Samsung S3F84B8 - Manual (Page 24)

S3F84B8_ALL-IN-ONE IH COOKER_AN_REV 0.00 3 SOFTWARE IMPLEMENTATION
3-4
3.3 INTERNAL RESOURCE ARRANGEMENT AND CONFIGURATION
Table 3-1 shows the internal resource arrangement and configuration.
Table 3-1 Internal Resource Arrangement and Configuration
Module Purpose Configuration Registers
CMP0 Synchronization Non-inverting output
Disable INT
CMP0CON
CMPINT
P1CON
CMP2 Surge protection 0.50VDD reference
Non-inverting output
Enable INT
CMP1CON
CMPINT
P1CON
CMP1 IGBT over-V protection 0.65VDD reference,
Non-inverting output,
Enable INT
CMP2CON
CMPINT
P1CON
OPA Current amplification On-chip mode OPACON
P2CONL
PWM IGBT control Co-operate with CMP0
Delay Trigger
AMT Trigger
PWMCON
PWMCCON
PWMDATAH/L
PWMPDATAH/L
P0CONH
BUZ BUZ control 1KHz output BUZCON
P0CONL
TA 100ms timing for
1) BUZ beaming time (0.2sec for every enable)
2) Display blink interval (0.5sec)
3) Error warning (BUZ) after error lasts for 2sec
4) Pan-on detect every 2sec
5) Move pan detect every 1.5sec
6) Power adjust every 0.1sec
7) Check sensor status after 3min of heating up
Internal mode
Match Interrupt Enable
TA Internal Clock = Fosc/4096
TAPS
TACON
TC Pulse counting for pan detection Interval mode
Interrupt Disable
TC clock = CMP0_O
TCCON
TCPS
Table 3-1 shows the internal resource arrangement for IH cooker system and related registers in S3F84B8. For
detail description of all the registers and co-operation ways of comparators and IH PWM, refer to the S3F84B8
user’s manual.