MC908JB8ADWE Freescale Semiconductor, MC908JB8ADWE Datasheet - Page 245

• Manufacturer Part Number: MC908JB8ADWE
• Description: IC MCU 3MHZ 8K FLASH 28-SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908JB8ADWE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 3MHz
• Connectivity: USB
• Peripherals: LVD, POR, PWM
• Number Of I /o: 21
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 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)
• Processor Series: HC08JB
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: USB
• Maximum Clock Frequency: 3 MHz
• Number Of Programmable I/os: 37
• Number Of Timers: 2
• Operating Supply Voltage: 5.25 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: FSICEBASE, DEMO908GZ60E, M68EML08GZE, KITUSBSPIDGLEVME, KITUSBSPIEVME, KIT33810EKEVME
• Minimum Operating Temperature: 0 C
• Controller Family/series: HC08
• No. Of I/o's: 21
• Ram Memory Size: 256Byte
• Cpu Speed: 8MHz
• No. Of Timers: 1
• Embedded Interface Type: SCI, SPI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Technical Data — MC68HC908JB8•MC68HC08JB8•MC68HC08JT8
17.1 Contents
17.2 Introduction
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Freescale Semiconductor
17.2
17.3
17.4
17.4.1
17.4.2
17.4.3
17.4.4
17.5
17.5.1
17.5.2
17.6
17.6.1
17.6.2
17.6.3
17.6.4
This section describes the break module. The break module can
generate a break interrupt that stops normal program flow at a defined
address to enter a background program.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Break Module Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .246
Flag Protection During Break Interrupts . . . . . . . . . . . . . . . 248
CPU During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . .248
TIM During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . 248
COP During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . 248
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .248
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .249
Break Status and Control Register. . . . . . . . . . . . . . . . . . . 249
Break Address Registers . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Break Status Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
Break Flag Control Register (BFCR) . . . . . . . . . . . . . . . . . 252
Break Module (BREAK)
Section 17. Break Module (BREAK)
Technical Data
245