參數(shù)資料
型號(hào)： ST72121J2
元件分類： 8位微控制器
英文描述： 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述： 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存
文件頁(yè)數(shù)： 34/93頁(yè)
文件大?。?/td> 915K
代理商： ST72121J2
34/93
ST72E121 ST72T121
16-BIT TIMER
(Cont’d)
Figure 21. Timer Block Diagram
MCU-PERIPHERAL INTERFACE
COUNTER
REGISTER
ALTERNATE
OUTPUT
COMPARE
REGISTER
1
OUTPUT COMPARE
CIRCUIT
EDGE DETECT
CIRCUIT1
OVERFLOW
DETECT
CIRCUIT
1/2
1/4
1/8
8-bit
buffer
ST7 INTERNAL BUS
LATCH1
OCMP1
pin
ICAP1
pin
EXTCLK
pin
f
CPU
TIMER INTERRUPT
ICF2
ICF1
0
0
0
OCF2
OCF1 TOF
PWM
OC1E
EXEDG
IEDG2
CC0
CC1
OC2E OPM
FOLV2
ICIE
OLVL1
IEDG1
OLVL2
FOLV1
OCIETOIE
ICAP2
pin
LATCH2
OCMP2
pin
8
8
8 low
16
8 high
16
16
16
16
(Control Register 1)
CR1
(Control Register 2)
CR2
(Status Register)
SR
6
16
8
8
8
8
8
8
h
l
h
h
h
l
l
l
EXEDG
TIMER INTERNAL BUS
EDGE DETECT
CIRCUIT2
OUTPUT
COMPARE
REGISTER
2
INPUT
CAPTURE
REGISTER
1
INPUT
CAPTURE
REGISTER
2
CC[1:0]
COUNTER
REGISTER
Note:
If IC, OC and TO interrupt requests have separate vectors
then the last OR is not present (See device Interrupt Vector Table)
(See note)
34
相關(guān)PDF資料
PDF描述
ST72121J4 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
ST72171 8-BIT MCU WITH 8K FLASH. ADC. WDG. SPI. SCI. TIMERS SPGAS (SOFTWARE PROGRAMMABLE GAIN AMPLIFIERS). OP-AMP
ST733C04LFL0 Fuse Holder; Fuse Size/Group:Micro; Mounting Type:PC Board; Body Material:Thermoplastic; Contact Material:Copper Alloy; Contact Plating:Tin; Current Rating:5A; Leaded Process Compatible:Yes; Terminal Type:Push-On
ST733C04LFM0 Fuse Holder; Leaded Process Compatible:Yes; Mounting Type:Panel Mount RoHS Compliant: Yes
ST733C08LFL0 Fuse Holder; Leaded Process Compatible:Yes; Mounting Type:Panel Mount RoHS Compliant: Yes
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ST72121J4 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-BIT MICROCONTROLLER (MCU) WITH 8 TO 16 K ROM/OTP/EPROM. 384 TO 512 BYTES RAM. WDG. SCI. SPI & 2 TIMERS - SDIP42. TQFP44
ST72124J 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, SCI INTERFACES
ST72124J2 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, SCI INTERFACES
ST72124J2B 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, SCI INTERFACES
ST72124J2B1 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, SCI INTERFACES
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