arduino/esp8266
1
0
Fork 0
mirror of https://github.com/esp8266/Arduino.git synced 2025-06-06 05:21:22 +03:00
Code

Merge pull request #554 from bbx10/tcs34725_patch

Browse Source 
NACK last byte when read
This commit is contained in:
Ivan Grokhotkov 2015-07-16 09:47:35 +03:00
commit e87c4fffd3
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
cores/esp8266/core_esp8266_si2c.c
View File

@ -166,7 +166,8 @@ unsigned char twi_readFrom(unsigned char address, unsigned char* buf, unsigned i
unsigned int i;
if(!twi_write_start()) return 4;//line busy
if(!twi_write_byte(((address << 1) | 1) & 0xFF)) return 2;//received NACK on transmit of address
for(i=0; i<len; i++) buf[i] = twi_read_byte(false);
for(i=0; i<(len-1); i++) buf[i] = twi_read_byte(false);
buf[len-1] = twi_read_byte(true);
if(sendStop) twi_write_stop();
i = 0;
while(SDA_READ() == 0 && (i++) < 10){