STM32F107VC/Using I²C - Revision history

Heth: /* Links */

2012-01-03T08:34:29Z

‎Links

Heth: /* Links */

2012-01-03T08:33:24Z

‎Links

Heth: /* Keil MCBSTM32C board */

2011-10-03T10:30:28Z

‎Keil MCBSTM32C board

Heth: /* Software Examples */

2011-09-23T11:57:40Z

‎Software Examples

Heth: /* Peripheral Addresses */

2011-09-23T04:43:52Z

‎Peripheral Addresses

Heth: /* Software Examples */

2011-09-22T12:54:46Z

‎Software Examples

Show changes

Heth: moved Using I²C to STM32F107VC/Using I²C

2011-09-22T10:37:44Z

moved Using I²C to STM32F107VC/Using I²C

Heth: /* Peripheral Addresses */

2011-09-21T11:32:00Z

‎Peripheral Addresses

Heth: /* Links */

2011-09-21T11:28:38Z

‎Links

Heth: /* Peripheral Addresses */

2011-09-20T14:01:08Z

‎Peripheral Addresses

← Older revision		Revision as of 08:34, 3 January 2012
Line 184:		Line 184:
	*[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/CD00209826.pdf STM32F10xxx I2C optimized examples] Application Note (Loads PDF)		*[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/CD00209826.pdf STM32F10xxx I2C optimized examples] Application Note (Loads PDF)
	*[http://www.esacademy.com/en/library/technical-articles-and-documents/miscellaneous/i2c-bus.html Articles regarding I²C]		*[http://www.esacademy.com/en/library/technical-articles-and-documents/miscellaneous/i2c-bus.html Articles regarding I²C]
		+	[[Category:Elektronik]][[Category:Embedded]][[Category:ARM]]

← Older revision		Revision as of 08:33, 3 January 2012
Line 183:		Line 183:
	=Links=		=Links=
	*[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/CD00209826.pdf STM32F10xxx I2C optimized examples] Application Note (Loads PDF)		*[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/CD00209826.pdf STM32F10xxx I2C optimized examples] Application Note (Loads PDF)
		+	*[http://www.esacademy.com/en/library/technical-articles-and-documents/miscellaneous/i2c-bus.html Articles regarding I²C]

@@ Line 1: / Line 1: @@
 =Keil MCBSTM32C board=
 I²C bus connected to [[STM32F107VC]] [[STM32F107VC/GPIO|GPIO]] Port B SDA (Data) on pin 9 and SCL (Clock) on pin 8.
 ==Peripheral Addresses==
 *[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00259166.pdf M24C64] EEPROM (Loads PDF) on Slave address 0x0

@@ Line 9: / Line 9: @@
 *[http://mars.tekkom.dk/data/MotionSensor1.zip MotionSensor1.zip] (Not yet functional. Code works from Cold Reset - but not from Warm Reset)
 <source lang=c>
 /*******************************************************************************
 * I2C communication status                                                     *
@@ Line 38: / Line 35: @@
    /* Enable clock for I2C1, GPIOB and AFIO                                    */
    RCC->APB2ENR |= (1 << 3) | (1 << 0); //
    RCC->APB1ENR |= (1 << 21);
@@ Line 51: / Line 47: @@
    /* Configure I2C peripheral                                                 */
-   I2C1->CR1     = 0x0001; // PE - Peripheral Enable
+   I2C1->CR1     = 0x0001;		// PE - Peripheral Enable
-   I2C1->CR2     = 0x0024;	  // Freq 36 MHz
+   I2C1->CR2     = 0x0024;	  	// Freq 36 MHz
-   I2C1->CR1     = 0x0000; // PE Disable
+   I2C1->CR1     = 0x0000; 		// PE Disable
-   I2C1->TRISE   = 0x0025;  //Time Rise - program when PE=0
+   I2C1->TRISE   = 0x0025;  		//Time Rise - program when PE=0
-   I2C1->CCR     = 0x00B4;  // 0x005A = 400 KHz (36MHz / 90) 	0x00B4 = 200 KHz
+   I2C1->CCR     = 0x00B4;  		// 0x005A = 400 KHz (36MHz / 90) 	0x00B4 = 200 KHz
    I2C1->CR1    |= 0x0401;
    I2C1->OAR1    = 0x40A0;
+}
@@ Line 149: / Line 141: @@
+}
 void I2C_putbyte(unsigned char address, unsigned char cmd, unsigned char data) {
 	I2C_Start();		  	// Initial Start bit sequence
@@ Line 155: / Line 160: @@
 	I2C_Write(data);		// Transfer Data to I2C device
 	I2C_Stop();				// Stop I2C transfer
+}
 </source>

@@ Line 4: / Line 4: @@
 *[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00259166.pdf M24C64] EEPROM (Loads PDF) on Slave address 0x0
 *[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00135460.pdf LIS302DL] 3 Axis motion Sensor (Loads PDF) on Slave address 0x1C
 ==Software Examples==
 *[http://mars.tekkom.dk/data/MotionSensor1.zip MotionSensor1.zip] (Not yet functional. Code works from Cold Reset - but not from Warm Reset)

← Older revision	Revision as of 10:37, 22 September 2011
(No difference)

← Older revision		Revision as of 11:28, 21 September 2011
Line 6:		Line 6:

	=Links=		=Links=
−	*[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/CD00209826.pdf STM32F10xxx I	+	*[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/CD00209826.pdf STM32F10xxx I2C optimized examples] Application Note (Loads PDF)
−	2
−	C optimized examples] Application Note (Loads PDF)

@@ Line 3: / Line 3: @@
 ==Peripheral Addresses==
 *[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00259166.pdf M24C64] EEPROM (Loads PDF) on Slave address 0x0
-*[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00135460.pdf LIS302DL] 3 Axis motion Sensor (Loads PDF) on Slave address 0x1D
+*[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/DATASHEET/CD00135460.pdf LIS302DL] 3 Axis motion Sensor (Loads PDF) on Slave address 0x1C
 =Links=
 *[http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/CD00209826.pdf STM32F10xxx I
 C optimized examples] Application Note (Loads PDF)