ST72325 STMICROELECTRONICS [STMicroelectronics], ST72325 Datasheet - Page 15

• Manufacturer Part Number: ST72325
• Description: 8-BIT MCU WITH 16 TO 60K FLASH/ROM, ADC, CSS, FIVE TIMERS, SPI, SCI, I2C INTERFACE
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 2. TQFP32/DIP32 Device Pin Description
10 13 PC2 (HS)/ICAP2_B I/O C
11 14 PC3 (HS)/ICAP1_B I/O C
12 15
13 16 PC5/MOSI/AIN14
14 17 PC6/SCK/ICCCLK
15 18 PC7/SS/AIN15
16 19 PA3 (HS)
17 20 PA4 (HS)
18 21 PA6 (HS)/SDAI
19 22 PA7 (HS)/SCLI
20 23 V
21 24 RESET
22 25 V
23 26 OSC2
24 27 OSC1
25 28 V
26 29 PE0/TDO
27 30 PE1/RDI
Pin n°
1
2
3
4
5
6
7
8
9
10
11
12
4
5
6
7
8
9
V
V
PF0/MCO/AIN8
PF1 (HS)/BEEP
PF4/OCMP1_A/
AIN10
PF6 (HS)/ICAP1_A I/O C
PF7 (HS)/
EXTCLK_A
PC0/OCMP2_B/
AIN12
PC1/OCMP1_B/
AIN13
PC4/MISO/ICCDA-
TA
AREF
SSA
PP
SS_2
DD_2
/ ICCSEL
Pin Name
3)
3)
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O C
I/O
I/O C
I/O C
S
S
S
I
I
I
Level
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
HS
HS
HS
HS
HS
HS
HS
HS
HS
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Input
ei1
ei1
ei0
Port
X
X
X
X
X
X
Output
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
T
T
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
function
Analog Reference Voltage for ADC
Analog Ground Voltage
Port F0
Port F1
Port F4
Port F6
Port F7
Port C0
Port C1
Port C2
Port C3
Port C4
Port C5
Port C6
Port C7
Port A3
Port A4
Port A6
Port A7
Must be tied low. In flash programming
mode, this pin acts as the programming
voltage input V
more details. High voltage must not be ap-
plied to ROM devices
Top priority non maskable interrupt.
Digital Ground Voltage
Resonator oscillator inverter output
External clock input or Resonator oscillator
inverter input
Digital Main Supply Voltage
Port E0
Port E1
reset)
(after
Main
Main clock out
(f
Beep signal output
Timer A Output
Compare 1
Timer A Input Capture 1
Timer A External Clock Source
Timer B Output
Compare 2
Timer B Output
Compare 1
Timer B Input Capture 2
Timer B Input Capture 1
SPI Master In /
Slave Out Data
SPI Master Out /
Slave In Data
SPI Serial Clock
SPI Slave Select
(active low)
SCI Transmit Data Out
SCI Receive Data In
I
I
2
2
OSC
C Data
C Clock
PP
/2)
Alternate function
. See
1)
1)
Section 12.9.2
ADC Analog
Input 8
ADC Analog
Input 10
ADC Analog
Input 12
ADC Analog
Input 13
ICC Data Input
ADC Analog
Input 14
ICC Clock
Output
ADC Analog
Input 15
ST72325
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for