USE_I2C_PULLUP now a potential define in target.h

This commit is contained in:
blckmn 2016-06-28 21:07:04 +10:00
parent 657564efa7
commit c5071fcdad
1 changed files with 8 additions and 2 deletions

View File

@ -31,6 +31,12 @@
#ifndef SOFT_I2C
#if defined(USE_I2C_PULLUP)
#define IOCFG_I2C IO_CONFIG(GPIO_Mode_AF, 0, GPIO_OType_OD, GPIO_PuPd_UP)
#else
#define IOCFG_I2C IOCFG_AF_OD
#endif
#define I2C_HIGHSPEED_TIMING 0x00500E30 // 1000 Khz, 72Mhz Clock, Analog Filter Delay ON, Setup 40, Hold 4.
#define I2C_STANDARD_TIMING 0x00E0257A // 400 Khz, 72Mhz Clock, Analog Filter Delay ON, Rise 100, Fall 10.
@ -86,8 +92,8 @@ void i2cInit(I2CDevice device)
RCC_ClockCmd(i2c->rcc, ENABLE);
RCC_I2CCLKConfig(I2Cx == I2C2 ? RCC_I2C2CLK_SYSCLK : RCC_I2C1CLK_SYSCLK);
IOConfigGPIOAF(scl, IO_CONFIG(GPIO_Mode_AF, GPIO_Speed_50MHz, GPIO_OType_OD, GPIO_PuPd_UP), GPIO_AF_4);
IOConfigGPIOAF(sda, IO_CONFIG(GPIO_Mode_AF, GPIO_Speed_50MHz, GPIO_OType_OD, GPIO_PuPd_UP), GPIO_AF_4);
IOConfigGPIOAF(scl, IOCFG_I2C, GPIO_AF_4);
IOConfigGPIOAF(sda, IOCFG_I2C, GPIO_AF_4);
I2C_InitTypeDef i2cInit = {
.I2C_Mode = I2C_Mode_I2C,