EP9312-CBZ Cirrus Logic Inc, EP9312-CBZ Datasheet - Page 13

• Manufacturer Part Number: EP9312-CBZ
• Description: IC ARM9 SOC UNIVERSAL 352PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP9r

Specifications of EP9312-CBZ

• Core Size: 16/32-Bit
• Core Processor: ARM9
• Speed: 200MHz
• Connectivity: EBI/EMI, EIDE, Ethernet, I²C, IrDA, Keypad/Touchscreen, SPI, UART/USART, USB
• Peripherals: AC'97, DMA, I&sup2:S, LCD, LED, MaverickKey, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 3.6 V
• Data Converters: A/D 8x12b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 352-BGA
• Controller Family/series: (ARM9)
• No. Of I/o's: 16
• Ram Memory Size: 16MB
• Cpu Speed: 200MHz
• No. Of Timers: 4
• No. Of Pwm Channels: 2
• Digital Ic Case Style: BGA
• Embedded Interface Type: AC97, I2S, SPI, UART, USB
• Rohs Compliant: Yes
• Processor Series: EP93xx
• Core: ARM920T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 598-1258

Chapter 24. Pulse Width Modulator ................................................................... 24-1
Chapter 25. Analog Touch Screen Interface ..................................................... 25-1
Chapter 26. Keypad Interface ............................................................................. 26-1
DS785UM1
23.5 Configuring the SSP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23-2
23.6 Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23-13
24.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24-1
24.2 Theory of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24-1
24.3 Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24-3
25.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-1
25.2 Touch Screen Controller Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-1
25.3 Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25-17
26.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26-1
26.2 Theory of Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26-2
26.3 Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26-6
23.5.1 Enabling SSP Operation..............................................................................................23-2
23.5.2 Master/Slave Mode......................................................................................................23-3
23.5.3 Serial Bit Rate Generation...........................................................................................23-3
23.5.4 Frame Format.............................................................................................................23-3
23.5.5 Texas Instruments
23.5.6 Motorola
23.5.7 Motorola SPI Format with SPO=0, SPH=0..................................................................23-5
23.5.8 Motorola SPI Format with SPO=0, SPH=1.................................................................23-7
23.5.9 Motorola SPI Format with SPO=1, SPH=0..................................................................23-8
23.5.10 Motorola SPI Format with SPO=1, SPH=1................................................................23-9
23.5.11 National Semiconductor
24.2.1 PWM Programming Examples ....................................................................................24-2
24.2.2 Programming Rules.....................................................................................................24-3
25.2.1 Touch Screen Scanning: Four-wire and Eight-wire Operation ....................................25-4
25.2.2 Five-wire and Seven-wire Operation .........................................................................25-10
25.2.3 Direct Operation ........................................................................................................25-12
25.2.4 Measuring Analog Input with the Touch Screen Controls Disabled ..........................25-13
25.2.5 Measuring Touch Screen Resistance........................................................................25-15
25.2.6 Polled and Interrupt-Driven Modes............................................................................25-16
25.2.7 Touch Screen Package Dependency ........................................................................25-16
26.2.1 Apparent Key Detection...............................................................................................26-3
26.2.2 Scan and Debounce ....................................................................................................26-5
26.2.3 Interrupt Generation ....................................................................................................26-5
26.2.4 Low Power Mode.........................................................................................................26-6
26.2.5 Three-key Reset ..........................................................................................................26-6
Respect to SCLKIN in Microwire Mode ..................................................................23-12
23.5.6.1 SPO Clock Polarity ....................................................................................23-5
23.5.6.2 SPH Clock Phase ......................................................................................23-5
23.5.11.1 Setup and Hold Time Requirements on SFRMIN with
24.2.1.1 Example.....................................................................................................24-2
24.2.1.2 Static Programming (PWM is Not Running) Example ...............................24-2
24.2.1.3 Dynamic Programming (PWM is Running) Example .................................24-3
®
SPI Frame Format ......................................................................................23-5
®
Synchronous Serial Frame Format .............................................23-4
©
Copyright 2007 Cirrus Logic, Inc.
®
Microwire
™
Frame Format .............................................23-10
EP93xx User’s Guide
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