參數資料
型號: ST72F321M
廠商: 意法半導體
英文描述: 80-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE(具有ICP,IAP,Nested Interrupt,TLI,ROP的8位MCU)
中文描述: 80引腳8位微控制器32至60,000閃存/ ROM,ADC的,5個定時器,SPI和SCI的I2C接口(具有比較方案,國際檢察官聯合會,嵌套中斷,中華語文研習所,人事登記的8位微控制器)
文件頁數: 11/178頁
文件大?。?/td> 3121K
代理商: ST72F321M
ST72F321M, ST72321BM
11/178
Notes
:
1. In the interrupt input column, “eiX” defines the associated external interrupt vector. If the weak pull-up
column (wpu) is merged with the interrupt column (int), then the I/O configuration is pull-up interrupt input,
53
PC6/SCK/ICCCLK
I/O C
T
X
X
X
X
Port C6
SPI Serial
Clock
Caution:
Negative current
injection not allowed on this
pin
5)
SPI Slave
Select (active
low)
ICC Clock
Output
54
PC7/SS/AIN15
I/O C
T
X
X
X
X
X
Port C7
ADC Analog
Input 15
55
56
57
58
59
60
61
62
63
64
PA0
PA1
PA2
PA3 (HS)
V
DD_1
V
SS_1
PA4 (HS)
PA5 (HS)
PA6 (HS)/SDAI
PA7 (HS)/SCLI
I/O C
T
I/O C
T
I/O C
T
I/O C
T
S
S
I/O C
T
I/O C
T
I/O C
T
I/O C
T
X
X
X
X
ei0
ei0
ei0
X
X
X
X
X
X
X
X
Port A0
Port A1
Port A2
Port A3
Digital Main Supply Voltage
Digital Ground Voltage
Port A4
Port A5
Port A6
I
2
C Data
1)
Port A7
I
2
C Clock
1)
Must be tied low. In flash programming
mode, this pin acts as the programming
voltage input V
PP
. High voltage must
not be applied to ROM devices
Top priority non maskable interrupt.
External voltage detector
Top level interrupt input pin
Port H4
Port H5
Port H6
Port H7
Digital Ground Voltage
Resonator oscillator inverter output
External clock input or Resonator oscil-
lator inverter input
Digital Main Supply Voltage
Port E0
SCI Transmit Data Out
Port E1
SCI Receive Data In
Port E2
Port E3
HS
ei0
HS
HS
HS
HS
X
X
X
X
X
X
X
X
T
T
X
X
65
V
PP
/ ICCSEL
I
66
67
68
69
70
71
72
73
74
RESET
EVD
TLI
PH4
PH5
PH6
PH7
V
SS_2
OSC2
3)
I/O C
T
I
C
T
X
X
X
X
X
X
I/O T
T
I/O T
T
I/O T
T
I/O T
T
S
I/O
X
X
X
X
X
X
X
X
X
X
X
X
75
OSC1
3)
I
76
77
78
79
80
V
DD_2
PE0/TDO
PE1/RDI
PE2
PE3
S
I/O C
T
I/O C
T
I/O C
T
I/O C
T
X
X
X
X
X
X
X
X
X
X
X
X
X
Pin n°
Pin Name
T
Level
Port
Main
function
(after
reset)
Alternate function
L
I
O
Input
Output
f
w
i
a
O
P
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