MC9S08AC48MFDE Freescale Semiconductor, MC9S08AC48MFDE Datasheet - Page 183

• Manufacturer Part Number: MC9S08AC48MFDE
• Description: MCU 8BIT 48K FLASH 48-QFN
• Manufacturer: Freescale Semiconductor
• Series: HCS08r

Specifications of MC9S08AC48MFDE

• Core Processor: HCS08
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 38
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 48-QFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

ICGTRM = $xx
Figure 10-14
Freescale Semiconductor
Only needed in self-clocked mode; FLT will be adjusted by loop to give 8.38 MHz DCO clock
Bits 15:12 unused
Bits 11:0 FLT
Bits 7:0
FLL LOCK STATUS.
INITIALIZE ICG
shows flow charts for three conditions requiring ICG initialization.
ICGC1 = $38
ICGC2 = $00
TRIM
CONTINUE
LOCK = 1?
RESET
CHECK
YES
0000
No need for user initialization
Only need to write when trimming internal oscillator; not used when external
crystal is clock source
Figure 10-14. ICG Initialization for FEE in Example #1
NO
MC9S08AC60 Series Data Sheet, Rev. 2
QUICK RECOVERY FROM STOP
RECOVERY FROM STOP
FLL LOCK STATUS.
OSCSTEN = 1
CONTINUE
LOCK = 1?
CHECK
YES
NOTE: THIS WILL REQUIRE THE OSCILLATOR TO START AND
STABILIZE. ACTUAL TIME IS DEPENDENT ON CRYSTAL /RESONATOR
AND EXTERNAL CIRCUITRY.
NO
MINIMUM CURRENT DRAW IN STOP
Chapter 10 Internal Clock Generator (S08ICGV4)
RECOVERY FROM STOP
FLL LOCK STATUS.
OSCSTEN = 0
CONTINUE
LOCK = 1?
CHECK
YES
NO
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