Auto Page CPX-3600 Specifikace Strana 24

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Package pinout and pin description ST72321xx-Auto
24/243 Doc ID 13829 Rev 1
41 29 PC6/SCK/ICCCLK I/O C
T
X XXXPort C6
SPI Serial
Clock
ICC Clock
Output
Caution: Negative
current injection not
allowed on this pin
(Flash devices only)
42 30 PC7/SS/AIN15 I/O C
T
X XXXXPort C7
SPI Slave
Select
(active low)
ADC
Analog
Input 15
43
-
PA0 I/O C
T
X ei0 X X Port A0
44
-
PA1 I/O C
T
X ei0 X X Port A1
45 - PA2 I/O C
T
X ei0 X X Port A2
46 31 PA3(HS) I/O C
T
HS X ei0 X X Port A3
47 32 V
DD_1
(1)
S Digital Main Supply Voltage
48 33 V
SS_1
(1)
S Digital Ground Voltage
49 34 PA4(HS) I/O C
T
HS X XXXPort A4
50 35 PA5(HS) I/O C
T
HS X XXXPort A5
51 36 PA6(HS)/SDAI I/O C
T
HS X T Port A6 I
2
C Data
52 37 PA7(HS)/SCLI I/O C
T
HS X T Port A7 I
2
C Clock
53 38 V
PP
/ ICCSEL I
Must be tied low. In Flash
programming mode, this pin acts
as the programming voltage input
V
PP
. See Section 19.9.2:
ICCSEL/VPP pin for more details.
High voltage must not be applied
to ROM devices.
54 39 RESET
I/O C
T
Top priority non-maskable interrupt
55 - EVD I A External voltage detector
56 - TLI I C
T
X Top level interrupt input pin
57 40 V
SS_2
(1)
S Digital Ground Voltage
58 41 OSC2
(2)
I/O Resonator oscillator inverter output
59 42 OSC1
(2)
I
External clock input or Resonator
oscillator inverter input
60 43 V
DD_2
(1)
S Digital Main Supply Voltage
61 44 PE0/TDO I/O C
T
X X X X Port E0 SCI Transmit Data Out
62 1 PE1/RDI I/O C
T
X X X X Port E1 SCI Receive Data In
Table 3. Device pin description (continued)
Pin No.
Pin name
Type
Level Port
Main
function
(after
reset)
Alternate function
LQFP64
LQFP44
Input
Output
Input Output
float
wpu
int
ana
OD
PP
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