參數(shù)資料
型號: MB90F57APMT
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 16 MHz, MICROCONTROLLER, PQFP120
封裝: PLASTIC, LQFP-120
文件頁數(shù): 71/133頁
文件大?。?/td> 2509K
代理商: MB90F57APMT
MB90570 Series
42
(2) Block Diagram
Block diagram of 8/16-bit PPG timer (ch.0)
PRLH0
Timebase timer output (512/HCLK)
PEN0
Data bus for “H” digits
PE00 PIE0 PUF0
RESV
Data bus for “L” digits
PPG0 operating mode
control register ch.0 (PPGC0)
PPG0 reload
register
PRLL0
Temporary buffer
(PRLBH0)
Reload register
(L/H selector)
Down counter
(PCNT0)
Count value
Clear
CLK
2
Select signal
Re-load
Underflow
Pulse selector
PPG0
output latch
Reverse
PPG output
control circuit
Mode control signal
Pin
P46/PPG0
Count
clock
selector
PPG1 underflow
PPG0 underflow
(to PPG1)
Select signal
*
: Interrupt number
HCLK : Oscillation clock
φ : Machine clock frequency
3
R
SQ
Interrupt request
#26*
PCM2 PCM1 PCM0
Peripheral clock (16/
φ)
Peripheral clock (8/
φ)
Peripheral clock (4/
φ)
Peripheral clock (2/
φ)
Peripheral clock (1/
φ)
PPG0 output
control register
ch.0 (PPGOE0)
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