参数资料
型号: MC68HC705F4FB
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 1.789 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, QFP-44
文件页数: 30/130页
文件大小: 10504K
代理商: MC68HC705F4FB
MC68HC05F4
iii
INDEX
block diagram
features A-1
memory
bootloader ROM 3–4
EEPROM 3–4
EPROM A-5
memory map
, A-3
RAM 3–1
ROM 3–1
modes of operation
low power modes 2–1
single-chip 2–1
N
N-bit in CCR 9–3
O
OC1IE bit in TCR1 6–5
OC2IE bit in TCR2 6–6
OCR1, OCR2 — output compare registers 6–11
OLVL1 bit in TCR1 6–6
OLVL2 bit in TCR2 6–6
OSC1, OSC2 pins 2–6
oscillator clock
connections
crystal 2–6
external clock 2–6
output compare 6–11
P
packages
28-pin PDIP
44-pin QFP
PC – program counter 9–2
pins
IRQ 2–4
OSC1, OSC2 2–6
PA0–PA7 2–5
PB0–PB7 2–5
PC0–PC7 2–5
PD0–PD7 2–5
RESET 2–5
TCAP1, TCAP2, TCMP1, TCMP2 2–6
TNO, TNX 2–6
VDD, VSS 2–4
port A 4–2
keyboard interrupt 4–2
port B 4–4
port C 4–5
port D 4–5
port registers
data direction registers 4–6
port data registers 4–6
power-on reset 8–1
PROG — EPROM programming register A-5
ELATCH – EPROM latch control A-5
EPGM – EPROM program control A-5
programmable timer
block diagram
counter 6–1
during STOP mode 6–13
during WAIT mode 6–13
ICR1 6–9
interrupts 8–6
OCR1, OCR2 6–11
TCR1, TCR2 6–4
timing diagrams
TSR 6–7
programming
EEPROM 3–6
EPROM A-6
R
real-time interrupts 5–2
example RTI periods 5–4
register summary
, A-4
relative addressing mode 9–13
RESET 2–5
resets 8–1
COP 8–2
illegal address 8–2
power-on reset 8–1
RESET pin 2–5
RT1, RT0 bits in CTCSR 5–4
RTIE bit in CTCSR 5–3
RTIF bit in CTCSR 5–3
S
SC bit in SOR 2–4
SOR — system options register 2–3
IRQ — interrupt sensitivity 2–4
LVIE — low voltage interrupt enable 2–3
LVIF — low voltage interrupt flag 2–3
LVION — low voltage interrupt on 2–3
SC — system clock option 2–4
SP – stack pointer 9–2
STOP mode 2–1
system options register 2–3
T
TCR1 — timer control register 1 6–4
CO1E – compare output enable bit 1 6–5
IC1IE – input capture interrupt enable 1 6–5
IC2IE – input capture interrupt enable 2 6–5
TPG
123
05F4Book Page iii Tuesday, August 5, 1997 1:10 pm
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Freescale Semiconductor, Inc.
For More Information On This Product,
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MC68HC05F4FB 8-BIT, MROM, 1.789 MHz, MICROCONTROLLER, PQFP44
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