Datasheet

Chapter 13 Modulo Timer (S08MTIMV1)
MC9S08QG8 and MC9S08QG4 Data Sheet, Rev. 5
182 Freescale Semiconductor
Figure 13-1. MC9S08QG8/4 Block Diagram Highlighting MTIM Block and Pins
IIC MODULE (IIC)
SERIAL PERIPHERAL
INTERFACE MODULE (SPI)
USER FLASH
USER RAM
(MC9S08QG8 = 8192 BYTES)
HCS08 CORE
CPU
BDC
NOTES:
1
Not all pins or pin functions are available on all devices, see Ta bl e 1-1 for available functions on each device.
2
Port pins are software configurable with pullup device if input port.
3
Port pins are software configurable for output drive strength.
4
Port pins are software configurable for output slew rate control.
5
IRQ contains a software configurable (IRQPDD) pullup device if PTA5 enabled as IRQ pin function (IRQPE = 1).
6
RESET contains integrated pullup device if PTA5 enabled as reset pin function (RSTPE = 1).
7
PTA4 contains integrated pullup device if BKGD enabled (BKGDPE = 1).
8
SDA and SCL pin locations can be repositioned under software control (IICPS), defaults on PTA2 and PTA3.
9
When pin functions as KBI (KBIPEn = 1) and associated pin is configured to enable the pullup device, KBEDGn can be used to reconfigure
the pullup as a pulldown device.
16-BIT TIMER/PWM
MODULE (TPM)
PTB7/SCL/EXTAL
PORT B
HCS08 SYSTEM CONTROL
RESETS AND INTERRUPTS
MODES OF OPERATION
POWER MANAGEMENT
RTI COP
IRQ LVD
INTERFACE MODULE (SCI)
SERIAL COMMUNICATIONS
8-BIT MODULO TIMER
MODULE (MTIM)
(MC9S08QG4 = 4096 BYTES)
PTB6/SDA/XTAL
PTB5/TPMCH1/SS
PTB4/MISO
PTB3/KBIP7/MOSI/ADP7
PTB2/KBIP6/SPSCK/ADP6
VOLTAGE REGULATOR
PORT A
PTA5//IRQ/TCLK/RESET
PTA4/ACMPO/BKGD/MS
PTA3/KBIP3/SCL/ADP3
PTA2/KBIP2/SDA/ADP2
PTA1/KBIP1/ADP1/ACMP–
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
8-BIT KEYBOARD
INTERRUPT MODULE (KBI)
(MC9S08QG8 = 512 BYTES)
(MC9S08QG4 = 256 BYTES)
DEBUG MODULE (DBG)
ANALOG COMPARATOR
(ACMP)
MISO
SCL
SDA
MOSI
SPSCK
TxD
RxD
LOW-POWER OSCILLATOR
16-MHz INTERNAL CLOCK
SOURCE (ICS)
31.25 kHz to 38.4 kHz
1 MHz to 16 MHz
(XOSC)
EXTAL
XTAL
4
4
ANALOG-TO-DIGITAL
CONVERTER (ADC)
10-BIT
4
SS
PTB1/KBIP5/TxD/ADP5
PTB0/KBIP4/RxD/ADP4
TPMCH0
TPMCH1
ACMPO
ACMP–
TCLK
BKGD/MS
IRQ
ACMP+
4
V
SS
V
DD
V
SSA
V
DDA
V
REFL
V
REFH