mc68hc908jb8 Freescale Semiconductor, Inc, mc68hc908jb8 Datasheet - Page 22
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mc68hc908jb8
Manufacturer Part Number
mc68hc908jb8
Description
M68hc08 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC908JB8.pdf
(286 pages)
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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