diff options
Diffstat (limited to 'firmware/drivers/i2c.c')
| -rw-r--r-- | firmware/drivers/i2c.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/firmware/drivers/i2c.c b/firmware/drivers/i2c.c index ccd11e01de..97d7a511e1 100644 --- a/firmware/drivers/i2c.c +++ b/firmware/drivers/i2c.c | |||
| @@ -124,7 +124,7 @@ int i2c_getack(void) | |||
| 124 | low until it is ready. We need to poll the clock line until it goes | 124 | low until it is ready. We need to poll the clock line until it goes |
| 125 | high before we read the ack. */ | 125 | high before we read the ack. */ |
| 126 | 126 | ||
| 127 | #ifndef ARCHOS_RECORDER | 127 | #ifdef HAVE_I2C_LOW_FIRST |
| 128 | SDA_LO; /* First, discharge the data line */ | 128 | SDA_LO; /* First, discharge the data line */ |
| 129 | #endif | 129 | #endif |
| 130 | SDA_INPUT; /* And set to input */ | 130 | SDA_INPUT; /* And set to input */ |
| @@ -167,7 +167,7 @@ unsigned char i2c_inb(int ack) | |||
| 167 | 167 | ||
| 168 | /* clock in each bit, MSB first */ | 168 | /* clock in each bit, MSB first */ |
| 169 | for ( i=0x80; i; i>>=1 ) { | 169 | for ( i=0x80; i; i>>=1 ) { |
| 170 | #ifndef ARCHOS_RECORDER | 170 | #ifdef HAVE_I2C_LOW_FIRST |
| 171 | /* Tricky business. Here we discharge the data line by driving it low | 171 | /* Tricky business. Here we discharge the data line by driving it low |
| 172 | and then set it to input to see if it stays low or goes high */ | 172 | and then set it to input to see if it stays low or goes high */ |
| 173 | SDA_LO; /* First, discharge the data line */ | 173 | SDA_LO; /* First, discharge the data line */ |