表 7-1 寄存器映射:通道特定寄存器
寄存器(1)(2) |
最高有效数据字节 (MSDB) |
最低有效数据字节 (LSDB) |
BIT15 |
BIT14 |
BIT13 |
BIT12 |
BIT11 |
BIT10 |
BIT9 |
BIT8 |
BIT7 |
BIT6 |
BIT5 |
BIT4 |
BIT3 |
BIT2 |
BIT1 |
BIT0 |
NOP |
NOP |
DAC-0-MARGIN-HIGH |
DAC-0-MARGIN-HIGH |
X |
DAC-1-MARGIN-HIGH |
DAC-1-MARGIN-HIGH |
X |
DAC-2-MARGIN-HIGH |
DAC-2-MARGIN-HIGH |
X |
DAC-0-MARGIN-LOW |
DAC-0-MARGIN-LOW |
X |
DAC-1-MARGIN-LOW |
DAC-1-MARGIN-LOW |
X |
DAC-2-MARGIN-LOW |
DAC-2-MARGIN-LOW |
X |
DAC-0-GAIN-CONFIG |
X |
REF-GAIN |
X |
DAC-1-GAIN-CMP-CONFIG |
X |
REF-GAIN |
X |
CMP-1-OD-EN |
CMP-1-OUT-EN |
CMP-1-HIZ-IN-DIS |
CMP-1-INV-EN |
CMP-1-EN |
DAC-2-GAIN-CONFIG |
X |
IOUT-GAIN |
X |
DAC-1-CMP-MODE-CONFIG |
X |
CMP-1-MODE |
X |
DAC-0-FUNC-CONFIG |
CLR-SEL-0 |
SYNC-CONFIG-0 |
BRD-CONFIG-0 |
FUNC-GEN-CONFIG-BLOCK-0 |
DAC-1-FUNC-CONFIG |
CLR-SEL-1 |
SYNC-CONFIG-1 |
BRD-CONFIG-1 |
FUNC-GEN-CONFIG-BLOCK-1 |
DAC-2-FUNC-CONFIG |
CLR-SEL-2 |
SYNC-CONFIG-2 |
BRD-CONFIG-2 |
FUNC-GEN-CONFIG-BLOCK-1 |
DAC-0-DATA |
DAC-0-DATA |
X |
DAC-1-DATA |
DAC-1-DATA |
X |
DAC-2-DATA |
DAC-2-DATA |
X |
表 7-2 寄存器映射:公共寄存器
寄存器(1)(2) |
最高有效数据字节 (MSDB) |
最低有效数据字节 (LSDB) |
BIT15 |
BIT14 |
BIT13 |
BIT12 |
BIT11 |
BIT10 |
BIT9 |
BIT8 |
BIT7 |
BIT6 |
BIT5 |
BIT4 |
BIT3 |
BIT2 |
BIT1 |
BIT0 |
COMMON-CONFIG |
WIN-LATCH-EN |
DEV-LOCK |
EE-READ-ADDR |
EN-INT-REF |
DAC-PDN-1 |
RESERVED |
DAC-PDN-0 |
RESERVED |
DAC-PDN-2 |
RESERVED |
COMMON-TRIGGER |
DEV-UNLOCK |
重置 |
LDAC |
CLR |
X |
FAULT-DUMP |
PROTECT |
READ-ONE-TRIG |
NVM-PROG |
NVM-RELOAD |
COMMON-DAC-TRIG |
X |
TRIG-MAR-LO-2 |
TRIG-MAR-HI-2 |
START-FUNC-2 |
X |
TRIG-MAR-LO-0 |
TRIG-MAR-HI-0 |
START-FUNC-0 |
RESET-CMP-FLAG-1 |
TRIG-MAR-LO-1 |
TRIG-MAR-HI-1 |
START-FUNC-1 |
GENERAL-STATUS |
NVM-CRC-FAIL-INT |
NVM-CRC-FAIL-USER |
X |
DAC-BUSY-1 |
DAC-BUSY-0 |
X |
DAC-BUSY-2 |
NVM-BUSY |
DEVICE-ID |
VERSION-ID |
CMP-STATUS |
X |
PROTECT-FLAG |
WIN-CMP-1 |
X |
CMP-FLAG-1 |
X |
GPIO-CONFIG |
GF-EN |
X |
GPO-EN |
GPO-CONFIG |
GPI-CH-SEL |
GPI-CONFIG |
GPI-EN |
DEVICE-MODE-CONFIG |
保留 |
PROTECT-CONFIG |
保留 |
X |
INTERFACE-CONFIG |
X |
TIMEOUT-EN |
X |
RESERVED |
X |
FSDO-EN |
X |
SDO-EN |
SRAM-CONFIG |
X |
SRAM-ADDR |
SRAM-DATA |
SRAM-DATA |
BRDCAST-DATA |
BRDCAST-DATA |
X |
(1) 突出显示的灰色单元格表示存储在 NVM 中的寄存器位或字段。
(2) X = 不用考虑。
表 7-4 访问类型代码
访问类型 |
代码 |
说明 |
X |
X |
不用考虑 |
读取类型 |
R |
R |
读取 |
写入类型 |
W |
W |
写入 |
复位或默认值 |
-n |
|
复位后的值或默认值 |