Maxim Integrated
1-Wire® library for mbed. Complete 1-Wire library that supports our silicon masters along with a bit-bang master on the MAX32600MBED platform with one common interface for mbed. Slave support has also been included and more slaves will be added as time permits.
Dependents: MAXREFDES131_Qt_Demo MAX32630FTHR_iButton_uSD_Logger MAX32630FTHR_DS18B20_uSD_Logger MAXREFDES130_131_Demo ... more
Superseded by MaximInterface.
Diff: OneWire_Masters/DS248x/ds248x.cpp
- Revision:
- 21:00c94aeb533e
- Parent:
- 17:b646b1e3970b
- Child:
- 23:e8e403d61359
diff -r ba60c076e92b -r 00c94aeb533e OneWire_Masters/DS248x/ds248x.cpp
--- a/OneWire_Masters/DS248x/ds248x.cpp Mon Mar 21 01:28:34 2016 +0000
+++ b/OneWire_Masters/DS248x/ds248x.cpp Mon Mar 21 14:12:28 2016 -0500
@@ -849,6 +849,35 @@
}
+OneWireInterface::CmdResult Ds248x::OWReadBytePower(uint8_t & recvbyte)
+{
+ OneWireInterface::CmdResult result = Success;
+ uint8_t recvbit;
+
+ recvbyte = 0;
+ for (unsigned int i = 1; i <= 8; i++)
+ {
+ // Set strong pull-up on last bit
+ if (i == 8)
+ {
+ // set strong pull-up enable
+ _cSPU = CONFIG_SPU;
+
+ // write the new config
+ result = write_config(_c1WS | _cSPU | _cPDN | _cAPU);
+ if (result != Success)
+ break;
+ }
+ result = OWReadBit(recvbit);
+ if (result != Success)
+ break;
+ recvbyte = (recvbyte << 1) | recvbit;
+ }
+
+ return result;
+}
+
+
//*********************************************************************
void Ds248x::set_i2c_adrs(DS248X_I2C_ADRS adrs)
{