E8A Datasheet, PDF (7/12 Pages) Renesas Technology Corp – On Board Programming for QzROM

On board programming circuit diagram for E8a(3)
IC Socket QzROM
Board/E8a Signal
1
ESCLK
2
VSS,AVSS
3
P40
4
ESPGMB
5
N.C.
6
VSS,AVSS
7
ESDA
8
E8VCC
9
N.C.
10
VSS,AVSS
11
N.C.
12
VSS,AVSS
13
RESET
14
VSS,AVSS
©2009. Renesas Technology Corp., All rights reserved.
3. 3823 Group
Vcc
4.7 kΩ
MCU (QzROM)
E8VCC
VPP (P40)
4.7 kΩ
14
13
12
11
10
9
8
7
6
4
3
2
1
RESET
circuit
ESDA
ESCLK
ESPGMB
*1
RESETB
Vss
AVss
XIN
XOUT
Set the same termination as the
single-chip mode.
*1 : Open-collector buffer
Note: For the programming circuit, the wiring capacity of each signal pin must not exceed 47 pF.
Page : 5 Date : Oct.29.09 Rev.4.10 Code : On-board programming with E8a