3 phase register 0 register (pr0) -8, 4 serial port 0 data buffer register (sbuf0) -8, 3 phase register 0 register (pr0) – Maxim Integrated MAXQ7666 User Manual
Page 226: 4 serial port 0 data buffer register (sbuf0)
6.2.3 Phase Register 0 Register (PR0)
Register Description:
Phase Register 0
Register Name:
PR0
Register Address:
Module 00h, Index 1Fh
Bits 15 to 0: Phase Register 15 to 0 (PR0.15 to PR0.0). This register is used to load and read the 16-bit value in the phase register
that determines the baud rate of the serial port 0.
6.2.4 Serial Port 0 Data Buffer Register (SBUF0)
Register Description:
Serial Port 0 Data Buffer Register
Register Name:
SBUF0
Register Address:
Module 00h, Index 07h
Bits 15 to 8: Reserved.
Bits 7 to 0: Serial Port 0 Data Buffer Bits 7 to 0 (SBUF0.7 to SBUF0.0). Data for serial port 0 is read from or written to this location.
The serial transmit and receive buffers are separate but both are addressed at this location.
MAXQ7665/MAXQ7666 User’s Guide
6-8
r = read, w = write
Bit #
15
14
13
12
11
10
9
8
Name PR0.15
PR0.14
PR0.13
PR0.12
PR0.11
PR0.10
PR0.9
PR0.8
Reset
0 0 0 0 0 0 0 0
Access
rw rw rw rw rw rw rw rw
Bit #
7
6
5
4
3
2
1
0
Name PR0.7
PR0.6
PR0.5
PR0.4
PR0.3
PR0.2
PR0.1
PR0.0
Reset
0 0 0 0 0 0 0 0
Access
rw rw rw rw rw rw rw rw
r = read, w = write
Bit #
15
14
13
12
11
10
9
8
Name —
— — — — — — —
Reset
0 0 0 0 0 0 0 0
Access
r r r r r r r r
Bit #
7
6
5
4
3
2
1
0
Name SBUF0.7
SBUF0.6
SBUF0.5
SBUF0.4
SBUF0.3
SBUF0.2
SBUF0.1
SBUF0.0
Reset
0 0 0 0 0 0 0 0
Access
rw rw rw rw rw rw rw rw
Maxim Integrated