EP9301-CQZ Cirrus Logic Inc, EP9301-CQZ Datasheet - Page 116

• Manufacturer Part Number: EP9301-CQZ
• Description: IC ARM9 SOC PROCESSOR 208LQFP
• Manufacturer: Cirrus Logic Inc
• Series: EP9r

Specifications of EP9301-CQZ

• Core Size: 16/32-Bit
• Peripherals: AC'97, DMA, I&sup2:S, LED, MaverickKey, POR, PWM, WDT
• Core Processor: ARM9
• Speed: 166MHz
• Connectivity: EBI/EMI, Ethernet, I²C, IrDA, SPI, UART/USART, USB
• Number Of I /o: 19
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 3.6 V
• Data Converters: A/D 5x12b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 208-TQFP, 208-VQFP
• Controller Family/series: (ARM9)
• No. Of I/o's: 19
• Ram Memory Size: 16MB
• Cpu Speed: 166MHz
• No. Of Timers: 4
• Digital Ic Case Style: TQFP
• Embedded Interface Type: SPI
• 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: 598-1136

3
3-46
MaverickCrunch Co-Processor
EP93xx User’s Guide
31:28
31:28
cond
cond
Description:
Mnemonic:
Bit Definitions:
Description:
Mnemonic:
Bit Definitions:
1 1 1 0
1 1 1 0
27:24
27:24
32-bit Integer Multiply-Subtract, Result to Accumulator
32-bit Integer Multiply-Add to Accumulator
Multiplies two 32-bit integers, subtracts the product from a third 32-bit integer,
and stores the result in an accumulator:
CFMSUB32<cond> CRa, CRd, CRn, CRm
CRa:
CRd:
CRn:
CRm:
Multiplies two 32-bit integers, adds the product to an accumulator, and stores
the result in an accumulator:
CFMADDA32<cond> CRa, CRd, CRn, CRm
CRa:
CRd:
CRn:
CRm:
CRa = CRd - (CRn
CRa = CRd + (CRn
23:22
23:22
0 0
0 0
21:20
21:20
0 1
1 0
Copyright 2007 Cirrus Logic
Destination accumulator
Minuend register
Multiplicand register
Multiplicand register
Destination accumulator
Addend accumulator
Multiplicand register
Multiplicand register
×
×
19:16
19:16
CRm)
CRn
CRn
CRm)
15:12
15:12
CRd
CRd
0 1 1 0
0 1 1 0
11:8
11:8
CRa
CRa
7:5
7:5
4
4
0
0
DS785UM1
CRm
CRm
3:0
3:0