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DIGIPOT_I2C pins for SMOOTHIEBOARD (#19098)

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Greg Nutt 2020-08-22 00:47:25 -04:00 committed by GitHub
parent 563eda4b6b
commit aa92fa7ee3
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1 changed files with 17 additions and 0 deletions
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17
Marlin/src/pins/lpc1769/pins_SMOOTHIEBOARD.h
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@ -114,3 +114,20 @@
#error "Marlin's Smoothieboard support cannot drive your LCD."
#endif
/**
* I2C Digipots - MCP4451
* Address 58 (2C << 1)
* Set from 0 - 127 with stop bit.
* (Ex. 3F << 1 | 1)
*/
#define DIGIPOTS_I2C_SCL P0_0
#define DIGIPOTS_I2C_SDA_X P0_04
#define DIGIPOTS_I2C_SDA_Y P0_10
#define DIGIPOTS_I2C_SDA_Z P0_19
#define DIGIPOTS_I2C_SDA_E0 P0_21
#define DIGIPOTS_I2C_SDA_E1 P4_29
#ifndef DIGIPOT_I2C_ADDRESS_A
#define DIGIPOT_I2C_ADDRESS_A 0x2C // unshifted slave address (58 <- 2C << 1)
#endif