HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 670

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 18
Find the bit rate error in asynchronous mode by the following formula:
1. When sampling rate is 1/16
2. When sampling rate is 1/5
3. When sampling rate is 1/11
4. When sampling rate is 1/13
5. When sampling rate is 1/27
Rev. 3.00 Jan. 18, 2008 Page 608 of 1458
REJ09B0033-0300
n
0
1
2
3
B:
N:
Pφ:
n:
Error (%) =
Error (%) =
Error (%) =
Error (%) =
Error (%) =
Serial Communication Interface with FIFO (SCIF)
Bit rate (bits/s)
SCBRR setting for baud rate generator
Asynchronous mode: 0 ≤ N ≤ 255
Synchronous mode: 1 ≤ N ≤ 255
Peripheral module operating frequency (MHz)
Baud rate generator input clock (n = 0 to 3)
(See the table below for the relation between n and the clock.)
(1+N) × B × 32 × 2
(1+N) × B × 10 × 2
(1+N) × B × 22 × 2
(1+N) × B × 26 × 2
(1+N) × B × 58 × 2
Clock Source
Pφ
Pφ/4
Pφ/16
Pφ/64
Pφ × 10
Pφ × 10
Pφ × 10
Pφ × 10
Pφ × 10
6
6
6
6
6
2n-1
2n-1
2n-1
2n-1
2n-1
- 1 × 100
- 1 × 100
- 1 × 100
- 1 × 100
- 1 × 100
CKS1
0
0
1
1
SCSMR Settings
CKS0
0
1
0
1