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EP7211
High-Performance Ultra-Low-Power System-on-Chip with LCD Controller
8
DS352PP3
JUL 2001
5.16.3.1
Audio Transmit FIFO Service Request Flag (ATS) (read-only, maskable
interrupt)...................................................................................................................127
Audio Receive FIFO Service Request Flag (ARS) (read-only, maskable interrupt).127
Telecom Transmit FIFO Service Request Flag (TTS) (read-only,
maskable interrupt) ..................................................................................................127
Telecom Receive FIFO Service Request Flag (TRS) (read-only, maskable
interrupt)...................................................................................................................128
Audio Transmit FIFO Underrun Status (ATU) (read/write, non-maskable interrupt).128
Audio Receive FIFO Overrun Status (ARO) (read/write, non-maskable interrupt)...128
Telecom Transmit FIFO Underrun Status (TTU) (read/write, non-maskable
interrupt)...................................................................................................................128
Telecom Receive FIFO Overrun Status (TRO) (read/write, non-maskable
interrupt)...................................................................................................................128
Audio Transmit FIFO Not Full Flag (ANF) (read-only, non-interruptible)..................129
5.16.3.10 Audio Receive FIFO Not Empty Flag (ANE) (read-only, non-interruptible)..............129
5.16.3.11 Telecom Transmit FIFO Not Full Flag (TNF) (read-only, non-interruptible)..............129
5.16.3.12 Telecom Receive FIFO Not Empty Flag (TNE) (read-only, non-interruptible)..........129
5.16.3.13 Codec Write Completed Flag (CWC) (read-only, non-interruptible).........................129
5.16.3.14 Codec Read Completed Flag (CRC) (read-only, non-interruptible)..........................129
5.16.3.15 Audio Codec Enabled Flag (ACE) (read-only, non-interruptible)..............................130
5.16.3.16 Telecom Codec Enabled Flag (TCE) (read-only, non-interruptible)..........................130
6. ELECTRICAL SPECIFICATIONS......................................................................................... 133
6.1
Absolute Maximum Ratings...................................................................................................................133
6.2
Recommended Operating Conditions...................................................................................................133
6.3
DC Characteristics ................................................................................................................................133
6.4
AC Characteristics.................................................................................................................................135
6.5
I/O Buffer Characteristics ......................................................................................................................150
7. TEST MODES........................................................................................................................ 151
7.1
Oscillator and PLL Bypass Mode ..........................................................................................................151
7.2
Oscillator and PLL Test Mode ...............................................................................................................151
7.3
Debug/ICE Test Mode..........................................................................................................................152
7.4
Hi-Z (System) Test Mode......................................................................................................................152
7.5
Software Selectable Test Functionality.................................................................................................152
8. PACKAGE SPECIFICATIONS.............................................................................................. 154
8.1
EP7211 256-Ball PBGA (17
×
17
×
1.53-mm Body) Dimensions..........................................................154
8.2
208-Pin LQFP Package Outline Drawing .............................................................................................155
9. ORDERING INFORMATION................................................................................................. 156
10.APPENDIX A: BOOT CODE................................................................................................. 157
11.INDEX..................................................................................................................................... 162
5.16.3.2
5.16.3.3
5.16.3.4
5.16.3.5
5.16.3.6
5.16.3.7
5.16.3.8
5.16.3.9