SH7763 datasheet(28/2026 Pages) RENESAS

28 / 2026 page

Rev. 1.00 Oct. 01, 2007 Page xxviii of lxvi

Section 31 Multimedia Card Interface (MMCIF) ........................................... 1285

31.1

Features............................................................................................................................ 1285

31.2

Input/Output Pins............................................................................................................. 1287

31.3

Register Descriptions ....................................................................................................... 1288

31.3.1 Command Type Register (CMDTYR)................................................................ 1292

31.3.2 Response Type Register (RSPTYR) ................................................................... 1293

31.3.3 Transfer Byte Number Count Register (TBCR) ................................................. 1297

31.3.4 Transfer Block Number Counter (TBNCR)........................................................ 1298

31.3.5 Command Registers 0 to 5 (CMDR0 to CMDR5).............................................. 1298

31.3.6 Response Registers 0 to 16, D (RSPR0 to RSPR16, RSPRD)............................ 1300

31.3.7 Command Start Register (CMDSTRT) .............................................................. 1302

31.3.8 Operation Control Register (OPCR) ................................................................... 1304

31.3.9 Command Timeout Control Register (CTOCR) ................................................. 1306

31.3.10 Data Timeout Register (DTOUTR) .................................................................... 1307

31.3.11 Card Status Register (CSTR) .............................................................................. 1308

31.3.12 Interrupt Control Registers 0 and 1 (INTCR0, INTCR1) ................................... 1310

31.3.13 Interrupt Status Registers 0 and 1 (INTSTR0, INTSTR1).................................. 1312

31.3.14 Transfer Clock Control Register (CLKON)........................................................ 1316

31.3.15 VDD/Open-Drain Control Register (VDCNT)................................................... 1317

31.3.16 Data Register (DR) ............................................................................................. 1318

31.3.17 FIFO Pointer Clear Register (FIFOCLR) ........................................................... 1318

31.3.18 DMA Control Register (DMACR) ..................................................................... 1319

31.3.19 Interrupt Control Register 2 (INTCR2) .............................................................. 1320

31.3.20 Interrupt Status Register 2 (INTSTR2)............................................................... 1321

31.3.21 Card Switch Register (CSWR) ........................................................................... 1322

31.3.22 Switch Status Register (SWSR).......................................................................... 1323

31.3.23 Chattering Elimination Pulse Setting Register (CHATR) .................................. 1324

31.4

Operation ......................................................................................................................... 1326

31.4.1 Operations in MMC Mode.................................................................................. 1326

31.5

Operations when Using DMAC....................................................................................... 1351

31.5.1 Operation in Read Sequence............................................................................... 1351

31.5.2 Operation in Write Sequence .............................................................................. 1354

31.6

MMCIF Interrupt Sources................................................................................................ 1357

31.7

Procedure to Apply the Card Detection Function ............................................................ 1358

Section 32 PC Card Controller (PCC)............................................................. 1359

32.1

Features............................................................................................................................ 1359

32.1.1 PCMCIA Support ............................................................................................... 1360

32.2

Input/Output Pins............................................................................................................. 1364

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