Updated core atsha204 driver for avr/samd compatability, renamed macro names in fat library
This commit is contained in:
@@ -42,12 +42,12 @@ void ATSHA204Class::getSerialNumber(uint8_t * response)
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void ATSHA204Class::swi_set_signal_pin(uint8_t is_high)
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{
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pinMode(device_pin, OUTPUT);
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SHA204_SET_OUTPUT();
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if (is_high)
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digitalWrite(device_pin, HIGH);
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SHA204_POUT_HIGH();
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else
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digitalWrite(device_pin, LOW);
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SHA204_POUT_LOW();
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}
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uint8_t ATSHA204Class::swi_send_bytes(uint8_t count, uint8_t *buffer)
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@@ -58,8 +58,9 @@ uint8_t ATSHA204Class::swi_send_bytes(uint8_t count, uint8_t *buffer)
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noInterrupts(); //swi_disable_interrupts();
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// Set signal pin as output.
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pinMode(device_pin, OUTPUT);
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digitalWrite(device_pin, HIGH);
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SHA204_POUT_HIGH();
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SHA204_SET_OUTPUT();
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// Wait turn around time.
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delayMicroseconds(RX_TX_DELAY); //RX_TX_DELAY;
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@@ -70,21 +71,21 @@ uint8_t ATSHA204Class::swi_send_bytes(uint8_t count, uint8_t *buffer)
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{
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if (bit_mask & buffer[i])
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{
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digitalWrite(device_pin, LOW); //*device_port_OUT &= ~device_pin;
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SHA204_POUT_LOW() //*device_port_OUT &= ~device_pin;
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delayMicroseconds(BIT_DELAY); //BIT_DELAY_1;
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digitalWrite(device_pin, HIGH); //*device_port_OUT |= device_pin;
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SHA204_POUT_HIGH() //*device_port_OUT |= device_pin;
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delayMicroseconds(7*BIT_DELAY); //BIT_DELAY_7;
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}
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else
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{
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// Send a zero bit.
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digitalWrite(device_pin, LOW); //*device_port_OUT &= ~device_pin;
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SHA204_POUT_LOW() //*device_port_OUT &= ~device_pin;
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delayMicroseconds(BIT_DELAY); //BIT_DELAY_1;
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digitalWrite(device_pin, HIGH); //*device_port_OUT |= device_pin;
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SHA204_POUT_HIGH() //*device_port_OUT |= device_pin;
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delayMicroseconds(BIT_DELAY); //BIT_DELAY_1;
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digitalWrite(device_pin, LOW); //*device_port_OUT &= ~device_pin;
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SHA204_POUT_LOW() //*device_port_OUT &= ~device_pin;
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delayMicroseconds(BIT_DELAY); //BIT_DELAY_1;
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digitalWrite(device_pin, HIGH); //*device_port_OUT |= device_pin;
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SHA204_POUT_HIGH() //*device_port_OUT |= device_pin;
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delayMicroseconds(5*BIT_DELAY); //BIT_DELAY_5;
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}
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}
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@@ -110,8 +111,8 @@ uint8_t ATSHA204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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noInterrupts(); //swi_disable_interrupts();
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// Configure signal pin as input.
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pinMode(device_pin, INPUT);
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SHA204_SET_INPUT();
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// Receive bits and store in buffer.
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for (i = 0; i < count; i++)
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{
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@@ -128,7 +129,7 @@ uint8_t ATSHA204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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while (--timeout_count > 0)
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{
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// Wait for falling edge.
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if (digitalRead(device_pin) == 0)
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if (SHA204_PIN_READ() == 0)
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break;
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}
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@@ -141,7 +142,7 @@ uint8_t ATSHA204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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do
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{
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// Wait for rising edge.
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if (digitalRead(device_pin) != 0)
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if (SHA204_PIN_READ() != 0)
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{
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// For an Atmel microcontroller this might be faster than "pulse_count++".
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pulse_count = 1;
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@@ -164,7 +165,7 @@ uint8_t ATSHA204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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// Detect possible edge indicating zero bit.
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do
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{
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if (digitalRead(device_pin) == 0)
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if (SHA204_PIN_READ() == 0)
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{
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// For an Atmel microcontroller this might be faster than "pulse_count++".
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pulse_count = 2;
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@@ -178,7 +179,7 @@ uint8_t ATSHA204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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{
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do
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{
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if (digitalRead(device_pin) != 0)
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if (SHA204_PIN_READ() != 0)
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break;
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} while (timeout_count-- > 0);
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}
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@@ -220,6 +220,22 @@
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#define SHA204_SERIAL_SZ 9 // The number of bytes the serial number consists of
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/* Low level HW access macros */
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/* function calls is not working, as it will have too much overhead */
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#if !defined(ARDUINO_ARCH_AVR) // For everything else than AVR use pinMode / digitalWrite
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#define SHA204_SET_OUTPUT() pinMode(device_pin, OUTPUT)
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#define SHA204_SET_INPUT() pinMode(device_pin, INPUT)
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#define SHA204_POUT_HIGH() digitalWrite(device_pin, HIGH)
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#define SHA204_POUT_LOW() digitalWrite(device_pin, LOW)
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#define SHA204_PIN_READ() digitalRead(device_pin)
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#else
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#define SHA204_SET_INPUT() *device_port_DDR &= ~device_pin
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#define SHA204_SET_OUTPUT() *device_port_DDR |= device_pin
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#define SHA204_POUT_HIGH() *device_port_OUT |= device_pin
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#define SHA204_POUT_LOW() *device_port_OUT &= ~device_pin
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#define SHA204_PIN_READ() (*device_port_IN & device_pin)
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#endif
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class ATSHA204Class
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{
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private:
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@@ -89,10 +89,10 @@ void atsha204Class::swi_set_signal_pin(uint8_t is_high)
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{
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SHA204_SET_OUTPUT();
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if (is_high) {
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SHA204_SET_HIGH();
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SHA204_POUT_HIGH();
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}
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else {
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SHA204_SET_LOW();
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SHA204_POUT_LOW();
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}
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}
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@@ -105,7 +105,7 @@ uint8_t atsha204Class::swi_send_bytes(uint8_t count, uint8_t *buffer)
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noInterrupts(); //swi_disable_interrupts();
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// Set signal pin as output.
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SHA204_SET_HIGH();
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SHA204_POUT_HIGH();
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SHA204_SET_OUTPUT();
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// Wait turn around time.
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delayMicroseconds(RX_TX_DELAY); //RX_TX_DELAY;
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@@ -116,21 +116,21 @@ uint8_t atsha204Class::swi_send_bytes(uint8_t count, uint8_t *buffer)
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{
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if (bit_mask & buffer[i])
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{
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SHA204_SET_LOW();
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SHA204_POUT_LOW();
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delayMicroseconds(BIT_DELAY); //BIT_DELAY_1;
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SHA204_SET_HIGH();
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SHA204_POUT_HIGH();
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delayMicroseconds(7*BIT_DELAY); //BIT_DELAY_7;
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}
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else
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{
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// Send a zero bit.
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SHA204_SET_LOW();
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SHA204_POUT_LOW();
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delayMicroseconds(BIT_DELAY); //BIT_DELAY_1;
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SHA204_SET_HIGH();
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SHA204_POUT_HIGH();
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delayMicroseconds(BIT_DELAY); //BIT_DELAY_1;
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SHA204_SET_LOW();
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SHA204_POUT_LOW();
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delayMicroseconds(BIT_DELAY); //BIT_DELAY_1;
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SHA204_SET_HIGH();
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SHA204_POUT_HIGH();
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delayMicroseconds(5*BIT_DELAY); //BIT_DELAY_5;
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}
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}
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@@ -174,7 +174,7 @@ uint8_t atsha204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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while (--timeout_count > 0)
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{
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// Wait for falling edge.
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if (SHA204_READ_PIN() == 0)
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if (SHA204_PIN_READ() == 0)
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break;
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}
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@@ -187,7 +187,7 @@ uint8_t atsha204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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do
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{
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// Wait for rising edge.
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if (SHA204_READ_PIN() != 0)
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if (SHA204_PIN_READ() != 0)
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{
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// For an Atmel microcontroller this might be faster than "pulse_count++".
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pulse_count = 1;
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@@ -210,7 +210,7 @@ uint8_t atsha204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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// Detect possible edge indicating zero bit.
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do
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{
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if (SHA204_READ_PIN() == 0)
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if (SHA204_PIN_READ() == 0)
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{
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// For an Atmel microcontroller this might be faster than "pulse_count++".
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pulse_count = 2;
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@@ -224,7 +224,7 @@ uint8_t atsha204Class::swi_receive_bytes(uint8_t count, uint8_t *buffer)
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{
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do
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{
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if (SHA204_READ_PIN() != 0)
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if (SHA204_PIN_READ() != 0)
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break;
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} while (timeout_count-- > 0);
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}
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@@ -284,15 +284,15 @@
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#if !defined(ARDUINO_ARCH_AVR) // For everything else than AVR use pinMode / digitalWrite
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#define SHA204_SET_OUTPUT() pinMode(device_pin, OUTPUT)
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#define SHA204_SET_INPUT() pinMode(device_pin, INPUT)
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#define SHA204_SET_HIGH() digitalWrite(device_pin, HIGH)
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#define SHA204_SET_LOW() digitalWrite(device_pin, LOW)
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#define SHA204_READ_PIN() digitalRead(device_pin)
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#define SHA204_POUT_HIGH() digitalWrite(device_pin, HIGH)
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#define SHA204_POUT_LOW() digitalWrite(device_pin, LOW)
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#define SHA204_PIN_READ() digitalRead(device_pin)
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#else
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#define SHA204_SET_INPUT() *device_port_DDR &= ~device_pin
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#define SHA204_SET_OUTPUT() *device_port_DDR |= device_pin
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#define SHA204_SET_HIGH() *device_port_OUT |= device_pin
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#define SHA204_SET_LOW() *device_port_OUT &= ~device_pin
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#define SHA204_READ_PIN() (*device_port_IN & device_pin)
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#define SHA204_POUT_HIGH() *device_port_OUT |= device_pin
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#define SHA204_POUT_LOW() *device_port_OUT &= ~device_pin
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#define SHA204_PIN_READ() (*device_port_IN & device_pin)
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#endif
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class atsha204Class
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