Control; I/O Mux Control Register (Iomux); Bits 9-8: Ext_Trig_Mux_Sel - Ext_Trig Pin Mux Select; Bits 7-6: Jtag_Clk_Mux_Sel - Tck Pin Mux Select - Texas Instruments UCD3138 Technical Reference Manual

Digital power supply controller
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9.8.4 I/O Mux Control Register (IOMUX)

Address FFF7F030
9
8
EXT_TRIG_MUX_SEL
JTAG_CLK_MUX_SEL
R/W-00
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 9-6. Bits 9-8: EXT_TRIG_MUX_SEL – EXT_TRIG Pin Mux Select
I/O Pin
EXT TRIG
I/O Pin
TCK
Table 9-8. Bits 5-4: JTAG_DATA_MUX_SEL – TDO/TDI Pin Mux Select
I/O Pin
TDO
TDI
I/O Pin
SYNC
I/O Pin
SCI_TX-1
SCI_RX-1
I/O Pin
SCL
SDA
SNIU028A – February 2016 – Revised April 2016
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Figure 9-7. I/O Mux Control Register (IOMUX)
7
6
JTAG_DATA_MUX_SEL
R/W-00
0
EXT TRIG
Table 9-7. Bits 7-6: JTAG_CLK_MUX_SEL – TCK Pin Mux Select
0
TCK
0
TDO
TDI
Table 9-9. Bits 3-2: SYNC_MUX_SEL – SYNC Pin Mux Select
0
SYNC
Table 9-10. Bit 1: UART_MUX_SEL – SCL/SDA Pins Mux Select
Table 9-11. Bit 0: PMBUS_MUX_SEL – SCL/SDA Pins Mux Select
Copyright © 2016, Texas Instruments Incorporated
5
4
3
SYNC_MUX_SEL
R/W-00
1
TCAP
1
TCAP
1
SCI_TX-0
SCI_RX-0
1
TCAP
0
SCI_TX-1
SCI_RX-1
0
SCL
SDA
Advanced Power Management Control Functions
Miscellaneous Analog Control Registers
2
1
UART_MUX
_SEL
R/W-00
R/W-0
2
SYNC
PWM-0
2
SYNC
PWM-0
2
ALERT
FAULT-0

CONTROL

FAULT-1
2
EXT TRIG
PWM-0
1
ALERT
CONTROL
1
SCI_TX-0
SCI_RX-0
0
PMBUS_
MUX_SEL
R/W-0
3
3
3
3
339

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