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CS7000: driver for channel selector knob

This commit is contained in:
Silvano Seva 2024-10-15 19:04:36 +02:00
parent cb338ceb3d
commit 6513d5593a
2 changed files with 59 additions and 5 deletions
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59
platform/drivers/keyboard/keyboard_CS7000.c
View File

@ -19,6 +19,7 @@
#include <peripherals/gpio.h> #include <peripherals/gpio.h>
#include <interfaces/delays.h> #include <interfaces/delays.h>
#include <interfaces/keyboard.h> #include <interfaces/keyboard.h>
#include <interfaces/platform.h>
#include <hwconfig.h> #include <hwconfig.h>
@ -40,6 +41,25 @@
* *
*/ */
static uint8_t knobPrev = 0;
static uint8_t knobPos = 0;
static uint8_t getKnobPos()
{
static const uint8_t knobTable[] =
{
0x09, 0x0A, 0x04, 0x03, 0x08,
0x07, 0x05, 0x06, 0x0C, 0x0B,
0x01, 0x02, 0x0D, 0x0E, 0x10, 0x0F
};
uint8_t encState = (gpio_readPin(CH_SELECTOR_3) << 3)
| (gpio_readPin(CH_SELECTOR_2) << 2)
| (gpio_readPin(CH_SELECTOR_1) << 1)
| gpio_readPin(CH_SELECTOR_0);
return knobTable[encState];
}
void kbd_init() void kbd_init()
{ {
@ -48,6 +68,14 @@ void kbd_init()
gpio_setMode(SIDE_KEY2, INPUT); gpio_setMode(SIDE_KEY2, INPUT);
gpio_setMode(SIDE_KEY3, INPUT); gpio_setMode(SIDE_KEY3, INPUT);
gpio_setMode(ALARM_KEY, INPUT); gpio_setMode(ALARM_KEY, INPUT);
gpio_setMode(CH_SELECTOR_0, INPUT);
gpio_setMode(CH_SELECTOR_1, INPUT);
gpio_setMode(CH_SELECTOR_2, INPUT);
gpio_setMode(CH_SELECTOR_3, INPUT);
knobPos = getKnobPos();
knobPrev = knobPos;
} }
void kbd_terminate() void kbd_terminate()
@ -59,6 +87,29 @@ keyboard_t kbd_getKeys()
{ {
keyboard_t keys = 0; keyboard_t keys = 0;
knobPos = getKnobPos();
if(knobPos != knobPrev)
{
if(knobPos > knobPrev)
keys |= KNOB_RIGHT;
else if(knobPos < knobPrev)
keys |= KNOB_LEFT;
if((knobPos > 8) && (knobPrev < 8))
{
keys |= KNOB_LEFT;
keys &= ~KNOB_RIGHT;
}
if((knobPos < 8) && (knobPrev > 8))
{
keys |= KNOB_RIGHT;
keys &= ~KNOB_LEFT;
}
knobPrev = knobPos;
}
/* /*
* Rows and columns lines are in common with the display, so we have to * Rows and columns lines are in common with the display, so we have to
* configure them as inputs before scanning. However, before configuring them * configure them as inputs before scanning. However, before configuring them
@ -136,3 +187,11 @@ keyboard_t kbd_getKeys()
return keys; return keys;
} }
/*
* This function is defined in platform.h
*/
int8_t platform_getChSelector()
{
return knobPos;
}

5
platform/targets/CS7000/platform.c
View File

@ -120,11 +120,6 @@ uint8_t platform_getVolumeLevel()
return output; return output;
} }
int8_t platform_getChSelector()
{
return 0; // TODO
}
bool platform_getPttStatus() bool platform_getPttStatus()
{ {
/* PTT line has a pullup resistor with PTT switch closing to ground */ /* PTT line has a pullup resistor with PTT switch closing to ground */