参数资料
型号: MB90523PFV
元件分类: 微控制器/微处理器
英文描述: 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP120
封装: PLASTIC, QFP-120
文件页数: 57/106页
文件大小: 1541K
代理商: MB90523PFV
MB90520 Series
54
(2) Block Diagram
Block diagram of 8/16-bit up/down counter/timer 0
Internal data bus
RCR0
Re-load compare register 0
Re-load
control
circuit
Up/down count register 0
UDCR0
CARRY/
BORROW
Counter control
register 0 (CCRL0)
CTUT
CGE1 CGE0
UCRE
UDCC
RLDE
CGSC
Pin
Edge/level
detection
circuit
Counter clear
circuit
Overflow
Underflow
Compare
control circuit
Prescaler
P24/AIN0
Pin
P25/BIN0
UP/down count
clock selector
Counter status
register 0 (CSR0)
Count clock
CSTR CITE UDIE CMPF OVFF UDFF UDF1 UDF0
CDCF
CES1 CES0
CFIE
CMS1
CLKS
CMS0
Interrupt request
#21*
Interrupt request
#22*
Counter control register 0 (CCRH0)
M16E
(to channel 1)
* : Interrupt number
φ: Machine clock frequency
φ
P26/ZIN0/INT7
M16E
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