MC908AZ60ACFU Freescale Semiconductor, MC908AZ60ACFU Datasheet - Page 52
MC908AZ60ACFU
Manufacturer Part Number
MC908AZ60ACFU
Description
IC MCU FLASH 8.4MHZ 60K 64QFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908AZ60ACFUER.pdf
(414 pages)
Specifications of MC908AZ60ACFU
Core Processor
HC08
Core Size
8-Bit
Speed
8.4MHz
Connectivity
CAN, SCI, SPI
Peripherals
LVD, POR, PWM
Number Of I /o
52
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 15x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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FLASH-1 Memory
4.3 FLASH-1 Control and Block Protect Registers
The FLASH-1 array has two registers that control its operation, the FLASH-1 Control Register (FL1CR)
and the FLASH-1 Block Protect Register (FL1BPR).
4.3.1 FLASH-1 Control Register
The FLASH-1 Control Register (FL1CR) controls FLASH-1 program and erase operations.
HVEN — High-Voltage Enable Bit
MASS — Mass Erase Control Bit
ERASE — Erase Control Bit
PGM — Program Control Bit
52
This read/write bit enables the charge pump to drive high voltages for program and erase operations
in the array. HVEN can only be set if either PGM = 1 or ERASE = 1 and the proper sequence for
program or erase is followed.
Setting this read/write bit configures the FLASH-1 array for mass or page erase operation.
This read/write bit configures the memory for erase operation. ERASE is interlocked with the PGM bit
such that both bits cannot be set at the same time.
This read/write bit configures the memory for program operation. PGM is interlocked with the ERASE
bit such that both bits cannot be equal to 1 or set to 1 at the same time.
1 = High voltage enabled to array and charge pump on
0 = High voltage disabled to array and charge pump off
1 = Mass erase operation selected
0 = Page erase operation selected
1 = Erase operation selected
0 = Erase operation unselected
1 = Program operation selected
0 = Program operation unselected
Address:
Reset:
Read:
Write:
MC68HC908AZ60A • MC68HC908AS60A • MC68HC908AS60E Data Sheet, Rev. 6
$FF88
Bit 7
0
0
Figure 4-1. FLASH-1 Control Register (FL1CR)
= Unimplemented
6
0
0
5
0
0
4
0
0
HVEN
3
0
MASS
2
0
ERASE
1
0
Freescale Semiconductor
PGM
Bit 0
0
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