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Add ADDRBIT8_HIGH_TOWRITE to Adafruit_BusIO_SPIRegType 

Add ADDRBIT8_HIGH_TOWRITE to  Adafruit_BusIO_SPIRegType to enable writing for example MAX31865 and MAX31856
This commit is contained in:
AnHardt 2020-03-10 20:02:55 +01:00
parent 6660a0a2c8
commit 244650a027
2 changed files with 7 additions and 0 deletions
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6
Adafruit_BusIO_Register.cpp
View File

@ -104,6 +104,9 @@ bool Adafruit_BusIO_Register::write(uint8_t *buffer, uint8_t len) {
if (_spiregtype == ADDRBIT8_HIGH_TOREAD) { if (_spiregtype == ADDRBIT8_HIGH_TOREAD) {
addrbuffer[0] &= ~0x80; addrbuffer[0] &= ~0x80;
} }
if (_spiregtype == ADDRBIT8_HIGH_TOWRITE) {
addrbuffer[0] |= 0x80;
}
if (_spiregtype == AD8_HIGH_TOREAD_AD7_HIGH_TOINC) { if (_spiregtype == AD8_HIGH_TOREAD_AD7_HIGH_TOINC) {
addrbuffer[0] &= ~0x80; addrbuffer[0] &= ~0x80;
addrbuffer[0] |= 0x40; addrbuffer[0] |= 0x40;
@ -181,6 +184,9 @@ bool Adafruit_BusIO_Register::read(uint8_t *buffer, uint8_t len) {
if (_spiregtype == ADDRBIT8_HIGH_TOREAD) { if (_spiregtype == ADDRBIT8_HIGH_TOREAD) {
addrbuffer[0] |= 0x80; addrbuffer[0] |= 0x80;
} }
if (_spiregtype == ADDRBIT8_HIGH_TOWRITE) {
addrbuffer[0] &= ~0x80;
}
if (_spiregtype == AD8_HIGH_TOREAD_AD7_HIGH_TOINC) { if (_spiregtype == AD8_HIGH_TOREAD_AD7_HIGH_TOINC) {
addrbuffer[0] |= 0x80 | 0x40; addrbuffer[0] |= 0x80 | 0x40;
} }

1
Adafruit_BusIO_Register.h
View File

@ -8,6 +8,7 @@
typedef enum _Adafruit_BusIO_SPIRegType { typedef enum _Adafruit_BusIO_SPIRegType {
ADDRBIT8_HIGH_TOREAD = 0, ADDRBIT8_HIGH_TOREAD = 0,
AD8_HIGH_TOREAD_AD7_HIGH_TOINC = 1, AD8_HIGH_TOREAD_AD7_HIGH_TOINC = 1,
ADDRBIT8_HIGH_TOWRITE = 2,
} Adafruit_BusIO_SPIRegType; } Adafruit_BusIO_SPIRegType;
/*! /*!