UC3C-EK

3.6.2 UC3C-Specific Information

AT32UC3C0512C pinout for the Expansion Interfaces

Table 3-18. UC3C Pinout for the J25 and J44 Headers
QFP144 pin	GPIO	GPIO Alternate functions	Feature
17	PB14	USART1.RTS	Provides access to the USART1.RTS signal. Available on J25.1 if J44 is configured with a jumper connecting J44.3 to J44.5
18	PB15	USART1.CTS	Provides access to the USART1.CTS signal. Available on J25.2 if J44 is configured with a jumper connecting J44.4 to J44.6
19	PB25	SPI1.NPCS[0]	WLESS SPI Chip select. Available on J25.5
64	PB20	SPI0.MISO	WLESS.MISO signal. Available on J25.7
74	PC03	TWIMS0.TWCK	Provides access to the TWI0 TWCK signal. Available on J25.2 if J44 is configured with a jumper connecting J44.2 to J44.4
58	PB19	SPI1.MOSI	WLESS.MOSI signal. Available on J25.6
73	PC02	TWIMS0.TWD	Provides access to the TWIMS0 TWD signal. Available on J25.1 if J44 is configured with a jumper connecting J44.1 to J44.3
60	PB21	SPI1.SCK	WLESS SPI clock. Available on J25.8
19	PB16	USART1.TX	Provides access to the USART1.TX signal. Available on J25.4
20	PB17	USART1.RX	Provides access to the USART1.RX signal. Available on J25.3
N.A.	N.A.	N.A.	GND. Available on J25.9
N.A.	N.A.	N.A.	VCC3. Available on J25.10

Table 3-19. UC3C Pinout for the J19 Header
QFP144 pin	GPIO	GPIO Alternate functions	Feature
81	PC8	Software-dependant	J19.3
82	PC9	Software-dependant	J19.4
84	PC10	Software-dependant	J19.5
101	PC28	Software-dependant	J19.6
102	PC29	Software-dependant	J19.7
100	PC27	Software-dependant	J19.9
			GND on J19.10
			VCC3 on J19.2
			VCC5 on J19.8
			VCC12 on J19.1

Table 3-20. UC3C Pinout for the J20 Header
QFP144 pin	GPIO	GPIO Alternate functions	Feature
111	PD4	Software-dependant	J20.3
112	PD5	Software-dependant	J20.4
113	PD6	Software-dependant	J20.5
124	PD15	Software-dependant	J20.6
125	PD16	Software-dependant	J20.7
126	PD7	Software-dependant	J20.9
			GND on J20.10
			VCC3 on J20.2
			VCC5 on J20.8
			VCC12 on J20.1

Table 3-21. UC3C Pinout for the Power Drives Control Signal - J33
QFP144 pin	GPIO	GPIO Alternate functions	Feature
12	PB9	PWM-PWMH[0]	Provides access to the PWM UH signal available on J33.1
11	PB8	PWM-PWML[0]	Provides access to the PWM UL signal available on J33.2
14	PB11	PWM-PWMH[1]	Provides access to the PWM VH signal available on J33.3
13	PB10	PWM-PWML[1]	Provides access to the PWM VL signal available on J33.4
16	PB13	PWM-PWMH[2]	Provides access to the PWM WH signal available on J33.5
15	PB12	PWM-PWML[2]	Provides access to the PWM WL signal available on J33.6
18	PB15	PWM-PWMH[3]	Provides access to the PWM XH signal available on J33.5. See configuration section to activate this feature
17	PB14	PWM-PWML[3]	Provides access to the PWM XL signal available on J33.6. See configuration section to activate this feature

Table 3-22. UC3C Pinout for the Current and Back EMF Measurement - J38
QFP144 pin	GPIO	GPIO Alternate functions	Feature
23	PA6	ADCIFA-ADCIN2 or ACIFA-AC1AP1	ADC Input 0 positive channel or Analog Comparator 0 Input positive. See section AVRMC300 Configuration to select one of the two features
23	PA7	ADCIFA-ADCIN3 or ACIFA-AC1AN1	ADC Input 1 positive channel or Analog Comparator 0 Input negative. See section AVRMC300 Configuration to select one of the two features
39	PA20	ADCIFA-ADCIN9 or ACIFA-AC0AP0	ADC Input 0 negative channel or Analog Comparator 1 Input positive. See section AVRMC300 Configuration to select one of the two features
41	PA22	ACIFA-AC0AN0	Analog Comparator 1 Input negative
42	PA23	ACIFA-AC0BP0	Analog Comparator 2 Input positive
40	PA21	ADCIFA-ADCIN0 or ACIFA-AC0BN0	ADC Input 1 negative channel or Analog Comparator 2 Input negative. See section AVRMC300 Configuration to select one of the two features
29	PA12	DACIFB-DAC1A	DAC Output

Table 3-23. UC3C Pinout for the Hall Effect Sensors - J41
QFP144 pin	GPIO	GPIO Alternate functions	Feature
66	PB27	GPIO[59]
67	PB28	GPIO[60]
68	PB29	GPIO[61]

Table 3-24. UC3C Pinout for the Hall Effect Sensors - J41
QFP144 pin	GPIO	GPIO Alternate functions	Feature
66	PB27	QDEC - QEPA	Quadrature Decoder Line A
67	PB28	QDEC - QEPB	Quadrature Decoder Line B
68	PB29	QDEC - QEPI	Quadrature Decoder Line I
			GND on J43.5
			VCC3 on J43.1

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