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Add support for Hackaday Communicator function keys

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This commit is contained in:
Jonathan Bennett
2026-01-26 16:55:52 -06:00
parent 7efc3e3770
commit 495cd240e3
5 changed files with 58 additions and 7 deletions
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20
src/graphics/Screen.cpp
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@@ -1731,6 +1731,26 @@ int Screen::handleInputEvent(const InputEvent *event)
showFrame(FrameDirection::PREVIOUS);
} else if (event->inputEvent == INPUT_BROKER_RIGHT || event->inputEvent == INPUT_BROKER_USER_PRESS) {
showFrame(FrameDirection::NEXT);
} else if (event->inputEvent == INPUT_BROKER_FN_F1) {
this->ui->switchToFrame(0);
lastScreenTransition = millis();
setFastFramerate();
} else if (event->inputEvent == INPUT_BROKER_FN_F2) {
this->ui->switchToFrame(1);
lastScreenTransition = millis();
setFastFramerate();
} else if (event->inputEvent == INPUT_BROKER_FN_F3) {
this->ui->switchToFrame(2);
lastScreenTransition = millis();
setFastFramerate();
} else if (event->inputEvent == INPUT_BROKER_FN_F4) {
this->ui->switchToFrame(3);
lastScreenTransition = millis();
setFastFramerate();
} else if (event->inputEvent == INPUT_BROKER_FN_F5) {
this->ui->switchToFrame(4);
lastScreenTransition = millis();
setFastFramerate();
} else if (event->inputEvent == INPUT_BROKER_UP_LONG) {
// Long press up button for fast frame switching
showPrevFrame();

13
src/input/HackadayCommunicatorKeyboard.cpp
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@@ -20,20 +20,20 @@ constexpr uint8_t modifierLeftShift = 0b0001;
// Num chars per key, Modulus for rotating through characters
static uint8_t HackadayCommunicatorTapMod[_TCA8418_NUM_KEYS] = {
0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 1, 2, 2, 2, 2, 2, 2, 0, 0, 0, 1, 2, 2, 2, 1, 2, 2, 0, 0, 0, 2, 1, 2, 2, 0, 1, 1, 0,
};
static unsigned char HackadayCommunicatorTapMap[_TCA8418_NUM_KEYS][2] = {{},
{},
{Key::FUNCTION_F1},
{'+'},
{'9'},
{'8'},
{'7'},
{'2'},
{'3'},
{'4'},
{'5'},
{Key::FUNCTION_F2},
{Key::FUNCTION_F3},
{Key::FUNCTION_F4},
{Key::FUNCTION_F5},
{Key::ESC},
{'q', 'Q'},
{'w', 'W'},
@@ -141,6 +141,7 @@ void HackadayCommunicatorKeyboard::pressed(uint8_t key)
if (state == Init || state == Busy) {
return;
}
LOG_DEBUG("Key pressed: %u", key);
if (modifierFlag && (millis() - last_modifier_time > _TCA8418_MULTI_TAP_THRESHOLD)) {
modifierFlag = 0;

5
src/input/InputBroker.h
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@@ -27,6 +27,11 @@ enum input_broker_event {
INPUT_BROKER_SHUTDOWN = 0x9b,
INPUT_BROKER_GPS_TOGGLE = 0x9e,
INPUT_BROKER_SEND_PING = 0xaf,
INPUT_BROKER_FN_F1 = 0xf1,
INPUT_BROKER_FN_F2 = 0xf2,
INPUT_BROKER_FN_F3 = 0xf3,
INPUT_BROKER_FN_F4 = 0xf4,
INPUT_BROKER_FN_F5 = 0xf5,
INPUT_BROKER_MATRIXKEY = 0xFE,
INPUT_BROKER_ANYKEY = 0xff

7
src/input/TCA8418KeyboardBase.h
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@@ -26,7 +26,12 @@ class TCA8418KeyboardBase
GPS_TOGGLE = 0x9E,
MUTE_TOGGLE = 0xAC,
SEND_PING = 0xAF,
BL_TOGGLE = 0xAB
BL_TOGGLE = 0xAB,
FUNCTION_F1 = 0xF1,
FUNCTION_F2 = 0xF2,
FUNCTION_F3 = 0xF3,
FUNCTION_F4 = 0xF4,
FUNCTION_F5 = 0xF5
};
typedef uint8_t (*i2c_com_fptr_t)(uint8_t dev_addr, uint8_t reg_addr, uint8_t *data, uint8_t len);

20
src/input/kbI2cBase.cpp
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@@ -321,6 +321,26 @@ int32_t KbI2cBase::runOnce()
e.inputEvent = INPUT_BROKER_ANYKEY;
e.kbchar = INPUT_BROKER_MSG_TAB;
break;
case TCA8418KeyboardBase::FUNCTION_F1:
e.inputEvent = INPUT_BROKER_FN_F1;
e.kbchar = 0x00;
break;
case TCA8418KeyboardBase::FUNCTION_F2:
e.inputEvent = INPUT_BROKER_FN_F2;
e.kbchar = 0x00;
break;
case TCA8418KeyboardBase::FUNCTION_F3:
e.inputEvent = INPUT_BROKER_FN_F3;
e.kbchar = 0x00;
break;
case TCA8418KeyboardBase::FUNCTION_F4:
e.inputEvent = INPUT_BROKER_FN_F4;
e.kbchar = 0x00;
break;
case TCA8418KeyboardBase::FUNCTION_F5:
e.inputEvent = INPUT_BROKER_FN_F5;
e.kbchar = 0x00;
break;
default:
if (nextEvent > 127) {
e.inputEvent = INPUT_BROKER_NONE;