AT83C5122_08 ATMEL [ATMEL Corporation], AT83C5122_08 Datasheet - Page 88

• Manufacturer Part Number: AT83C5122_08
• Description: C51 Microcontroller with USB and Smart Card Reader Interfaces
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 45. Card Vcc = 1.8V Initialization Procedure
SCICR.7=Reset=1
SCICR.7=Reset=0
VCARD[1:0] = 01
Mode Regulation
DCCKPS[7]=1
BOOST[1:0]=01
SCCON CardVcc=1
Set Timeout to 3 ms
VCARDOK=1
DC/DC Initialization
successful
Timeout
Expired
DC/DC Initialization
Failure
AT83R5122, AT8xC5122/23
88
4202F–SCR–07/2008