mirror of
https://github.com/meshtastic/firmware.git
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ca4c1c9d7c
* Moved button thread to its own file * Move some debug code blocks into their own files * Shutdown refactoring * Removed GENIEBLOCKS
44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
#include "../configuration.h"
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#include "../main.h"
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#include <Wire.h>
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#ifndef NO_WIRE
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void scanI2Cdevice(void)
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{
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byte err, addr;
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int nDevices = 0;
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for (addr = 1; addr < 127; addr++) {
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Wire.beginTransmission(addr);
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err = Wire.endTransmission();
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if (err == 0) {
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DEBUG_MSG("I2C device found at address 0x%x\n", addr);
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nDevices++;
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if (addr == SSD1306_ADDRESS) {
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screen_found = addr;
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DEBUG_MSG("ssd1306 display found\n");
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}
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if (addr == ST7567_ADDRESS) {
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screen_found = addr;
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DEBUG_MSG("st7567 display found\n");
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}
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#ifdef AXP192_SLAVE_ADDRESS
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if (addr == AXP192_SLAVE_ADDRESS) {
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axp192_found = true;
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DEBUG_MSG("axp192 PMU found\n");
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}
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#endif
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} else if (err == 4) {
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DEBUG_MSG("Unknow error at address 0x%x\n", addr);
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}
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}
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if (nDevices == 0)
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DEBUG_MSG("No I2C devices found\n");
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else
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DEBUG_MSG("done\n");
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}
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#else
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void scanI2Cdevice(void) {}
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#endif |