upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 534

• Manufacturer Part Number: upd70f3422gj-gae-qs-ax
• Description: 32-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

Chapter 16
534
Bit position
2 to 0
Initial Value
Table 16-7
Address
Caution
Access
16.6.2 Baud Rate Generator registers
UAnCKS[2:0]
Bit name
(1)
UAnCTL1 - UARTAn control register 1
The UAnCTL1 register is an 8-bit register that selects the UARTAn base clock.
This register can be read or written in 8-bit units.
<base> + 1
00
Clear the UAnCTL0.UAnPWR bit to 0 before rewriting the UAnCTL1 register.
UAnCTL1 register contents
Preliminary User’s Manual U17566EE1V2UM00
H
. This register is cleared by any reset.
R
7
0
Function
Base clock f
UAnCKS2
H
0
0
0
0
1
1
1
1
R
6
0
UCLK
selection:
UAnCKS1
R
5
0
0
0
1
1
0
0
1
1
UAnCKS0 Base clock f
R
4
0
Asynchronous Serial Interface (UARTA)
0
1
0
1
0
1
0
1
R
3
0
PCLK1
PCLK2
PCLK3
PCLK4
PCLK5
PCLK6
PCLK7
PCLK8
UAnCKS2 UAnCKS1 UAnCKS0
R/W
2
UCLK
R/W
1
R/W
0