arduino/esp8266
1
0
Fork 0
mirror of https://github.com/esp8266/Arduino.git synced 2025-07-30 16:24:09 +03:00
Code Activity

Renaming SPI.send() to SPI.transfer() to better reflect its bi-directional nature.

Browse Source
This commit is contained in:
David A. Mellis
2010-08-07 20:08:53 +00:00
parent 05e8d675cd
commit 3899ffc75d
4 changed files with 28 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
libraries/SPI/examples/BarometricPressureSensor/BarometricPressureSensor.pde
View File

@ -92,8 +92,8 @@ void writeRegister(byte registerName, byte registerValue) {
// take the chip select low to select the device:
digitalWrite(chipSelectPin, LOW);
SPI.send(registerName); //Send register location
SPI.send(registerValue); //Send value to record into register
SPI.transfer(registerName); //Send register location
SPI.transfer(registerValue); //Send value to record into register
// take the chip select high to de-select:
digitalWrite(chipSelectPin, HIGH); //Select SPI device
@ -114,9 +114,9 @@ unsigned int readRegister(byte registerName, int numBytes) {
// take the chip select low to select the device:
digitalWrite(chipSelectPin, LOW);
// send the device the register you want to read:
int command = SPI.send(registerName);
int command = SPI.transfer(registerName);
// send a value of 0 to read the forst byte returned:
inByte = SPI.send(0x00);
inByte = SPI.transfer(0x00);
// if there's more than one byte returned,
// shift the first byte then get the second byte:
@ -126,7 +126,7 @@ unsigned int readRegister(byte registerName, int numBytes) {
break;
case 2:
result = inByte << 8;
inByte = SPI.send(0x00);
inByte = SPI.transfer(0x00);
result = result |inByte;
break;
}