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33 lines
1006 B
C
33 lines
1006 B
C
#include "p_i2c.h"
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struct i2c_m_sync_desc p_i2c_master;
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void p_i2c_init(void)
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{
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//// clock init
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//hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM3_GCLK_ID_CORE, CONF_GCLK_SERCOM3_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
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//hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM3_GCLK_ID_SLOW, CONF_GCLK_SERCOM3_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
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//
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//hri_mclk_set_APBBMASK_SERCOM3_bit(MCLK);
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//
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//i2c_m_sync_init(&p_i2c_master, I2C_MASTER_SERCOM);
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//
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//// port init
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//gpio_set_pin_pull_mode(I2C_MASTER_SDA, GPIO_PULL_OFF);
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//gpio_set_pin_function(I2C_MASTER_SDA, I2C_MASTER_SDA_MUX);
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//gpio_set_pin_pull_mode(I2C_MASTER_SCL, GPIO_PULL_OFF);
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//gpio_set_pin_function(I2C_MASTER_SCL, I2C_MASTER_SCL_MUX);
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}
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//
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//void I2C_0_example(void)
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//{
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//struct io_descriptor *I2C_0_io;
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//
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//i2c_m_sync_get_io_descriptor(&I2C_0, &I2C_0_io);
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//i2c_m_sync_enable(&I2C_0);
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//i2c_m_sync_set_slaveaddr(&I2C_0, 0x12, I2C_M_SEVEN);
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//io_write(I2C_0_io, (uint8_t *)"Hello World!", 12);
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//}
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//
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