MC68HC705C8ACFN Freescale Semiconductor, MC68HC705C8ACFN Datasheet - Page 103

• Manufacturer Part Number: MC68HC705C8ACFN
• Description: IC MCU 4MHZ 8K OTP 44-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705C8ACFN

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: OTP
• Ram Size: 304 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

9.1 Contents
9.2 Introduction
MC68HC705C8A — Rev. 3
MOTOROLA
Technical Data — MC68HC705C8A
9.2
9.3
9.3.1
9.3.2
9.4
9.4.1
9.4.2
9.4.3
9.4.4
9.4.5
9.4.6
9.4.7
9.4.8
9.5
9.5.1
9.5.2
9.5.3
9.6
This section describes erasable, programmable read-only
memory/one-time programmable read-only memory (EPROM/OTPROM
(PROM)) programming.
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
EPROM/OTPROM (PROM) Programming . . . . . . . . . . . . . . . 104
PROM Programming Routines . . . . . . . . . . . . . . . . . . . . . . . . 111
Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
EPROM Erasing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Program Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Preprogramming Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Program and Verify PROM. . . . . . . . . . . . . . . . . . . . . . . . . 111
Verify PROM Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
Secure PROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Secure PROM and Verify . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Secure PROM and Dump. . . . . . . . . . . . . . . . . . . . . . . . . . 113
Load Program into RAM and Execute . . . . . . . . . . . . . . . . 114
Execute Program in RAM. . . . . . . . . . . . . . . . . . . . . . . . . . 115
Dump PROM Contents. . . . . . . . . . . . . . . . . . . . . . . . . . . .115
Option Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Mask Option Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 117
Mask Option Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Section 9. EPROM/OTPROM (PROM)
EPROM/OTPROM (PROM)
Go to: www.freescale.com
Technical Data
103