參數資料
型號: ST72T213G1M3
廠商: 意法半導體
英文描述: 8-BIT MCU WITH 4 TO 8K ROM/OTP/EPROM, 256 BYTES RAM, ADC, WDG, SPI AND 1 OR 2 TIMERS
中文描述: 8位微控制器有4到8K的光碟/雙層/存儲器,256字節(jié)RAM,ADC的,水分散粒劑,SPI和1或2定時器
文件頁數: 78/84頁
文件大?。?/td> 531K
代理商: ST72T213G1M3
8/84
ST72101/ST72212/ST72213
Table 3. ST72101 Pin Configuration
Pin n
°
SDIP32
Pin n
°
SO28
Pin Name
Type
Description
Remarks
1
RESET
I/O
Bidirectional. Active low. Top priority non maskable interrupt.
2
OSCIN
I
Input/Output Oscillator pin. These pins connect a parallel-resonant crystal, or
an external source to the on-chip oscillator.
3
OSCOUT
O
4
PB7/SS
I/O
Port B7 or SPI Slave Select (active low)
External Interrupt: EI1
5
PB6/SCK
I/O
Port B6 or SPI Serial Clock
External Interrupt: EI1
6
PB5/MISO
I/O
Port B5 or SPI Master In/ Slave Out Data
External Interrupt: EI1
7
PB4/MOSI
I/O
Port B4 or SPI Master Out / Slave In Data
External Interrupt: EI1
8
NC
Not Connected
9
NC
Not Connected
10
8
PB3/OCMP2_A
I/O
Port B3 or TimerA Output Compare 2
External Interrupt: EI1
11
9
PB2/ICAP2_A
I/O
Port B2 or TimerA Input Capture 2
External Interrupt: EI1
12
10
PB1/OCMP1_A
I/O
Port B1 or TimerA Output Compare 1
External Interrupt: EI1
13
11
PB0/ICAP1_A
I/O
Port B0 or TimerA Input Capture 1
External Interrupt: EI1
14
12
PC5/EXTCLK_A
I/O
Port C5 or TimerA Input Clock
External Interrupt: EI1
15
13
PC4
I/O
Port C4
External Interrupt: EI1
16
14
PC3
I/O
Port C3
External Interrupt: EI1
17
15
PC2/CLKOUT
I/O
Port C2 or Internal Clock Frequency Output. Clockout
is driven by MCO bit of the miscellaneous register.
External Interrupt: EI1
18
16
PC1
I/O
Port C1
External Interrupt: EI1
19
17
PC0
I/O
Port C0
External Interrupt: EI1
20
18
PA7
I/O
Port A7, High Sink
External Interrupt: EI0
21
19
PA6
I/O
Port A6, High Sink
External Interrupt: EI0
22
20
PA5
I/O
Port A5, High Sink
External Interrupt: EI0
23
21
PA4
I/O
Port A4, High Sink
External Interrupt: EI0
24
NC
Not Connected
25
NC
Not Connected
26
22
PA3
I/O
Port A3, High Sink
External Interrupt: EI0
27
23
PA2
I/O
Port A2, High Sink
External Interrupt: EI0
28
24
PA1
I/O
Port A1, High Sink
External Interrupt: EI0
29
25
PA0
I/O
Port A0, High Sink
External Interrupt: EI0
30
26
TEST/VPP
(1)
I/S
Test mode pin (should be tied low in user mode). In the EPROM programming
mode, this pin acts as the programming voltage input VPP.
31
27
VSS
S
Ground
32
28
VDD
S
Main power supply
Note 1:VPP on EPROM/OTP only.
8
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