Cypress FM4 Series - Page 646

CHAPTER 12: I/O Port
646 FM4 Peripheral Manual, Doc. No. 002-04856 Rev. *E
[bit27:26] CTX0E: CTX0E Output Select bits
Selects output for CAN TX0.
bit
Description
Reading
Reads out the register value.
Writing
00
Does not produce output for CAN ch.0 TX. [Initial value]
01
Sets the output pin of CAN ch.0 TX to TX0_0.
10
Sets the output pin of CAN ch.0 TX to TX0_1.
11
Sets the output pin of CAN ch.0 TX to TX0_2.
[bit25:24] CRX0S: CRX0S Input Select bits
Selects input for CAN RX0.
bit
Description
Reading
Reads out the register value.
Writing
00
Sets the input pin of CAN ch.0 RX to RX0_0. [Initial value]
01
Same as Writing 00.
10
Sets the input pin of CAN ch.0 RX to RX0_1.
11
Sets the input pin of CAN ch.0 RX to RX0_2.
[bit23:20] ADTRG2S: ADTRG2 Input Select bits
Selects input for ADTRG2.
bit
Description
Reading
Reads out the register value.
Writing
0000
Uses ADTG_0 at the input pin of ADC unit 2’s startup trigger. [Initial value]
0001
Same as Writing 0000.
0010
Uses ADTG_1 at the input pin of ADC unit 2’s startup trigger.
0011
Uses ADTG_2 at the input pin of ADC unit 2’s startup trigger.
0100
Uses ADTG_3 at the input pin of ADC unit 2’s startup trigger.
0101
Uses ADTG_4 at the input pin of ADC unit 2’s startup trigger.
0110
Uses ADTG_5 at the input pin of ADC unit 2’s startup trigger.
0111
Uses ADTG_6 at the input pin of ADC unit 2’s startup trigger.
1000
Uses ADTG_7 at the input pin of ADC unit 2’s startup trigger.
1001
Uses ADTG_8 at the input pin of ADC unit 2’s startup trigger.
Writing other data
Setting is prohibited.