MC68HC908JB8JDW Freescale Semiconductor, MC68HC908JB8JDW Datasheet - Page 22

IC MCU 8K FLASH 3MHZ 20-SOIC

MC68HC908JB8JDW

Manufacturer Part Number
MC68HC908JB8JDW
Description
IC MCU 8K FLASH 3MHZ 20-SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet

Specifications of MC68HC908JB8JDW

Core Processor
HC08
Core Size
8-Bit
Speed
3MHz
Connectivity
USB
Peripherals
LVD, POR, PWM
Number Of I /o
13
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
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-

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List of Figures
Technical Data
22
12-4 Port A I/O Circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
12-5 Port B Data Register (PTB) . . . . . . . . . . . . . . . . . . . . . . . . . . 204
12-6 Data Direction Register B (DDRB) . . . . . . . . . . . . . . . . . . . . . 205
12-7 Port B I/O Circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 206
12-8 Port C Data Register (PTC) . . . . . . . . . . . . . . . . . . . . . . . . . . 207
12-9 Data Direction Register C (DDRC) . . . . . . . . . . . . . . . . . . . . . 208
12-10 Port C I/O Circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
12-11 Port D Data Register (PTD) . . . . . . . . . . . . . . . . . . . . . . . . . . 210
12-12 Data Direction Register D (DDRD) . . . . . . . . . . . . . . . . . . . . . 211
12-13 Port D I/O Circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 212
12-14 Port E Data Register (PTE) . . . . . . . . . . . . . . . . . . . . . . . . . . 213
12-15 Data Direction Register E (DDRE) . . . . . . . . . . . . . . . . . . . . . 215
12-16 Port E I/O Circuit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
12-17 Port Option Control Register (POCR). . . . . . . . . . . . . . . . . . . 217
13-1 IRQ Module Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 221
13-2 IRQ I/O Register Summary. . . . . . . . . . . . . . . . . . . . . . . . . . .221
13-3 IRQ Status and Control Register (ISCR) . . . . . . . . . . . . . . . . 224
13-4 IRQ Option Control Register (IOCR) . . . . . . . . . . . . . . . . . . . 225
14-1 Keyboard Module Block Diagram . . . . . . . . . . . . . . . . . . . . . . 229
14-2 Keyboard Status and Control Register (KBSCR) . . . . . . . . . . 234
14-3 Keyboard Interrupt Enable Register (KBIER) . . . . . . . . . . . . . 235
15-1 COP Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238
15-2 Configuration Register (CONFIG). . . . . . . . . . . . . . . . . . . . . . 240
15-3 COP Control Register (COPCTL) . . . . . . . . . . . . . . . . . . . . . . 241
16-1 LVI Module Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . .244
16-2 Configuration Register (CONFIG). . . . . . . . . . . . . . . . . . . . . . 244
17-1 Break Module Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . 247
17-2 Break I/O Register Summary . . . . . . . . . . . . . . . . . . . . . . . . . 247
17-3 Break Status and Control Register (BRKSCR). . . . . . . . . . . . 249
17-4 Break Address Register High (BRKH) . . . . . . . . . . . . . . . . . . 250
17-5 Break Address Register Low (BRKL) . . . . . . . . . . . . . . . . . . . 250
17-6 Break Status Register (BSR) . . . . . . . . . . . . . . . . . . . . . . . . . 251
17-7 Break Flag Control Register High (BFCR) . . . . . . . . . . . . . . . 252
List of Figures
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Freescale Semiconductor

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