Texas Instruments MSP50C614 User Manual
Page 67
Reduced Power Modes
2-37
MSP50C614 Architecture
Table 2–3. Programmable Bits Needed to Control Reduced Power Modes
→
deeper sleep
…
relatively less power
→
Control Bit
Label for
Control Bit
LIGHT
MID
DEEP
Idle state clock control
bit 10
ClkSpdCtrl register (0x3D)
A
0
1
1
Enable reference oscillator
bit 09 : CRO or
bit 08 : RTO
ClkSpdCtrl register (0x3D)
B
1
1
0
ARM
bit 14
IntGenCtrl register (0x38)
C
0
1
1
Enable PDM pulsing
bit 02
DAC Control register (0x34)
D
Should be cleared before any IDLE instruction.
IDLE instruction
(executes the mode)
E
Same instruction is used to engage any of the modes.
PLL multiplier
bits 07 through 00
ClkSpdCtrl register (0x3D)
F
Programmed value is 0
…
255 .