NUTINY-SDK-M0516 Nuvoton Technology Corporation of America, NUTINY-SDK-M0516 Datasheet - Page 250

• Manufacturer Part Number: NUTINY-SDK-M0516
• Description: BOARD EVAL NUMICRO M051 SERIES
• Manufacturer: Nuvoton Technology Corporation of America
• Series: NuMicro M051™r
• Type: MCUr

Specifications of NUTINY-SDK-M0516

• Contents: Board, Cable
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: M051™ Series, M052/M054/M058/M0516

SPI Slave Select Register (SPI_SSR)
Register
SPI_SSR
Bits
[31:6]
[5]
[4]
[3]
31
23
15
7
Reserved
NuMicro M051
Offset
SPI0_BA+ 0x08
Descriptions
Reserved
LTRIG_FLAG
SS_LTRIG
AUTOSS
30
22
14
6
LTRIG_FLA
R/W
R/W
29
21
13
G
5
Reserved
Level Trigger Flag
When the SS_LTRIG bit is set in slave mode, this bit can be read to indicate the
received bit number is met the requirement or not.
1 = The transaction number and the transferred bit length met the specified
requirements which defined in TX_NUM and TX_BIT_LEN.
0 = The transaction number or the transferred bit length of one transaction does
not meet the specified requirements.
Note: This bit is READ only
Slave Select Level Trigger (Slave only)
0 = The input slave select signal is edge-trigger. This is the default value.
1 = The slave select signal will be level-trigger. It depends on SS_LVL to decide
the signal is active low or active high.
Automatic Slave Select (Master only)
0 = If this bit is cleared, slave select signal is asserted and de-asserted by
setting and clearing SSR[0].
Description
Slave Select Register
™
Series Technical Reference Manual
SS_LTRIG
28
20
12
4
- 250 -
Reserved
Reserved
Reserved
AUTOSS
27
19
11
3
Publication Release Date: Sep 14, 2010
SS_LVL
26
18
10
2
Reserved
25
17
9
1
Reset Value
0x0000_0000
Revision V1.2
SSR
24
16
8
0