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Based on Ludovic Lange excellent work, I've modified things to increase

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likeliness that this works on an FM Recorder.

Reports please!


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3143 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Daniel Stenberg 2003-01-21 19:37:29 +00:00
parent 1774d4d885
commit aaa8443af9
7 changed files with 27 additions and 11 deletions
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4
firmware/drivers/i2c.c
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@ -124,7 +124,7 @@ int i2c_getack(void)
low until it is ready. We need to poll the clock line until it goes
high before we read the ack. */
#ifndef ARCHOS_RECORDER
#ifdef HAVE_I2C_LOW_FIRST
SDA_LO; /* First, discharge the data line */
#endif
SDA_INPUT; /* And set to input */
@ -167,7 +167,7 @@ unsigned char i2c_inb(int ack)
/* clock in each bit, MSB first */
for ( i=0x80; i; i>>=1 ) {
#ifndef ARCHOS_RECORDER
#ifdef HAVE_I2C_LOW_FIRST
/* Tricky business. Here we discharge the data line by driving it low
and then set it to input to see if it stays low or goes high */
SDA_LO; /* First, discharge the data line */