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--- nyan:lora_dev_boards [2024/03/30 00:20] – river
+++ nyan:lora_dev_boards [2024/06/20 03:01] (current) – river
@@ Line 85: / Line 85: @@
 ''espefuse.py  --port /dev/ttyUSB0 burn_efuse STRAP_JTAG_SEL''
+Read fuses:
+''espefuse.py summary''
 === Other ===
@@ Line 198: / Line 202: @@
 | 7 | MOSI |
+==== I2C ====
+RP2040 has two I2C peripherals. In Arduino they are called Wire for i2c0 and Wire1 for i2c1.
+I am using I2C1 on GPIOs 14 and 15, pins 19 (SDA) and 20 (SCL) on pico board.