mc9s08sc4 Freescale Semiconductor, Inc, mc9s08sc4 Datasheet - Page 3

• Manufacturer Part Number: mc9s08sc4
• Description: Mc9s08sc4 8-bit Microcontroller Data Sheet
• Manufacturer: Freescale Semiconductor, Inc

Chapter 1
Device Overview
The MC9S08SC4 is a member of the low-cost, high-performance HCS08 Family of 8-bit microcontroller units (MCUs). The
MC9S08SC4 uses the enhanced HCS08 core.
1.1
The block diagram in
Freescale Semiconductor
BKGD/MS
RESET
MCU Block Diagram
(MC9S08SC4 = 256 BYTES)
(MC9S08SC4 = 4096 BYTES)
LOW-POWER OSCILLATOR
HCS08 SYSTEM CONTROL
32 kHz to 38.4 kHz
RESETS AND INTERRUPTS
1 MHz to 16 MHz
40-MHz INTERNAL CLOCK
MODES OF OPERATION
POWER MANAGEMENT
CPU
COP
HCS08 CORE
USER FLASH
SOURCE (ICS)
Figure 1-1
USER RAM
LVD
BDC
shows the structure of the MC9S08SC4 MCU.
MC9S08SC4 MCU Series Data Sheet, Rev. 4
Figure 1-1. MC9S08SC4 Block Diagram
EXTAL
XTAL
SERIAL COMMUNICATIONS
INTERFACE MODULE (SCI)
16-BIT TIMER/PWM
16-BIT TIMER/PWM
MODULE (TPM1)
MODULE (TPM2)
V
V
SEE NOTE 1
DD
SS
1:
NOTES
V
V
V
V
DDA
SSA
REFH
REFL
REGULATOR
VOLTAGE
V
DDA
/V
TPM1CH0
TPM1CH1
TPM2CH0
TPM2CH1
TCLK
TCLK
TxD
RxD
REFH
and V
SSA
/V
REFL
, are derived from V
ANALOG-TO-DIGITAL
CONVERTER (ADC)
PTA2/PIA2/ADP2
PTA3/PIA3/ADP3
PTA1/PIA1/TPM2CH0/ADP1
PTA0/PIA0/TPM1CH0/TCLK/ADP0
PTB7/EXTAL
PTB6/XTAL
PTB5/TPM1CH1
PTB4/TPM2CH1
PTB3/PIB3/ADP7
PTB2/PIB2/ADP6
PTB1/PIB1/TxD/ADP5
PTB0/PIB0/RxD/ADP4
10-BIT
DD
and V
SS
respectively.
ADP7-ADP0
3