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manual update

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pull/3/head
Emard 7 years ago
parent e1512eaeda
commit 52e4457db1
1 changed files with 8 additions and 7 deletions
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doc/MANUAL.md
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@ -38,16 +38,17 @@
TDO TMS TDO TMS
GPIO 40-pin 2.54 mm double-row connectors J1 and J2 for GPIO GPIO 40-pin 2.54 mm double-row connectors J1 and J2 for GPIO
at 3.3V logical level with 56 bidirectional at 3.3V logical level with 56 bidirectional single-ended
single-ended pins or 28 bidirectional differential pairs pins or 28 bidirectional differential pairs or combined,
or combined, some single-ended and some differential. some single-ended and some differential.
J1 pins marked 9-13 are shared with WiFi (PCB v1.7) J1 pins marked 9-13 are shared with WiFi (PCB v1.7)
J2 pins marked 14-17 are shared with ADC. J2 pins marked 14-17 are shared with ADC.
Pin-compatible with 4 PMOD connectors (GND and 3.3V power 4 PMOD connectors can be made out of it
are on the right place) (GND and 3.3V power are on the right place)
J1-J2 distance suitable to be plugged into triple J1-J2 distance is suitable to be plugged into triple
protoboard using a single row of J1/J2. protoboard using a single row of J1/J2.
J2 has also 5V IN/OUT (be careful, digital pins are 3.3V). J2 has also 5V IN/OUT (be careful, GPIO pins are not
5V tolerant).
SD Micro SD card, all signal pins are routed to FPGA and SD Micro SD card, all signal pins are routed to FPGA and
shared with ESP-32 shared with ESP-32

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