Datasheet

9
32145CS–06/2013
AT32UC3L0128/256
13 PA02 2 VDDIO
High-
drive I/O
U S A R T 0
RTS
A D C I F B
TRIGGER
U S A R T 2
TXD
T C0
A0
P W M A
PWMA[2]
A CI FB
ACBP[0]
U S A R T 0
CLK
C AT
CSA[3]
4 PA03 3 VDDIO
Normal
I/O
U S A R T 0
CTS
SP I
NPCS[1]
U S A R T 2
TXD
T C0
B0
P W M A
PWMA[3]
A CI FB
ACBN[3]
U S A R T 0
CLK
C AT
CSB[3]
28 PA04 4 VDDIO
Normal
I/O
SPI
MISO
T W I M S 0
TWCK
U S A R T 1
RXD
T C0
B1
P W M A
PWMA[4]
A CI FB
ACBP[1]
C AT
CSA[7]
12 PA05 5 VDDIO
Normal
I/O (TWI)
SPI
MOSI
T W I M S 1
TWCK
U S A R T 1
TXD
T C0
A1
P W M A
PWMA[5]
A CI FB
ACBN[0]
T W I M S 0
TWD
C AT
CSB[7]
10 PA06 6 VDDIO
High-
drive I/O,
5V
tolerant
SPI
SCK
U S A R T 2
TXD
U S A R T 1
CLK
T C0
B0
P W M A
PWMA[6]
E IC
EXTINT[2]
S C I F
GCLK[1]
C AT
CSB[1]
15 PA07 7 VDDIO
Normal
I/O (TWI)
SPI
NPCS[0]
U S A R T 2
RXD
T W I M S 1
TWALM
T W I M S 0
TWCK
P W M A
PWMA[7]
A CI FB
ACAN[0]
EIC
NMI
(EXTINT[0])
C AT
CSB[2]
3 PA08 8 VDDIO
High-
drive I/O
U S A R T 1
TXD
SP I
NPCS[2]
T C0
A2
A D C I F B
ADP[0]
P W M A
PWMA[8]
C AT
CSA[4]
2 PA09 9 VDDIO
High-
drive I/O
U S A R T 1
RXD
SP I
NPCS[3]
T C0
B2
A D C I F B
ADP[1]
P W M A
PWMA[9]
S C I F
GCLK[2]
EIC
EXTINT[1]
C AT
CSB[4]
46 PA10 10 VDDIO
Normal
I/O
T W I M S 0
TWD
T C0
A0
P W M A
PWMA[10]
A CI FB
ACAP[1]
S C I F
GCLK[2]
C AT
CSA[5]
27 PA11 11 VDDIN
Normal
I/O
P W M A
PWMA[11]
47 PA12 12 VDDIO
Normal
I/O
U S A R T 2
CLK
T C0
CLK1
CA T
SMP
P W M A
PWMA[12]
A CI FB
ACAN[1]
S C I F
GCLK[3]
C AT
CSB[5]
26 PA13 13 VDDIN
Normal
I/O
G L O C
OUT[0]
G L O C
IN[7]
T C0
A0
S C I F
GCLK[2]
P W M A
PWMA[13]
C AT
SMP
EIC
EXTINT[2]
C AT
CSA[0]
36 PA14 14 VDDIO
Normal
I/O
A D C I F B
AD[0]
T C0
CLK2
U S A R T 2
RTS
CA T
SMP
P W M A
PWMA[14]
S C I F
GCLK[4]
C AT
CSA[6]
37 PA15 15 VDDIO
Normal
I/O
A D C I F B
AD[1]
T C0
CLK1
G L O C
IN[6]
P W M A
PWMA[15]
C AT
SYNC
EIC
EXTINT[3]
C AT
CSB[6]
38 PA16 16 VDDIO
Normal
I/O
A D C I F B
AD[2]
T C0
CLK0
G L O C
IN[5]
P W M A
PWMA[16]
A CI FB
ACREFN
EIC
EXTINT[4]
C AT
CSA[8]
39 PA17 17 VDDIO
Normal
I/O (TWI)
T C0
A1
U S A R T 2
CTS
T W I M S 1
TWD
P W M A
PWMA[17]
C AT
SMP
CA T
DIS
C AT
CSB[8]
41 PA18 18 VDDIO
Normal
I/O
A D C I F B
AD[4]
T C0
B1
G L O C
IN[4]
P W M A
PWMA[18]
C AT
SYNC
EIC
EXTINT[5]
C AT
CSB[0]
40 PA19 19 VDDIO
Normal
I/O
A D C I F B
AD[5]
T C0
A2
T W I M S 1
TWALM
P W M A
PWMA[19]
S C I F
GCLK_IN[0]
CA T
SYNC
C AT
CSA[10]
25 PA20 20 VDDIN
Normal
I/O
U S A R T 2
TXD
T C0
A1
G L O C
IN[3]
P W M A
PWMA[20]
S C I F
RC32OUT
C AT
CSA[12]
24 PA21 21 VDDIN
Normal
I/O (TWI,
5V
tolerant,
SMBus)
U S A R T 2
RXD
T W I M S 0
TWD
T C0
B1
A D C I F B
TRIGGER
P W M A
PWMA[21]
PW MA
PWMAOD[21]
S C I F
GCLK[0]
C AT
SMP
9 PA22 22 VDDIO
Normal
I/O
U S A R T 0
CTS
U S A R T 2
CLK
T C0
B2
CA T
SMP
P W M A
PWMA[22]
A CI FB
ACBN[2]
C AT
CSB[10]
6 PB00 32 VDDIO
Normal
I/O
U S A R T 3
TXD
A D C I F B
ADP[0]
SP I
NPCS[0]
T C0
A1
P W M A
PWMA[23]
A CI FB
ACAP[2]
TC1
A0
C AT
CSA[9]
16 PB01 33 VDDIO
High-
drive I/O
U S A R T 3
RXD
A D C I F B
ADP[1]
SP I
SCK
T C0
B1
P W M A
PWMA[24]
TC1
A1
C AT
CSB[9]
7 PB02 34 VDDIO
Normal
I/O
U S A R T 3
RTS
U S A R T 3
CLK
SP I
MISO
T C0
A2
P W M A
PWMA[25]
A CI FB
ACAN[2]
S C I F
GCLK[1]
C AT
CSB[11]
Table 3-1. GPIO Controller Function Multiplexing