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Support detecting RAK14006 KB

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This commit is contained in:
Thomas Göttgens
2022-05-09 20:12:49 +02:00
parent 7f0fd642ec
commit e48285a33a
3 changed files with 21 additions and 2 deletions
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18
src/debug/i2cScan.h
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@@ -34,6 +34,7 @@ uint8_t oled_probe(byte addr)
void scanI2Cdevice(void)
{
byte err, addr;
uint8_t r = 0x00;
int nDevices = 0;
for (addr = 1; addr < 127; addr++) {
Wire.beginTransmission(addr);
@@ -72,7 +73,22 @@ void scanI2Cdevice(void)
#endif
if (addr == CARDKB_ADDR) {
cardkb_found = addr;
DEBUG_MSG("m5 cardKB found\n");
// Do we have the RAK14006 instead?
Wire.beginTransmission(addr);
Wire.write(0x04); // SENSOR_GET_VERSION
Wire.endTransmission();
delay(20);
Wire.requestFrom((int)addr, 1);
if (Wire.available()) {
r = Wire.read();
}
if (r == 0x02) { // KEYPAD_VERSION
DEBUG_MSG("RAK14004 found\n");
kb_model = 0x02;
} else {
DEBUG_MSG("m5 cardKB found\n");
kb_model = 0x00;
}
}
if (addr == FACESKB_ADDR) {
faceskb_found = addr;