Whirlybird: Difference between revisions
m →M.2 (NGFF) Key E: U16:P0_5 corrected to Pin 54 |
→PI4IOE5V6416 I2C GPIO Expander: Most of the I/O connections |
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{| class="wikitable" | {| class="wikitable" | ||
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! Pin # !! Name !! Description | ! Pin # !! Name !! Description|Function | ||
|- | |- | ||
| 1 || P0_0 || | | 1 || P0_0 || I/O M3 via R51 | ||
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| 2 || P0_1 || | | 2 || P0_1 || I/O U6 & U8 Pin 3 (TP12,TP70) | ||
|- | |- | ||
| 3 || P0_2 || | | 3 || P0_2 || I/O U56 | ||
|- | |- | ||
| 4 || P0_3 || | | 4 || P0_3 || I/O M5 Pin 67 | ||
|- | |- | ||
| 5 || P0_4 || | | 5 || P0_4 || GND M5 Pin 54 | ||
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| 6 || P0_5 || | | 6 || P0_5 || U15 Pin 4 via R44 (TP67) | ||
|- | |- | ||
| 7 || P0_6 || | | 7 || P0_6 || P3 Pin 6 (TP68) | ||
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| 8 || P0_7 || | | 8 || P0_7 || (TP62) | ||
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| 9 || Vss || Ground | | 9 || Vss || Ground | ||
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| 10 || P1_0 || | | 10 || P1_0 || U54 Pin 4 via R80 & R34 (TP73) | ||
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| 11 || P1_1 || | | 11 || P1_1 || J8 Pin 10 & R74 to GND (TP74) | ||
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| 12 || P1_2 || | | 12 || P1_2 || ??? | ||
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| 13 || P1_3 || | | 13 || P1_3 || ??? | ||
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| 14 || P1_4 || | | 14 || P1_4 || ??? via R48 | ||
|- | |- | ||
| 15 || P1_5 || | | 15 || P1_5 || U17 Pin 1 (TOUT) & J9 & Pull-up via R7 | ||
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| 16 || P1_6 || | | 16 || P1_6 || U1 Pin 4 (TP2,TP81) | ||
|- | |- | ||
| 17 || P1_7 || | | 17 || P1_7 || J9 (TP80) | ||
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| 18 || ADDR || Address input, to Vdd or ground | | 18 || ADDR || Address input, to Vdd or ground | ||
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| 21 || Vdd(P) || Power for Port P | | 21 || Vdd(P) || Power for Port P | ||
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| 22 || INT || Interrupt output, connect to Vdd via pull-up resistor | | 22 || INT || ESP32 GPIO8. Interrupt output, connect to Vdd via pull-up resistor | ||
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| 23 || Vdd(I2C) || Power from I2C-bus, provides voltage-level translation | | 23 || Vdd(I2C) || Power from I2C-bus, provides voltage-level translation | ||