Cypress FM4 Series - Page 730

CHAPTER 12: I/O Port
730 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
[bit11:10] CLK0E: IC0_CLK Output Select bits
Selects output for IC0_CLK.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output of Smart Card Interface ch.0 CLK. [Initial value]
01
Uses IC0_CLK_0 at the output pin of Smart Card Interface ch.0 CLK.
10
Uses IC0_CLK_1 at the output pin of Smart Card Interface ch.0 CLK.
11
Uses IC0_CLK_2 at the output pin of Smart Card Interface ch.0 CLK.
[bit9:8] VCC0E: IC0_VCC Output Select bits
Selects output for IC0_VCC.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output of Smart Card Interface ch.1 VCC. [Initial value]
01
Uses IC0_VCC_0 at the output pin of Smart Card Interface ch.0 VCC.
10
Uses IC0_VCC_1 at the output pin of Smart Card Interface ch.0 VCC.
11
Uses IC0_VCC_2 at the output pin of Smart Card Interface ch.0 VCC.
[bit7:6] VPEN0E: IC0_VPEN Output Select bits
Selects output for IC0_VPEN.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output of Smart Card Interface ch.0 VPEN. [Initial value]
01
Uses IC0_VPEN_0 at the output pin of Smart Card Interface ch.0 VPEN.
10
Uses IC0_VPEN_1 at the output pin of Smart Card Interface ch.0 VPEN.
11
Uses IC0_VPEN_2 at the output pin of Smart Card Interface ch.0 VPEN.
[bit5:4] VPEN0E: IC0_RST Output Select bits
Selects output for IC0_RST.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output of Smart Card Interface ch.0 RST. [Initial value]
01
Uses IC0_RST_0 at the output pin of Smart Card Interface ch.0 RST.
10
Uses IC0_RST_1 at the output pin of Smart Card Interface ch.0 RST.
11
Uses IC0_RST_2 at the output pin of Smart Card Interface ch.0 RST.
[bit3:2] DATA0B: IC0_DATA Input/Output Select bits
Selects input/output for IC0_DATA.
bit
Description
Reading
Reads out the register value.
Writing
00
Uses IC0_DATA_0 at the input pin of Smart Card Interface ch.0 DATA.
Does not produce output. [Initial value]
01
Uses IC0_DATA_0 at the input/output pin of Smart Card Interface ch.0 DATA.
10
Uses IC0_DATA_1 at the input/output pin of Smart Card Interface ch.0 DATA.
11
Uses IC0_DATA_2 at the input/output pin of Smart Card Interface ch.0 DATA.