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i2c_master: minor, revert test change

This commit is contained in:
King Kévin 2019-12-12 21:34:30 +01:00
parent a751b95352
commit 9f70665fbc
1 changed files with 0 additions and 1 deletions
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lib/i2c_master.c
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@ -251,7 +251,6 @@ bool i2c_master_check_signals(uint32_t i2c)
gpio_set_mode(GPIO_PORT_SCL(i2c), GPIO_MODE_INPUT, GPIO_CNF_INPUT_PULL_UPDOWN, GPIO_PIN_SCL(i2c)); // configure signal as pull down
gpio_clear(GPIO_PORT_SDA(i2c), GPIO_PIN_SDA(i2c)); // pull down
gpio_clear(GPIO_PORT_SCL(i2c), GPIO_PIN_SCL(i2c)); // pull down
sleep_us(100);
bool to_return = (0 != gpio_get(GPIO_PORT_SCL(i2c), GPIO_PIN_SCL(i2c)) && 0 != gpio_get(GPIO_PORT_SDA(i2c), GPIO_PIN_SDA(i2c))); // check if the signals are still pulled high by external stronger pull-up resistors
GPIO_CRL(GPIO_PORT_SDA(i2c)) = sda_crl; // restore port configuration
GPIO_CRH(GPIO_PORT_SDA(i2c)) = sda_crh; // restore port configuration