From 3400e7bec16a9a7c80b52b304da2311cb3932ded Mon Sep 17 00:00:00 2001 From: Marti Bolivar Date: Fri, 10 Jan 2014 15:15:26 -0500 Subject: Revert "Added I2C slave echo example in examples folder. Using another maple, write a byte and then read." This reverts commit 594724951553a882758c11497a4f03828b4f43e6. Reverting pull request #54, which breaks examples/i2c-mcp4725-dac.cpp. Signed-off-by: Marti Bolivar --- libmaple/i2c.c | 4 ---- libmaple/include/libmaple/i2c.h | 1 - 2 files changed, 5 deletions(-) (limited to 'libmaple') diff --git a/libmaple/i2c.c b/libmaple/i2c.c index bbbf123..6c609d9 100644 --- a/libmaple/i2c.c +++ b/libmaple/i2c.c @@ -458,10 +458,6 @@ void _i2c_irq_handler(i2c_dev *dev) { if (sr1 & I2C_SR1_RXNE) { if (dev->config_flags & I2C_SLAVE_USE_RX_BUFFER) { /* Fill the buffer with the contents of the data register */ - /* These is potential for buffer overflow here, so we should - * really store the size of the array. This is expensive in - * the ISR so left out for now. We must trust the implementor! - */ dev->i2c_slave_msg->data[dev->i2c_slave_msg->xferred++] = dev->regs->DR; dev->i2c_slave_msg->length++; } diff --git a/libmaple/include/libmaple/i2c.h b/libmaple/include/libmaple/i2c.h index fbb4c09..5a9da58 100644 --- a/libmaple/include/libmaple/i2c.h +++ b/libmaple/include/libmaple/i2c.h @@ -210,7 +210,6 @@ typedef struct i2c_msg { #define I2C_SLAVE_DUAL_ADDRESS 0x40 // Enable the dual slave address scheme #define I2C_SLAVE_GENERAL_CALL 0x80 // Enable the general call on address 0x00 void i2c_master_enable(i2c_dev *dev, uint32 flags); -void i2c_slave_enable(i2c_dev *dev, uint32 flags); #define I2C_ERROR_PROTOCOL (-1) #define I2C_ERROR_TIMEOUT (-2) -- cgit v1.2.3