tmp19a43fzxbg TOSHIBA Semiconductor CORPORATION, tmp19a43fzxbg Datasheet - Page 306

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

2)
Leading-edge shift
Trailing-edge shift
Edges used for shifting
trailing edge.
input/output).
input/output).
SCK pin
SO pin
Shift Register
SCK pin
SO pin
Shift Register
During transmission data is shifted at the leading edge; during reception data is shifted at the
Data is shifted at the leading edge of the serial clock (the falling edge of the SCK pin
Data is shifted at the trailing edge of the serial clock (the rising edge of the SCK pin
Figure 3.12.22 Edges Used for Shifting
********
TMP1942CY/CZ-305
76543210 *7654321 **765432 ***76543
bit 0
bit 0
0*******
(a) Leading-edge shift
(b) Trailing-edge shift
bit 1
bit 1
10******
bit 2
bit 2
210*****
bit 3
bit 3
3210****
****7654
bit 4
bit 4
43210***
TMP1942CY/CZ
*****765
bit 5
bit 5
543210**
Note: * = Don't care
******76
bit 6
bit 6
6543210*
******7
bit 7
bit 7
76543210