GPIOSignals
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GPIO Signals
Within the source software, there are a number of references to GPIO pins with respect to specific functions. The following table attempts to collate all of the references:
| INTERFACE | SOURCEFILE | FUNCTION |
| GPA0 | ||
| GPA1 | ||
| GPA2 | ||
| GPA3 | ||
| GPA4 | ||
| GPA5 | ||
| GPA6 | ||
| GPA7 | ||
| GPA8 | ||
| GPA9 | ||
| GPA10 | ||
| GPA11 | ||
| GPA12 | ||
| GPA13 | ||
| GPA14 | ||
| GPA15 | ||
| GPA16 | ||
| GPA17 | ||
| GPA18 | ||
| GPA19 | ||
| GPA20 | ||
| GPA21 | ||
| GPA22 | ||
| GPB0 | reciva_backlight_potas.c | Menu/Volume LEDs |
| GPB1 | ||
| GPB2 | ||
| GPB3 | ||
| GPB4 | ||
| GPB5 | ||
| GPB6 | ||
| GPB7 | ||
| GPB8 | ||
| GPB9 | reciva_keypad_generic.c | Keypad Column 3 (Config 1) |
| GPB10 | ||
| GPB11 | ||
| GPC0 | ||
| GPC1 | reciva_audio_mute.c | Mute Audio (option2) |
| GPC2 | ||
| GPC3 | ||
| GPC4 | ||
| GPC5 | ||
| GPC6 | ||
| GPC7 | ||
| GPC8 | ||
| GPC9 | ||
| GPC10 | ||
| GPC11 | ||
| GPC12 | ||
| GPC13 | ||
| GPC14 | ||
| GPC15 | ||
| GPD0 | ||
| GPD1 | ||
| GPD2 | ||
| GPD3 | ||
| GPD4 | ||
| GPD5 | ||
| GPD6 | ||
| GPD7 | ||
| GPD8 | reciva_keypad_generic.c | Keypad Column 0 |
| GPD9 | reciva_keypad_generic.c | Keypad Column 1 |
| GPD10 | reciva_keypad_generic.c | Keypad Column 2 |
| GPD11 | ||
| GPD12 | ||
| GPD13 | ||
| GPD14 | ||
| GPD15 | ||
| GPE0 | ||
| GPE1 | ||
| GPE2 | ||
| GPE3 | ||
| GPE4 | ||
| GPE5 | ||
| GPE6 | ||
| GPE7 | ||
| GPE8 | ||
| GPE9 | ||
| GPE10 | ||
| GPE11 | ||
| GPE12 | ||
| GPE13 | ||
| GPE14 | reciva_i2c_master.c | I2C SCL |
| reciva_i2c_slave.c | I2C SCL | |
| GPE15 | reciva_i2c_master.c | I2C SDA |
| reciva_i2c_slave.c | I2C SDA | |
| GPF0 | ||
| GPF1 | ||
| GPF2 | ||
| GPF3 | ||
| GPF4 | ||
| GPF5 | ||
| GPF6 | ||
| GPF7 | ||
| GPG0 | ||
| GPG1 | ||
| GPG2 | ||
| GPG3 | reciva_audio_mute.c | Mute Audio (option1) |
| GPG4 | ||
| GPG5 | reciva_keypad_generic.c | Keypad Column 3 (Config 2) |
| GPG6 | ||
| GPG7 | ||
| GPG8 | reciva_i2c_slave.c | I2C Address0 |
| reciva_keypad_generic.c | Keypad Row 0 | |
| GPG9 | reciva_i2c_slave.c | I2C Address1 |
| reciva_keypad_generic.c | Keypad Row 1 | |
| GPG10 | reciva_i2c_slave.c | I2C Address2 |
| reciva_keypad_generic.c | Keypad Row 2 | |
| GPG11 | reciva_i2c_slave.c | I2C Address3 |
| reciva_keypad_generic.c | Keypad Row 3 | |
| GPG12 | ||
| GPG13 | ||
| GPG14 | ||
| GPG15 | ||
| GPH0 | ||
| GPH1 | ||
| GPH2 | ||
| GPH3 | ||
| GPH4 | ||
| GPH5 | ||
| GPH6 | ||
| GPH7 | ||
| GPH8 | ||
| GPH9 | ||
| GPH10 |
Got to reciva_i2c_slave.c