st72324bk STMicroelectronics, st72324bk Datasheet - Page 16

• Manufacturer Part Number: st72324bk
• Description: 3 V/5 V Range 8-bit Mcu With 4/8 Kbyte Rom, 10-bit Adc, Four Timers And Spi
• Manufacturer: STMicroelectronics

Pin description
Table 1.
16/167
27 25 10 13 14
28 26 11 14 15
29 27 12 15 16
30 28 13 16 17
31 29 14 17 18
32 30 15 18 19 PC7/SS/AIN15
33 31 16 19 20 PA3 (HS)
34 32
35 33
36 34 17 20 21 PA4 (HS)
37 35
38 36 18 21 22 PA6 (HS)
39 37 19 22 23 PA7 (HS)
40 38 20 23 24 ICCSEL
43 39 21 24 25 RESET
44 40 22 25 27 V
45 41 23 26 28 OSC2
46 42 24 27 29 OSC1
47 43 25 28 30 V
48 44 26 29 31 PE0
1
2
3
1 27 30 32 PE1
2 28 31 33 PB0
3
Pin no.
Device pin description (continued)
PC2 (HS)/
ICAP2_B
PC3 (HS)/
ICAP1_B
PC4/MISO/
ICCDATA
PC5/MOSI/
AIN14
PC6/SCK/
ICCCLK
NC
NC
PA5 (HS)
PB1
SS_2
DD_2
Pin name
(8)
(10)
(10)
(8)
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 C
S
O
S
S
S
I
I
Level
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
HS
HS
HS
HS
HS
HS
HS
(2)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Input
X
X
X
X
X
X
X
X
X
X
ei2
ei2
ei0
Port
(5)
X
X
(3)
Output
X
X
X
X
X
X
X
X
X
X
X
X
X
T
T
(6)
X Port C2
X Port C3
X Port C4
X Port C5
X Port C6
X Port C7
X Port A3
X Port A4
X Port A5
X Port E0
X Port E1
X Port B0
X Port B1
Top priority non maskable
interrupt.
Digital ground voltage
Resonator oscillator inverter output
External clock input or Resonator
oscillator inverter input
Digital main supply voltage
Not connected
Not connected
Port A6
Port A7
Must be tied low.
function
reset)
(after
Main
(9)
(9)
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)
ST72323 ST72323L
Alternate function
ICC data
input
ADC
analog
input 14
ICC clock
output
ADC
analog
input 15