diff options
Diffstat (limited to 'firmware/drivers/eeprom_24cxx.c')
| -rw-r--r-- | firmware/drivers/eeprom_24cxx.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/firmware/drivers/eeprom_24cxx.c b/firmware/drivers/eeprom_24cxx.c index 66bc235052..e045a13fa6 100644 --- a/firmware/drivers/eeprom_24cxx.c +++ b/firmware/drivers/eeprom_24cxx.c @@ -46,7 +46,7 @@ #define SCL ( 0x00001000 & GPIO_READ) #define SCL_OUT_LO and_l(~0x00001000, &GPIO_OUT) #define SCL_LO or_l( 0x00001000, &GPIO_ENABLE) -#define SCL_HI and_l(~0x00001000, &GPIO_ENABLE); while(!SCL); +#define SCL_HI and_l(~0x00001000, &GPIO_ENABLE) /* SDA is GPIO1, 13 */ #define SDA ( 0x00002000 & GPIO1_READ) @@ -92,6 +92,7 @@ static void sw_i2c_stop(void) static void sw_i2c_ack(void) { SCL_LO; + DELAY; SDA_LO; DELAY; @@ -105,6 +106,7 @@ static bool sw_i2c_getack(void) int count = 10; SCL_LO; + DELAY; SDA_HI; /* sets to input */ DELAY; SCL_HI; |