MCIMX233CJM4B Datasheet, PDF (1474/1612 Pages) Freescale Semiconductor, Inc – i.MX23 Applications Processor Reference Manual

Pin Control and GPIO
37.4.22 PINCTRL Drive Strength and Voltage Register 12 Description
The PINCTRL Drive Strength and Voltage Register selects the current drive strength for 8 pins of bank 3.
HW_PINCTRL_DRIVE12
HW_PINCTRL_DRIVE12_SET
HW_PINCTRL_DRIVE12_CLR
HW_PINCTRL_DRIVE12_TOG
0x2c0
0x2c4
0x2c8
0x2cC
Table 37-47. HW_PINCTRL_DRIVE12
33222222222211111111110000000000
10987654321098765432109876543210
Table 37-48. HW_PINCTRL_DRIVE12 Bit Field Descriptions
BITS
LABEL
31 RSRVD7
30 BANK3_PIN07_V
29:28 BANK3_PIN07_MA
27 RSRVD6
26 BANK3_PIN06_V
25:24 BANK3_PIN06_MA
23 RSRVD5
22 BANK3_PIN05_V
21:20 BANK3_PIN05_MA
19 RSRVD4
18 BANK3_PIN04_V
RW RESET
RO 0x0
RW 0x1
RW 0x0
RO 0x0
RW 0x1
RW 0x0
RO 0x0
RW 0x1
RW 0x0
RO 0x0
RW 0x1
DEFINITION
Always write zeroes to this field.
Pin 85, EMI_D07 pin voltage selection:
0= 1.8V (mDDR) or 2.5V (DDR1);
1= reserved.
Pin 85, EMI_D07 pin output drive strength selection:
00= 4 mA;
01= 8 mA;
10= 12 mA;
11= 16 mA.
Always write zeroes to this field.
Pin 84, EMI_D06 pin voltage selection:
0= 1.8V (mDDR) or 2.5V (DDR1);
1= reserved.
Pin 84, EMI_D06 pin output drive strength selection:
00= 4 mA;
01= 8 mA;
10= 12 mA;
11= 16 mA.
Always write zeroes to this field.
Pin 83, EMI_D05 pin voltage selection:
0= 1.8V (mDDR) or 2.5V (DDR1);
1= reserved.
Pin 83, EMI_D05 pin output drive strength selection:
00= 4 mA;
01= 8 mA;
10= 12 mA;
11= 16 mA.
Always write zeroes to this field.
Pin 82, EMI_D04 pin voltage selection:
0= 1.8V (mDDR) or 2.5V (DDR1);
1= reserved.
37-54
i.MX23 Applications Processor Reference Manual, Rev. 1
Preliminary—Subject to Change Without Notice
Freescale Semiconductor