ISP1362EE ST-Ericsson Inc, ISP1362EE Datasheet - Page 24

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ISP1362EE

Manufacturer Part Number
ISP1362EE
Description
IC USB CTRL SNGL CHIP 64TFBGA
Manufacturer
ST-Ericsson Inc
Datasheet

Specifications of ISP1362EE

Controller Type
USB 2.0 Controller
Interface
Parallel/Serial
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
64-TFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Supply
-

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NXP Semiconductors
ISP1362_5
Product data sheet
8.5.1 PIO access to the buffer memory by using direct addressing
8.5 PIO access to the buffer memory
}
void write_reg32(unsigned char reg_no, unsigned long data2write)
{
}
unsigned int read_reg16(unsigned char reg_no)
{
}
void write_reg16(unsigned char reg_no, unsigned int data2write)
{
}
The buffer memory in the ISP1362 can be addressed using either the direct addressing
method or the indirect addressing method.
This method uses the HcDirectAddressLength register to specify two parameters required
to randomly access the ISP1362 buffer memory (total of 4096 bytes). These two
parameters are:
Starting address — location to start writing or reading
Data length — number of bytes to write or read.
The following is a sample code to set the HcDirectAddressLength register:
result = result_h;
result = result<<16;
result = result+result_l;
return(result);
unsigned int low_word;
unsigned int hi_word;
low_word=data2write&0x0000FFFF;
hi_word=(data2write&0xFFFF0000)>>16;
outport(hc_com,reg_no|0x80); // Command phase
outport(hc_data,low_word); // Data phase
outport(hc_data,hi_word); // Data phase
unsigned int result;
outport(hc_com, reg_no); // Command phase
result = inport(hc_data); // Data phase
return(result);
outport(hc_com,reg_no|0x80); // Command phase
outport(hc_data,data2write); // Data phase
Rev. 05 — 8 May 2007
Single-chip USB OTG Controller
© NXP B.V. 2007. All rights reserved.
ISP1362
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