参数资料
型号: SPT711XPFCE
厂商: Freescale Semiconductor
文件页数: 20/60页
文件大小: 0K
描述: CARD TELEPHONY FARM CRD 711X
标准包装: 1
系列: *
Hardware
// Init first 1k of EEPROM with sequntial numbers (+5, will roll-over)
y = 0;
for (x = 0; x < 1024; x++)
{
retry = 0;
while (I2C_WR(0, x, &y))
{
retry++;
if (retry > 150)
{ return 1; }
}
y += 5;
}
return 0;
}
/******************************************************************************
I2C_EEPROM_CHECK()
Check Test Vector In I2C EEPROM
ARGS:
(None.)
RTNS:
0 = Success
1 = Failure
******************************************************************************/
int I2C_EEPROM_CHECK()
{
unsigned short x;
unsigned char y;
// Read data into buffer
if (I2C_RD(0, 0, I2C_BUFFER, I2C_BUF_SIZE) != I2C_BUF_SIZE)
{ return 1; }
// Check first part of EEPROM for sequntial numbers (+5, will roll-over)
y = 0;
for (x = 0; x < I2C_BUF_SIZE; x++)
{
if (I2C_BUFFER[x] != y)
{ return 1; }
y += 5;
}
return 0;
}
/******************************************************************************
I2C_EEPROM_ERASE()
ERASE I2C EEPROM
ARGS:
(None.)
RTNS:
0 = Success
1 = Failure
******************************************************************************/
int I2C_EEPROM_ERASE()
{
MSC711x Packet Telephony Farm Card (SPT711xPFCE), Rev. 1
20
Freescale Semiconductor
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