ST72321BR9-AUTO View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
ST72321BR9-AUTO
STMicroelectronics
'ST72321BR9-AUTO' PDF : 247 Pages View PDF
ST72321Bxxx-Auto
Package pinout and pin description
Table 2.
Pin No.
Device pin description (continued)
Level
Port
Pin name
Input
Output
Main
function
(after
reset)
Alternate function
21 13 VAREF(3)
I
22 14 VSSA(3)
S
23
- VDD_3(3)
S
24
- VSS_3(3)
S
25 15 PF0/MCO/AIN8 I/O CT
X ei1 X X
26 16 PF1 (HS)/BEEP I/O CT HS X ei1
X
27 17 PF2 (HS)
I/O CT HS X
ei1
X
28
- PF3/OCMP2_A/
(1)(2) AIN9
I/O CT
XX
XX
29
18
PF4/OCMP1_A/
AIN10
I/O CT
XX
XX
30
- PF5/ICAP2_A/
(1)(2) AIN11
I/O CT
XX
31 19 PF6(HS)/ICAP1_A I/O CT HS X X
32
20
PF7(HS)/
EXTCLK_A
I/O CT HS X X
33 21 VDD_0(3)
S
34 22(4) VSS_0(3)
S
35
23
PC0/OCMP2_B/
AIN12
I/O CT
XX
XX
X
X
XX
36
24
PC1/OCMP1_B/
AIN13
I/O CT
XX
37
25
PC2(HS)/
ICAP2_B
38
26
PC3(HS)/
ICAP1_B
I/O CT HS X X
I/O CT HS X X
39
27
PC4/MISO/
ICCDATA
I/O CT
XX
XX
X
X
X
40 28 PC5/MOSI/AIN14 I/O CT
XX
XX
Analog Reference Voltage for ADC
Analog Ground Voltage
Digital Main Supply Voltage
Digital Ground Voltage
X
Port F0
Main clock
out (fOSC/2)
ADC
Analog
Input 8
X Port F1 Beep signal output
X Port F2
Timer A
ADC
X Port F3 Output
Analog
Compare 2 Input 9
Timer A
ADC
X Port F4 Output
Analog
Compare 1 Input 10
Timer A
X Port F5 Input
Capture 2
ADC
Analog
Input 11
X Port F6 Timer A Input Capture 1
X
Port F7
Timer A External Clock
Source
Digital Main Supply Voltage
Digital Ground Voltage
Timer B
ADC
X Port C0 Output
Analog
Compare 2 Input 12
Timer B
ADC
X Port C1 Output
Analog
Compare 1 Input 13
X Port C2 Timer B Input Capture 2
X Port C3 Timer B Input Capture 1
X
Port C4
SPI Master
In / Slave
Out Data
ICC Data
Input
SPI Master ADC
X Port C5 Out / Slave Analog
In Data
Input 14
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