MC68HC08GZ32 Datasheet, PDF (42/320 Pages) Freescale Semiconductor, Inc – Microcontrollers

Analog-to-Digital Converter (ADC)
M68HC08 CPU
CPU
REGISTERS
ARITHMETIC/LOGIC
UNIT (ALU)
CONTROL AND STATUS REGISTERS — 64 BYTES
USER ROM — 32,256 BYTES
USER RAM — 1536 BYTES
MONITOR ROM — 304 BYTES
USER ROM VECTOR SPACE — 52 BYTES
OSC1
OSC2
CGMXFC
CLOCK GENERATOR MODULE
1–8 MHz OSCILLATOR
PHASE LOCKED LOOP
RST⁽³⁾
IRQ⁽³⁾
V_DDAD/V_REFH
V_SSAD/V_REFL
V_DD
V_SS
V_DDA
V_SSA
SYSTEM INTEGRATION
MODULE
SINGLE EXTERNAL
INTERRUPT MODULE
10-BIT ANALOG-TO-DIGITAL
CONVERTER MODULE
POWER-ON RESET
MODULE
POWER
INTERNAL BUS
PROGRAMMABLE TIMEBASE
MODULE
SINGLE BREAKPOINT BREAK
MODULE
DUAL VOLTAGE
LOW-VOLTAGE INHIBIT MODULE
8-BIT KEYBOARD
INTERRUPT MODULE
2-CHANNEL TIMER INTERFACE
MODULE
6-CHANNEL TIMER INTERFACE
MODULE
ENHANCED SERIAL
COMMUNICATIONS
INTERFACE MODULE
COMPUTER OPERATING
PROPERLY MODULE
SERIAL PERIPHERAL
INTERFACE MODULE
SECURITY
MODULE
MEMORY MAP
MODULE
MASK OPTION REGISTER 1–2
MODULE
MSCAN08
MODULE
1. Ports are software configurable with pullup device if input port, pullup or pulldown device for keyboard
2. Higher current drive port pins
3. Pin contains integrated pullup device
Figure 3-1. Block Diagram Highlighting ADC Block and Pins
PTA7/KBD7/
AD15–PTA0/
KBD0/AD8⁽¹⁾
PTB7/AD7–
PTB0/AD0
PTC6⁽¹⁾
PTC5⁽¹⁾
PTC4^{(1, 2)}
PTC3^{(1, 2)}
PTC2^{(1, 2)}
PTC1/CAN_RX(1, ²⁾
PTC0/CAN_TX(1, ²⁾
PTD7/T2CH1⁽¹⁾
PTD6/T2CH0⁽¹⁾
PTD5/T1CH1⁽¹⁾
PTD4/T1CH0⁽¹⁾
PTD3/SPSCK⁽¹⁾
PTD2/MOSI⁽¹⁾
PTD1/MISO⁽¹⁾
PTD0/SS/MCLK⁽¹⁾
PTE5–PTE2
PTE1/RxD
PTE0/TxD
PTF7/T2CH5
PTF6/T2CH4
PTF5/T2CH3
PTF4/T2CH2
PTF3-PFT0⁽²⁾
PTG7/AD23–
PTG0/AD16
MC68HC08GZ32 Data Sheet, Rev. 3
42
Freescale Semiconductor