tmp19a43fzxbg TOSHIBA Semiconductor CORPORATION, tmp19a43fzxbg Datasheet - Page 322

• Manufacturer Part Number: tmp19a43fzxbg
• Description: 32bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

ADCCLK
(0xFFFF_F31F)
Note 1: A/D conversion is executed using the clock selected by the above register. However, if the accuracy
Note 2: Do not change the conversion clock frequency while A/D conversion is in progress. After conversion
Bit symbol
Read/Write
After Reset
Function
PHYT0
of conversion needs to be guaranteed, be sure to choose a conversion clock frequency such that
the conversion period is at least 1 μs, that is, 2 MHz or less in terms of A/D conversion clock
frequency.
is completed, wait at least 2 ADCLK cycles before changing the clock frequency.
⎯
⎯
⎯
7
Figure 3.13.2 A/D Converter Registers (12/12)
Stores lower 2 bits of A/D conversion result
÷2
⎯
⎯
⎯
6
÷4
TMP1942CY/CZ-321
⎯
⎯
⎯
÷8
5
÷16
⎯
⎯
⎯
4
ADCLK2:0
⎯
⎯
⎯
3
Selects prescaler output for A/D
converter
000: fadc
001: Divided by 2
010: Divided by 4
011: Divided by 8
1XX: Divided by 16
ADCCK2
R/W
TMP1942CY/CZ
2
0
ADCCK1
R/W
1
0
ADCLK
ADCCK0
R/W
0
0