AT83C26-RKRUL Atmel, AT83C26-RKRUL Datasheet - Page 63

• Manufacturer Part Number: AT83C26-RKRUL
• Description: RFID Modules & Development Tools 3V Smart card reader
• Manufacturer: Atmel

Table 45. SLEW_CTRL_2 (Slew control for SC3 and SC4)
7511D–SCR–02/07
CCLK4_SLEW_CTR
Bit Number
7-6
5-4
3-2
1-0
L1
7
CCLK4_SLEW_CT
CCLK4_SLEW_CTRL[1-0]
CCLK3_SLEW_CTRL[1-0]
CIO4_SLEW_CTRL[1-0]
CIO3_SLEW_CTRL[1-0]
Bit Mnemonic
RL0
6
Reset value = 0x 1111 1111
CIO4_SLEW_CT
RL1
5
Description
0 0: Mode 1 (optimum for CVCC4=5V)
0 1: Mode 2 (optimum for CVCC4=3V)
1 0: Mode 3 (optimum for CVCC4=1.8V)
1 1: Automatic mode
The reset value is 11.
0 0: Mode 1 (optimum for CVCC4=5V)
0 1: Mode 2 (optimum for CVCC4=3V)
1 0: Mode 3 (optimum for CVCC4=1.8V)
1 1: Automatic mode
The reset value is 11.
0 0: Mode 1 (optimum for CVCC3=5V)
0 1: Mode 2 (optimum for CVCC3=3V)
1 0: Mode 3 (optimum for CVCC3=1.8V)
1 1: Automatic mode
The reset value is 11.
0 0: Mode 1 (optimum for CVCC3=5V)
0 1: Mode 2 (optimum for CVCC3=3V)
1 0: Mode 3 (optimum for CVCC3=1.8V)
1 1: Automatic mode
The reset value is 11.
CIO4_SLEW_CT
RL0
4
CCLK3_SLEW_CTR
L1
3
CCLK3_SLEW_CTRL
2
0
CIO3_SLEW_CT
RL1
1
AT83C26
CIO3_SLEW_CTR
L0
0
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