Epson S1C31D50 Technical Instructions page 345

HWPEN = 0, in HW Processor
Control Register
Sound Play Function
sp_state_mute
Command:"Release Mute"
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
MCU Start-up
SLEEP
sp_state_init
sp_state_idle
Command":Mute"
sp_state_play
Figure 21.4.4.1 Sound Play State Transition
Seiko Epson Corporation
Set FUNCTION to "Sound Play"
HWPEN = 1, in HW Processor Control Register
Command:"Pause"
Command:"Release Pause"
sp_state_pause
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