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Update I2CManager_AVR.h

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Bug fix in native driver MUX code.
This commit is contained in:
Neil McKechnie 2023-02-07 23:16:37 +00:00
parent 47cb43d1e9
commit 73a7d3e0ca
1 changed files with 2 additions and 3 deletions
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5
I2CManager_AVR.h
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@ -22,6 +22,7 @@
#include <Arduino.h> #include <Arduino.h>
#include "I2CManager.h" #include "I2CManager.h"
#include "I2CManager_NonBlocking.h" // to satisfy intellisense
#include <avr/io.h> #include <avr/io.h>
#include <avr/interrupt.h> #include <avr/interrupt.h>
@ -139,9 +140,7 @@ void I2CManagerClass::I2C_handleInterrupt() {
#if defined(I2C_EXTENDED_ADDRESS) #if defined(I2C_EXTENDED_ADDRESS)
// First process the MUX state machine. // First process the MUX state machine.
// This does not need to be entered during passthru phase unless the if (muxPhase > MuxPhase_OFF) {
// application's send and receive have both completed.
if (muxPhase > MuxPhase_OFF && !(muxPhase==MuxPhase_PASSTHRU && (bytesToSend || bytesToReceive))) {
switch (twsr) { switch (twsr) {
case TWI_MTX_ADR_ACK: // SLA+W has been transmitted and ACK received case TWI_MTX_ADR_ACK: // SLA+W has been transmitted and ACK received
if (muxPhase == MuxPhase_PROLOG) { if (muxPhase == MuxPhase_PROLOG) {