diff options
| author | Daniel Friesel <derf@finalrewind.org> | 2013-10-04 12:12:29 +0200 |
|---|---|---|
| committer | Daniel Friesel <derf@finalrewind.org> | 2013-10-04 12:12:29 +0200 |
| commit | 871800282484472662b4a5f4e2ad93af7c36e274 (patch) | |
| tree | d89466836a6d7ea9ebb083d8fc9c1ff6165a6306 /commandline | |
| parent | 52da7aebb9bb2929ecdc9838ab54f6bb76e949bb (diff) | |
derease bus clock speed to ~10kHz
Diffstat (limited to 'commandline')
| -rw-r--r-- | commandline/i2c-util.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/commandline/i2c-util.c b/commandline/i2c-util.c index 44ea4d3..a060a03 100644 --- a/commandline/i2c-util.c +++ b/commandline/i2c-util.c @@ -251,9 +251,9 @@ unsigned char i2c_tx_byte(unsigned char byte) else { set_sda(0); } - usleep(10); + usleep(100); set_scl(1); - usleep(10); + usleep(100); if (i < 0) { if (get_status() & (1 << BIT_SDA)) ack = 0; @@ -261,7 +261,7 @@ unsigned char i2c_tx_byte(unsigned char byte) ack = 1; } set_scl(0); - usleep(10); + usleep(100); } return ack; @@ -277,13 +277,13 @@ unsigned char i2c_rx_byte(unsigned char send_ack) if (( i < 0) && send_ack) set_sda(0); set_scl(1); - usleep(10); + usleep(100); if ((i >= 0) && ( get_status() & (1 << BIT_SDA))) ret |= (1 << i); if (( i < 0) && send_ack) set_sda(1); set_scl(0); - usleep(10); + usleep(100); } return ret; |