MC68HC908JB12DW Freescale Semiconductor, MC68HC908JB12DW Datasheet - Page 59

• Manufacturer Part Number: MC68HC908JB12DW
• Description: IC MCU 12K FLASH 6MHZ USB 28SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908JB12DW

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 6MHz
• Connectivity: SCI, USB
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 21
• Program Memory Size: 12KB (12K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

4.1 Contents
4.2 Introduction
MC68HC908JB16
Freescale Semiconductor
Technical Data — MC68HC908JB16
—
Rev. 1.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.8.1
4.9
4.9.1
4.9.2
4.9.3
4.9.4
This section describes the operation of the embedded FLASH memory.
This memory can be read, programmed, and erased from a single
external supply. The program and erase operations are enabled through
the use of an internal charge pump.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
FLASH Control Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
FLASH Block Erase Operation . . . . . . . . . . . . . . . . . . . . . . . . . 62
FLASH Mass Erase Operation . . . . . . . . . . . . . . . . . . . . . . . . . 63
FLASH Program Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . .64
FLASH Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
ROM-Resident Routines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
FLASH Block Protect Register . . . . . . . . . . . . . . . . . . . . . . . 66
Variables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
ERASE Routine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
PROGRAM Routine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
VERIFY Routine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
FLASH Memory
Section 4. FLASH Memory
Technical Data
59