// - unused : input : 1
// - input : input : 1
// - driving : output : 0
- mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(IODIRA, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(0b10000000, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(0b11111111, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
- i2c_stop(ERGODOX_EZ_I2C_TIMEOUT);
+ mcp23018_status = i2c_start(I2C_ADDR_WRITE, I2C_TIMEOUT); if (mcp23018_status) goto out;
+ mcp23018_status = i2c_write(IODIRA, I2C_TIMEOUT); if (mcp23018_status) goto out;
+ mcp23018_status = i2c_write(0b10000000, I2C_TIMEOUT); if (mcp23018_status) goto out;
+ mcp23018_status = i2c_write(0b11111111, I2C_TIMEOUT); if (mcp23018_status) goto out;
+ i2c_stop();
// set pull-up
// - unused : on : 1
// - input : on : 1
// - driving : off : 0
- mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(GPPUA, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(0b10000000, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
- mcp23018_status = i2c_write(0b11111111, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
+ mcp23018_status = i2c_start(I2C_ADDR_WRITE, I2C_TIMEOUT); if (mcp23018_status) goto out;
+ mcp23018_status = i2c_write(GPPUA, I2C_TIMEOUT); if (mcp23018_status) goto out;
+ mcp23018_status = i2c_write(0b10000000, I2C_TIMEOUT); if (mcp23018_status) goto out;
+ mcp23018_status = i2c_write(0b11111111, I2C_TIMEOUT); if (mcp23018_status) goto out;
out:
- i2c_stop(ERGODOX_EZ_I2C_TIMEOUT);
+ i2c_stop();
// SREG=sreg_prev;
//uprintf("Init %x\n", mcp23018_status);
return mcp23018_status;