ST72F264G ST Microelectronics, ST72F264G Datasheet - Page 8

• Manufacturer Part Number: ST72F264G
• Description: (ST72F260G - ST72F264G) 8-BIT MCU
• Manufacturer: ST Microelectronics

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DataSheet
ST72260G, ST72262G, ST72264G
PIN DESCRIPTION (Cont’d)
For external pin connection guidelines, refer to
122.
Legend / Abbreviations for
Type:
Input level:
In/Output level: C
Output level:
Port and control configuration:
Refer to
The RESET configuration of each pin is shown in bold. This configuration is valid as long as the device is
in reset state.
Table 1. Device Pin Description
8/171
– Input:
– Output:
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
Pin n°
4
10 E1 PB1 /OCMP1_A
11 F1 PB0 /ICAP1_A
12 F2 PC5/EXTCLK_A/AIN5 I/O
13 E2 PC4/OCMP2_B/AIN4
14 F3 PC3/ ICAP2_B/AIN3
1
2
3
4
5
6
7
8
9
U
.com
Section 9 "I/O PORTS" on page 38
C4 OSC1
C1 NC
C2 NC
D1 NC
C3 PB3/OCMP2_A
D2 PB2/ICAP2_A
A3 RESET
B3 OSC2
A2 PB7/SS
A1 PB6/SCK
B1 PB5/MISO
B2 PB4/MOSI
I = input, O = output, S = supply
A = Dedicated analog input
HS = 20 mA high sink (on N-buffer only)
float = floating, wpu = weak pull-up, int = interrupt
OD = open drain
Pin Name
T
3)
3)
= CMOS 0.3 V
Table
2)
DD
I/O C
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
I
1:
, PP = push-pull
/0.7 V
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Level
T
C
C
C
C
C
C
C
C
C
C
C
T
T
T
T
T
T
T
T
T
T
T
DD
for more details on the software configuration of the I/O ports.
with input trigger
Section 13 "ELECTRICAL CHARACTERISTICS" on page
X
X
X
X
X
X
X
X
X ei0/ei1 X
X ei0/ei1 X
X ei0/ei1 X
Port / Control
Input
X
ei1
ei1
ei1
ei1
ei1
ei1
ei1
ei1
Output
X
X
X
X
X
X
X
X
X
X
X
X
Not Connected
X
X
X
X
X
X
X
X
X
X
X
1)
, ana = analog
Function
Top priority non maskable interrupt (ac-
tive low)
External clock input or Resonator oscilla-
tor inverter input or resistor input for RC
oscillator
Resonator oscillator inverter output or ca-
pacitor input for RC oscillator
Port B7
Port B6
Port B5
Port B4
Port B3
Port B2
Port B1
Port B0
Port C5
Port C4
Port C3
reset)
(after
Main
SPI Slave Select (active low)
SPI Serial Clock
SPI Master In/ Slave Out Data
SPI Master Out / Slave In Data
Timer A Output Compare 2
Timer A Input Capture 2
Timer A Output Compare 1
Timer A Input Capture 1
Timer A Input Clock or ADC
Analog Input 5
Timer B Output Compare 2 or
ADC Analog Input 4
Timer B Input Capture 2 or
ADC Analog Input 3
Alternate Function
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