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200kHz on non REVPLUS boards

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This commit is contained in:
bsongis
2015-05-31 16:08:17 +02:00
parent d3b55e8ad6
commit 6682d0c6d3
2 changed files with 20 additions and 17 deletions
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radio/src/targets/taranis/hal.h
+5
View File
@@ -324,6 +324,11 @@
#define I2C_GPIO_AF GPIO_AF_I2C1
#define I2C_GPIO_PinSource_SCL GPIO_PinSource6
#define I2C_GPIO_PinSource_SDA GPIO_PinSource7
#if defined(REVPLUS)
#define I2C_SPEED 400000
#else
#define I2C_SPEED 200000
#endif
#define I2C_ADDRESS_EEPROM 0xA2
#define I2C_ADDRESS_CAT5137 0x5C
#define I2C_FLASH_PAGESIZE 64
radio/src/targets/taranis/i2c_driver.cpp
+15 -17
View File
@@ -17,29 +17,27 @@ void eepromInit(void)
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(I2C_GPIO, &GPIO_InitStructure);
GPIO_ResetBits(I2C_GPIO, I2C_GPIO_PIN_WP);
I2C_InitTypeDef I2C_InitStructure;
I2C_InitStructure.I2C_ClockSpeed = I2C_SPEED;
I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
I2C_InitStructure.I2C_OwnAddress1 = 0x00;
I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
I2C_InitStructure.I2C_Ack = I2C_Ack_Enable;
I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
I2C_Init(I2C, &I2C_InitStructure);
I2C_Cmd(I2C, ENABLE);
GPIO_PinAFConfig(I2C_GPIO, I2C_GPIO_PinSource_SCL, I2C_GPIO_AF);
GPIO_PinAFConfig(I2C_GPIO, I2C_GPIO_PinSource_SDA, I2C_GPIO_AF);
GPIO_InitStructure.GPIO_Pin = I2C_GPIO_PIN_SCL | I2C_GPIO_PIN_SDA;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_Init(I2C_GPIO, &GPIO_InitStructure);
GPIO_PinAFConfig(I2C_GPIO, I2C_GPIO_PinSource_SCL, I2C_GPIO_AF);
GPIO_PinAFConfig(I2C_GPIO, I2C_GPIO_PinSource_SDA, I2C_GPIO_AF);
I2C_InitTypeDef I2C_InitStructure;
I2C_InitStructure.I2C_ClockSpeed = 240000;
I2C_InitStructure.I2C_DutyCycle = I2C_DutyCycle_2;
I2C_InitStructure.I2C_OwnAddress1 = 0x00;
I2C_InitStructure.I2C_Mode = I2C_Mode_I2C;
I2C_InitStructure.I2C_Ack = I2C_Ack_Enable; // TODO Disable
I2C_InitStructure.I2C_AcknowledgedAddress = I2C_AcknowledgedAddress_7bit;
I2C_Init(I2C, &I2C_InitStructure);
I2C_Cmd(I2C, ENABLE);
GPIO_ResetBits(I2C_GPIO, I2C_GPIO_PIN_WP);
}
#define I2C_TIMEOUT_MAX 1000