參數(shù)資料
型號: MB90F523PFF
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 10 MHz, MICROCONTROLLER, PQFP120
封裝: PLASTIC, LQFP-120
文件頁數(shù): 45/106頁
文件大小: 1541K
代理商: MB90F523PFF
MB90520 Series
43
Block diagram of 8/16-bit PPG timer 1
PPG1 underflow
(to PPG0)
*
: Interrupt number
HCLK : Oscillation clock frequency
φ : Machine clock frequency
PRLH0
PEN1
Data bus for “H” digits
Data bus for “L” digits
PPG1 operating mode
control register (PPGC1)
PRLL0
Temporary buffer
(PRLBH1)
Re-load selector
(L/H selector)
Down counter
(PCNT1)
PPG1
output latch
Pin
Count value
Clear
2
Select signal
Re-load
Underflow
Reverse
PPG output control circuit
P40/PG10
Count clock selector
Select signal
PPG1 re-load
register
Operating
mode
control signal
PPG0 underflow
CLK
MD0
Interrupt
request
#23*
Timebase timer output (512/HCLK)
PEI0
PIE1 PUF1 MD1
MD0
Reserved
R
SQ
Pin
P41/PG11
PCS2
3
PCS1 PCS0 PCM2 PCM1 PCM0 PE11 PE01
PPG0, 1 Output control register (PPGOE0, 1)
Peripheral clock (16/
φ)
Peripheral clock (8/
φ)
Peripheral clock (4/
φ)
Peripheral clock (2/
φ)
Peripheral clock (1/
φ)
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