MC9S08SF4 Datasheet, PDF (3/32 Pages) Freescale Semiconductor, Inc – Technical Data

1 MCU Block Diagram
The block diagram, Figure 1, shows the structure of the MC9S08SF4 MCU.
INTERRUPT PRIORITY
CONTROLLER (IPC)
HCS08 CORE
CPU
BDC
HCS08 SYSTEM CONTROL
RESETS AND INTERRUPTS
MODES OF OPERATION
POWER MANAGEMENT
COP
IRQ
WAKEUP
LVD
USER Flash
4096 BYTES
USER RAM
128 BYTES
40 MHz INTERNAL CLOCK
SOURCE (ICS)
V_DD
V_SS
VOLTAGE REGULATOR
DEBUG MODULE
(DBG)
16-BIT MODULO TIMER
(MTIM16-1)
TCLK
16-BIT MODULO TIMER
(MTIM16-2)
TCLK
4-PIN KEYBOARD
INTERRUPT (KBI)
RESET
IRQ
6-CH TIMER/PWM
MODULE (TPM1)
FAULT DETECTION
& SHUTDOWN (FDS)
1-CH TIMER/PWM
MODULE (TPM2)
PULSE WIDTH TIMER
(PWT1)
PULSE WIDTH TIMER
(PWT2)
ANALOG COMPARATOR
(PRACMP1)
ANALOG COMPARATOR
(PRACMP2)
KBI[3:0]
TPM1C[5:0]
TCLK
FDSOUT[6:0]
TPM2C0
TCLK
PWTI1
TCLK
PWTI2
TCLK
ACMP3
ACMP2
ACMP1
ACMP0
ACMP3
ACMP2
ACMP1
ACMP0
8-CH 10-BIT
ANALOG-TO-DIGITAL
CONVERTER(ADC)
INTER-INTERGRATED
CIRCUIT (IIC)
ADP[5:0]
ADP[6:7]
SCL
SDA
= Not Available in 16-pin TSSOP package
Figure 1. MC9S08SF4 Series Block Diagram
2 Pin Assignments
This section shows the pin assignments for the MC9S08SF4 series devices.
PTA0/KBI0/TCLK/IRQ
PTA1/KBI1/RESET
PTA2/KBI2/TPM1C0/FDSOUT0
PTA3/KBI3/TPM1C1/FDSOUT1
PTA4/TPM1C2/FDSOUT2
PTA5/TPM1C3/FDSOUT3
PTA6/TPM1C4/FDSOUT4
PTA7/TPM1C5/FDSOUT5
PTB0/TPM2C0/FDSOUT6
PTB1/PWTI1/ADC0
PTB2/PWTI2/ADC1
PTB3/ACMP3/ADC2
PTB4/ACMP2/ADC3
PTB5/ACMP1/ADC4
PTB6/ACMP0/ADC5
PTB7/BKGD/MS
PTC0/ADC6/SCL
PTC1/ADC7/SDA
MC9S08SF4 Series MCU Data Sheet, Rev. 2
Freescale Semiconductor
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