From f9523ce602c92530057041c1bb940a05f15e0bb9 Mon Sep 17 00:00:00 2001
From: EmilioCorigliano <emilio.corigliano@mail.polimi.it>
Date: Thu, 20 Apr 2023 01:10:04 +0200
Subject: [PATCH] [I2C] Updated scl/sda pin modes to embed pull-up in f7 driver
---
src/shared/drivers/i2c/I2CDriver-f7.cpp | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/src/shared/drivers/i2c/I2CDriver-f7.cpp b/src/shared/drivers/i2c/I2CDriver-f7.cpp
index 2ef687279..13640f202 100644
--- a/src/shared/drivers/i2c/I2CDriver-f7.cpp
+++ b/src/shared/drivers/i2c/I2CDriver-f7.cpp
@@ -356,8 +356,8 @@ I2CDriver::I2CDriver(I2C_TypeDef *i2c, miosix::GpioPin scl, miosix::GpioPin sda)
// logical values.
scl.alternateFunction(I2CConsts::I2C_PIN_ALTERNATE_FUNCTION);
sda.alternateFunction(I2CConsts::I2C_PIN_ALTERNATE_FUNCTION);
- scl.mode(miosix::Mode::ALTERNATE_OD);
- sda.mode(miosix::Mode::ALTERNATE_OD);
+ scl.mode(miosix::Mode::ALTERNATE_OD_PULL_UP);
+ sda.mode(miosix::Mode::ALTERNATE_OD_PULL_UP);
}
// Checking that this particular I2C port hasn't been already instantiated
@@ -642,7 +642,7 @@ void I2CDriver::flushBus()
// Recovery from the locked state due to a stuck Slave.
// We bit-bang 16 clocks on the scl line in order to restore pending
// packets of the slaves.
- scl.mode(miosix::Mode::OPEN_DRAIN);
+ scl.mode(miosix::Mode::OPEN_DRAIN_PULL_UP);
}
for (size_t c = 0; c < I2CConsts::N_SCL_BITBANG; c++)
@@ -657,7 +657,7 @@ void I2CDriver::flushBus()
miosix::FastInterruptDisableLock dLock;
// We set again the scl pin to the correct Alternate function
- scl.mode(miosix::Mode::ALTERNATE_OD);
+ scl.mode(miosix::Mode::ALTERNATE_OD_PULL_UP);
scl.alternateFunction(I2CConsts::I2C_PIN_ALTERNATE_FUNCTION);
}
--
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