diff options
Diffstat (limited to 'host/lib/usrp/cores')
| -rw-r--r-- | host/lib/usrp/cores/i2c_core_100.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/host/lib/usrp/cores/i2c_core_100.cpp b/host/lib/usrp/cores/i2c_core_100.cpp index 12352f108..ceeb3f518 100644 --- a/host/lib/usrp/cores/i2c_core_100.cpp +++ b/host/lib/usrp/cores/i2c_core_100.cpp @@ -99,7 +99,9 @@ public: byte_vector_t bytes; if (num_bytes == 0) return bytes; - while (_iface->peek16(REG_I2C_CMD_STATUS) & I2C_ST_BUSY); + while (_iface->peek16(REG_I2C_CMD_STATUS) & I2C_ST_BUSY){ + /* NOP */ + } _iface->poke16(REG_I2C_DATA, (addr << 1) | 1); //addr and read bit (1) _iface->poke16(REG_I2C_CMD_STATUS, I2C_CMD_WR | I2C_CMD_START); |