define SCREEN_WIDTH 160
+#define SCREEN_HEIGHT 128
+
+/* Display */
+#define LCD_D0  GPIOD,14
+#define LCD_D1  GPIOD,15
+#define LCD_D2  GPIOD,0
+#define LCD_D3  GPIOD,1
+#define LCD_D4  GPIOE,7
+#define LCD_D5  GPIOE,8
+#define LCD_D6  GPIOE,9
+#define LCD_D7  GPIOE,10
+#define LCD_WR  GPIOD,5
+#define LCD_RD  GPIOD,4
+#define LCD_CS  GPIOD,6
+#define LCD_RS  GPIOD,12
+#define LCD_RST GPIOD,13
+#define LCD_BKLIGHT GPIOC,6
+
+/* Signalling LEDs */
+#define GREEN_LED  GPIOE,0
+#define RED_LED    GPIOE,1
+
+/* Analog inputs */
+#define AIN_VOLUME GPIOA,0
+#define AIN_VBAT   GPIOA,1
+#define AIN_MIC    GPIOA,3
+#define AIN_RSSI   GPIOB,0
+
+/* Channel selection rotary encoder */
+#define CH_SELECTOR_0 GPIOE,14
+#define CH_SELECTOR_1 GPIOE,15
+#define CH_SELECTOR_2 GPIOB,10
+#define CH_SELECTOR_3 GPIOB,11
+
+/* Push-to-talk switch */
+#define PTT_SW GPIOE,11
+
+/*
+ * Keyboard. Here we define only rows, since coloumn lines are the same as
+ * LCD_Dx. See also: https://www.qsl.net/dl4yhf/RT3/md380_hw.html#keyboard
+ */
+#define KB_ROW1 GPIOA,6 /* K1 */
+#define KB_ROW2 GPIOD,2 /* K2 */
+#define KB_ROW3 GPIOD,3 /* K3 */
+
+/* Tone generator  */
+#define CTCSS_OUT GPIOC,7   /* System "beep" */
+#define BEEP_OUT  GPIOC,8   /* CTCSS tone    */
+
+#endif

platform/targets/MD-390/platform.c

@@ -0,0 +1,171 @@
+/***************************************************************************
+ *   Copyright (C) 2020 by Federico Amedeo Izzo IU2NUO,                    *
+ *                         Niccolò Izzo IU2KIN                             *
+ *                         Silvano Seva IU2KWO                             *
+ *                                                                         *
+ *   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 3 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 <platform.h>
+#include <gpio.h>
+#include "hwconfig.h"
+#include "ADC1_MDxx380.h"
+
+void platform_init()
+{
+    /* Configure GPIOs */
+    gpio_setMode(GREEN_LED, OUTPUT);
+    gpio_setMode(RED_LED, OUTPUT);
+
+    gpio_setMode(LCD_BKLIGHT, ALTERNATE);
+    gpio_setAlternateFunction(LCD_BKLIGHT, 3);
+
+    gpio_setMode(CH_SELECTOR_0, INPUT);
+    gpio_setMode(CH_SELECTOR_1, INPUT);
+    gpio_setMode(CH_SELECTOR_2, INPUT);
+    gpio_setMode(CH_SELECTOR_3, INPUT);
+
+    gpio_setMode(PTT_SW, INPUT);
+
+    /*
+     * Initialise ADC1, for vbat, RSSI, ... 
+     * Configuration of corresponding GPIOs in analog input mode is done inside
+     * the driver.
+     */
+    adc1_init();
+
+    /*
+     * Configure TIM8 for backlight PWM: Fpwm = 100kHz, 8 bit of resolution
+     * APB2 freq. is 84MHz, then: PSC = 327 to have Ftick = 256.097kHz
+     * With ARR = 256, Fpwm is 100kHz;
+     * Backlight pin is connected to TIM8 CR1.
+     */
+    RCC->APB2ENR |= RCC_APB2ENR_TIM8EN;
+    TIM8->ARR = 255;
+    TIM8->PSC = 327;
+    TIM8->CNT = 0;
+    TIM8->CR1   |= TIM_CR1_ARPE;    /* LCD backlight is on PC6, TIM8-CH1 */
+    TIM8->CCMR1 |= TIM_CCMR1_OC1M_2
+                |  TIM_CCMR1_OC1M_1
+                |  TIM_CCMR1_OC1PE;
+    TIM8->CCER  |= TIM_CCER_CC1E;
+    TIM8->BDTR  |= TIM_BDTR_MOE;
+    TIM8->CCR1 = 0;
+    TIM8->EGR  = TIM_EGR_UG;        /* Update registers */
+    TIM8->CR1 |= TIM_CR1_CEN;       /* Start timer */
+}
+
+void platform_terminate()
+{
+    /* Shut down backlight */
+    gpio_setMode(LCD_BKLIGHT, OUTPUT);
+    gpio_clearPin(LCD_BKLIGHT);
+
+    /* Shut down LEDs */
+    gpio_clearPin(GREEN_LED);
+    gpio_clearPin(RED_LED);
+
+    /* Shut down timer */
+    RCC->APB2ENR &= ~RCC_APB2ENR_TIM8EN;
+
+    /* Shut down ADC */
+    adc1_terminate();
+}
+
+float platform_getVbat()
+{
+    /*
+     * Battery voltage is measured through an 1:3 voltage divider and
+     * adc1_getMeasurement returns a value in mV. Thus, to have effective
+     * battery voltage multiply by three and divide by 1000
+     */
+    return adc1_getMeasurement(0)*3.0f/1000.0f;
+}
+
+float platform_getMicLevel()
+{
+    return adc1_getMeasurement(2);
+}
+
+float platform_getVolumeLevel()
+{
+    return adc1_getMeasurement(3);
+}
+
+uint8_t platform_getChSelector()
+{
+    static const uint8_t rsPositions[] = { 11, 14, 10, 15, 6, 3, 7, 2, 12, 13,
+                                           9, 16, 5, 4, 8, 1 };
+    int pos = gpio_readPin(CH_SELECTOR_0)
+            | (gpio_readPin(CH_SELECTOR_1) << 1)
+            | (gpio_readPin(CH_SELECTOR_2) << 2)
+            | (gpio_readPin(CH_SELECTOR_3) << 3);
+    return rsPositions[pos];
+}
+
+bool platform_getPttStatus()
+{
+    /* PTT line has a pullup resistor with PTT switch closing to ground */
+    return (gpio_readPin(PTT_SW) == 0) ? true : false;
+}
+
+void platform_ledOn(led_t led)
+{
+    switch(led)
+    {
+        case GREEN:
+            gpio_setPin(GREEN_LED);
+            break;
+
+        case RED:
+            gpio_setPin(RED_LED);
+            break;
+
+        default:
+            break;
+    }
+}
+
+void platform_ledOff(led_t led)
+{
+    switch(led)
+    {
+        case GREEN:
+            gpio_clearPin(GREEN_LED);
+            break;
+
+        case RED:
+            gpio_clearPin(RED_LED);
+            break;
+
+        default:
+            break;
+    }
+}
+
+void platform_beepStart(uint16_t freq)
+{
+    /* TODO */
+    (void) freq;
+}
+
+void platform_beepStop()
+{
+    /* TODO */
+}
+
+void platform_setBacklightLevel(uint8_t level)
+{
+    TIM8->CCR1 = level;
+}